Functional Loop Test for Field Instruments !!

Functional Loop Test for HART Temperature Transmitter 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Temperature Transmitter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.5mA) Note: Typically the desired value is ≤3.6mA per NAMUR NE43.
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Refer to the instrument index for the HIGH/LOW saturation values. Using the communicator, simulate both high and low saturation current outputs. Note: Typically the values are 3.8mA and 20.5mA per NAMUR NE43
DCS Operator	Verify that the instrument failure alarm has NOT been activated when input is saturated high or low.
Outside Person	Check for proper output with no flow (4mA). Simulate the output by HART communicator as 25%, 50%, 75% and 100% .
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for HART Pressure Transmitter

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a pressure transmitter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All category 1 and 2 punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested -        Hand pump (pressure/vacuum)
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the FAIL LOW value (typically 3.6mA). Using the communicator, simulate the failure current output.
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Refer to the instrument index for the HIGH/LOW saturation values. Typically 20.5mA/3.8mA.Using the communicator, simulate both high and low saturation current outputs.
DCS Operator	Verify that the instrument failure alarm is NOT been activated when input is saturated high or low.
Outside Person	Check for proper output with transmitter referenced to atmosphere.  If the lower range is a negative value, apply vacuum that correspond to 0%. Gradually increase the pressure to the upper range value and then slowly vent off the pressure.
DCS Operator	Verify DCS reading correctly responds to the pressure values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Reinstall any impulse connections and ports that may have been removed. Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for HART pH,ORP,Conductivity meter 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a pH, ORP and Conductivity meter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.6mA)
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Put the transmitter as simulation mode. (This will override all the alarms). Simulate  by keypad on transmitter as 25%, 50%, 75% and 100% .
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress. Disconnect the test probe.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for HART Radar Level Transmitter 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Radar Level Transmitter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.6mA) Note: Typically the desired value is ≤3.6mA per NAMUR NE43.
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Refer to the instrument index for the HIGH/LOW saturation values. Using the communicator, simulate both high and low saturation current outputs. Note: Typically the values are 3.8mA and 20.5mA per NAMUR NE43
DCS Operator	Verify that the instrument failure alarm has NOT been activated when input is saturated high or low.
Outside Person	Simulate the output by HART communicator as 25%, 50%, 75% and 100% .
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Control valve connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        The instrument air is serviced and verified if there is no water. (The isolation valve to the Control valve to be closed) -        The Instrument air tube to be hooked up to the Control valve -        Confirmation from Commissioning team if the valve can be any position (Open or close) during test -        Loops are powered up by Owner Process Automation
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        Multi Meter (Fluke) -        Portable 24VDC Power Supply (Just in case)
References	Loop folder

Functional Loop Test for HART WIND MONITOR

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Wind Monitor connected to an ABB 800xA DCS.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        Multi-Meter (Fluke or Similar)
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation. Check the wind speed, direction and ambient temperature signal is coming to DCS.
Outside Person	Change the wind speed manually. Change the wind direction manually.
DCS Operator	Check the wind speed value at DCS is responding to the simulation at field. Check the wind direction value at DCS is responding to the simulation at field.
Outside Person	Return the wind monitor as it is (Release any manual force)
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	If the loop passed, place a wrap of blue tape on the transmitter. If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for HART Vortex flow meter 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Vortex Flowmeter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.6mA) Note: Typically the desired value is ≤3.6mA per NAMUR NE43.
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Refer to the instrument index for the HIGH/LOW saturation values. Using the communicator, simulate both high and low saturation current outputs. Note: Typically the values are 3.8mA and 20.5mA per NAMUR NE43
DCS Operator	Verify that the instrument failure alarm has NOT been activated when input is saturated high or low.
Outside Person	Check for proper output with no flow (4mA). Simulate the output by HART communicator as 25%, 50%, 75% and 100% .
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for HART Magnetic flow meter 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Magnetic Flowmeter connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.6mA) Note: Typically the desired value is ≤3.6mA per NAMUR NE43.
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Refer to the instrument index for the HIGH/LOW saturation values. Using the communicator, simulate both high and low saturation current outputs. Note: Typically the values are 3.8mA and 20.5mA per NAMUR NE43
DCS Operator	Verify that the instrument failure alarm has NOT been activated when input is saturated high or low.
Outside Person	Check for proper output with no flow (4mA). Simulate the output by HART communicator as 25%, 50%, 75% and 100% . Check the flow switch Function by simulating the set point specified in Index, if the loop has the switch function.
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Verify the flow switch function respond to simulated value. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.

Functional Loop Test for Control Valve

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the Control Valve in the field.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation. Check with commissioning team if the Control Valve can be tested.
Outside Person	Get confirmation from operator for open/close the valve. Drain the air filter/regulator if any water. Open the Inst. Air block valve.
DCS Operator	Simulate the OP Signal (Analog Output) 0%, 25%, 50%, 75%  and 100% to the I/P Positioner. (Check the Output direction depend on the Air fail position)
Outside Person	Check the valve position is corresponding to the  simulated DCS output. Check the valve is moving smoothly.
DCS Operator	If there is a limit switch on the control valve, simulated the OP as 0%  to 7% Opening (Or 93%  to 100% opening in case Open limit switch) and check the limit switch is activated less than 5% open. (Or More than 95% open in case open limit switch).
Outside Person	If the limit switch is not activated within 0~5%  open, adjust the limit switch activation point setting by moving the proximity Namur senor.
DCS Operator	Check the limit switch activation point by simulating the Output value.
Outside Person	Cut-off the Inst. Air to the valve for Air Fail Position Test (block in the air supply and bleed the pressure off at the filter). Verify the Air fail position Re-open the supply air block valve.
Inside Person	Open the AO signal (to Positioner) disconnect switch located in the ICJB for the Power Fail Position Test
Outside Person	Verify the power fail position at field
Inside Person	Close the  AO disconnect switch
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	If the loop passed, place a wrap of blue tape on the positioner enclosure. If the loop did not pass, place a wrap of red tape on the transmitter positioner enclosure.

