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OAFE-1550 

 

Outdoor Airflow Measurement System 

 

Operation & Maintenance Manual 

 

Engineered for accuracy, applicability, 

 

durability and simplicity in HVAC air systems 

 

 

Summary of Contents for OAFE-1550

Page 1: ...OAFE 1550 Outdoor Airflow Measurement System Operation Maintenance Manual Engineered for accuracy applicability durability and simplicity in HVAC air systems...

Page 2: ......

Page 3: ...RATION CHANGES 8 3 5 1 Area Factor 8 3 5 2 Operating Range 9 4 SIGNAL PROCESSOR POWER UP CONFIGURATION 10 4 1 ACTIVE POWER UP DISPLAY 10 4 1 1 Active Display Descriptions 10 4 2 KEY FUNCTIONS 11 5 SIG...

Page 4: ...OPTIONAL FIXED VALUE 22 7 6 ALTITUDE 22 7 7 PROCESS OUTPUT CAL 23 7 8 CORRECTION COEFFICIENT PROBE CALCULATION COEFFICIENT 23 7 9 CORRECTION COEFFICIENT PIEZOMETER RING CALCULATION COEFFICIENT 23 7 1...

Page 5: ...w operating ranges and the auto zeroing function of the signal processor provides accurate airflow measurement down to 100 fpm The signal processor accepts a temperature input signal for air temperatu...

Page 6: ...r temperature An external temperature transmitter is required 1 3 SAFETY 1 3 1 Electrical Connections Before any electrical connections are made ensure the POWER SWITCH is in the OFF position 1 3 2 St...

Page 7: ...MPER BY OTHERS AIRFLOW STATION FLOW RAIN HOOD BY OTHERS OUTDOOR AIR PLENUM MOUNTED AIRFLOW STATION OUTDOOR AIR PLENUM MOUNTED AIRFLOW STATION LOUVER BY OTHERS OA INTAKE PLENUM BY OTHERS OA CONTROL DAM...

Page 8: ...have become fouled or plugged the following procedure is recommended Caution all instruments must be isolated removed from the sensing lines prior to performing the following cleaning procedure Backpu...

Page 9: ...3 SIGNAL PROCESSOR INSTALLATION 3 1 NEMA 1 MECHANICAL INSTALLATION Refer to Figure 3 0 for installation clarification 2 265 7 625 PG21 3 4 PG13 5 1 2 TYP OF 3 CONTROLS INCORPORATED PARAGON PCI S I G N...

Page 10: ...ANICAL INSTALLATION Refer to Figure 3 1 for installation clarification PG13 5 1 2 PG13 5 1 2 MOUNTING SCREW DIA UP TO 1 4 8 2 TYP OF 2 STANDARD 1 4 COMPRESSION OPTION 5 0 I D DATA LABEL PARAGON INCORP...

Page 11: ...e removable plugs for ease of installing the interface wiring Caution All electrical connections must be made with the MicroTransEQ power switch in the OFF position J1 1 2 3 11 12 13 14 15 16 17 18 4...

Page 12: ...erature Input Option To change the input configuration set the S1 switch as follows Temperature Input S1 Switch Selection 4 20mA mA 0 10VDC V 3 5 COMMON CONFIGURATION CHANGES 3 5 1 Area Factor Allows...

Page 13: ...s the user to enter a value which will represent 100 of the process output signal The menu will display the Maximum Full Scale value possible for the user to enter as the Operating Range The Operating...

Page 14: ...ic display depending upon the options purchased 75 F 75 F 0 0000 000 000 000 000 AutoZero Inch w c High Alarm ACFM Low Alarm ACFM Pressure Monitoring with an Auto Zero Cycle Flow Monitoring with a Hig...

Page 15: ...es to user values the right key allows the user to scroll to the correct digit for changes 4 Down Key Allows the user to scroll down in the menu list to a selected item or decrease digits when making...

Page 16: ...or FT2 Zero Calibration Min Calibration Engineering Units Span Calibration Lockdown Altitude Flow Correction Output Calibration AutoZero Correction Coefficient Temp Comp 4PT Flow Correction Display Fi...

Page 17: ...Calibration menu allows the user to perform a zero transducer calibration to eliminate any transducer zero shift Caution Before performing a zero calibration disconnect the Total High and Static Low...

Page 18: ...kDown value the output is linear to air flow The LockDown value can be changed from 0 to 20 of Operating Range value Lock down values can be changed in 1 increments The recommended standard is 10 Fiel...

Page 19: ...as the new K Factor value The MicroTransEQ will multiply the entered area factor value by the new K Factor value Field Setup Flow Correction Menu K Factor Range 085 1 3 Flow Correction K Factor K 1 0...

Page 20: ...ser to select an Auto Zero test frequency of once a minute to once every 30 minutes in 1 minute increments Use the UP DOWN keys to select the interval value This menu is available only if the AutoZero...

Page 21: ...in the Default Value menu Standard value is 68 F for the flow calculations If Temp Input is set to Variable the temperature value is displayed on the LCD screen If Temp Input is set to Fixed the temp...

Page 22: ...Field Setup Menu Flow Correction Flow DP AutoZero Flow Temp Comp Filter 0 200 Display Filter 10 6 15 OUTPUT FILTER PROCESS The Process Filter menu allows the user to vary the process output filter ra...

Page 23: ...e Field Setup Menu Output Filter Alarm Status Lo Alarm Value Alarm Options Alarm Value 000 000 DP Display Format Alarm Delay Hi Alarm Value Factory Defaults 100 000 6 18 ALARM OPTIONS OPTIONAL ALARM D...

Page 24: ...s Field Setup Menu Output Filter Set To Verify Set To Alarm Options Factory Defaults Factory Defaults DP Display Format Factory Defaults No No Item Factory Saved Setting Item Factory Saved Setting 1 A...

Page 25: ...ss Enter 7 2 MIN CALIBRATION The Min Calibration menu allows a user to perform a min transducer calibration This value will be placed in a different memory location and used until a Return to Factory...

Page 26: ...e CPU Taking Zero Calibration 0 0570 inch w c Samples 50 Calibration Span Calibration Press Enter Please Wait 7 5 TEMP COMP NO TEMP COMP OPTIONAL FIXED VALUE The Fixed Value menu allows the user to en...

Page 27: ...ion Buttons Output Calibration To Adjust Output Correction Constant Press Enter Min Calibration Use Up Down Span Calibration Buttons To Adjust Output Press Enter 7 8 CORRECTION COEFFICIENT PROBE CALCU...

Page 28: ...fig Password 0000 4PT Flow Corr 80 000 CFM Displayed Value Pre Filter 60 000 CFM 80 000 MAC Address 40 000 CFM Measured Value