Functional Loop Test for Automatic Block Valve  (ABV)

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Automatic Block Valve (ABV) connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        The instrument air is serviced and verified there is no water. (The isolation valve to the ABV to be closed) -        The Instrument air tube to be hooked up to the ABV -        Confirmation from Commissioning team if the valve can be any position (Open or close) during test -        Loops are powered up by Owner Process Automation
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        Multi Meter (Fluke) -        Stopwatch (for valve stroke times) -        Portable 24VDC Power Supply (Just in case)
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the ABV in the field.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation. Check with commissioning team if the ABV can be tested.
Outside Person	Get confirmation from operator for open/close the valve. Drain the air filter/regulator if any water. Open the Inst. Air block valve.
DCS Operator	Confirm that the ZSC/ZSO signal is correct for the current valve position. Ask Outside Person to adjust if necessary. Simulate the 24VDC DO for solenoid.
Outside Person	Using a stopwatch, check the Open/Close times and document for QC. Check the valve is moving smoothly Check the valve position indicator and actual valve status (Groove at the valve stem) is matched. Make adjustments to the ZSC/ZSO if required.
DCS Operator	Verify that the valve open/close status is matched to field status Keep the solenoid energized (24VDC) for the next step.
Outside Person	Cut-off the Inst. Air to the valve for Air Fail Position Test (block in the air supply and bleed the pressure off at the filter). Verify the Air fail position Reopen the supply air block valve.
Inside Person	Open the solenoid DO disconnect switch located in the ICJB for the Power Fail Position Test
Outside Person	Verify the power fail position at field
Inside Person	Close the solenoid DO disconnect switch
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the switch enclosure -        If the loop did not pass, place a wrap of red tape on the transmitter switch enclosure.

Functional Loop Test HART Area Monitor 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a Area Monitor connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation -        Owner Process Automation has established communication with the instrument and completed configuration of the DCS and check of instrument settings
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        HART communicator with up to date DDLs for the instruments being tested
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field and connect the communicator. Monitor the communicator during power-up to ensure there are no faults detected.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Refer to the instrument index for the proper FAIL LOW value. Make any needed changes so that the transmitter settings match the index. Using the communicator, simulate the failure current output. (3.2mA for Polytron 7000 and 1.2mA for Polytron 2XP)
DCS Operator	Verify that the instrument failure alarm has been activated.
Outside Person	Check for proper output with SENSOR installed. Simulate the output by HART communicator as 25%, 50%, 75% and 100% .
DCS Operator	Verify DCS reading correctly responds to the simulated values being applied. Note: This is not a calibration. It is only to confirm that the transmitter has not been damaged and is responding as expected.
Outside Person	Disconnect the HART communicator.  Ensure that all covers are properly installed to prevent water ingress.
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.
	-

 Functional Loop Test for  Flow Switch on Seal Purge Box

 

Purpose	Provide instructions to the Functional Loop Check Team that will conduct the Functional Loop Test on a flow switch (Rotameter) on seal purge box connected to an ABB 800xA DCS that uses HART device integration.
Scope	This procedure is to be used to ensure the correct functionality of the entire loop and that all individual components have been installed and are functioning according to the design specification. The Functional Loop Test is to be the last test prior to turnover to the Owner.
Required Prerequisites	Prior to completing this procedure: -        All pressure testing requirements must be completed -        All associated instrument and electrical wiring must be checked for proper continuity, grounding, labelling, and terminations -        All A and B punch list items associated with this loop must be cleared -        Physical installation has been inspected and signed off by Owner -        Place a wrap of yellow tape on the transmitter to indicate the steps above have been completed -        Loops are powered up by Owner Process Automation
Functional Loop Check Team	Each team will consist of 2 qualified Excel Instrument Technicians and 1 Owner operations person.
EH&S	Normal site safe work and permitting practices apply.
Special tools	-        Multi-Meter (Fluke or Similar)
References	Loop folder

Executed By	Action
Inside Person	Positively identify the termination point in the ICJB and standby to provide support as needed.
Outside Person	Positively identify the instrument in the field.
DCS Operator	Verify that the instrument location on graphics matches the PID. Pull up the face plate for the loop being tested on the operator workstation.
Outside Person	Check the Contact output (Contact output is as per the inst. Index Spread sheet)
DCS Operator	Verify DCS status is matched to field status. (Low flow or Normal)
Outside Person	Jumper 1 pair cable at the terminal block. Remove the jumper at the terminal block at seal purge box. Repeat 2 times.
DCS Operator	Verify DCS status is matched to field simulation.
Outside Person	Remove all jumper. Ensure that all covers are properly installed to prevent water ingress
Inside Person	Document the results of the test. If the loop did not pass the test, document the symptoms for the Advanced Trouble Shooting Team.
Outside Person	-        If the loop passed, place a wrap of blue tape on the transmitter. -        If the loop did not pass, place a wrap of red tape on the transmitter.
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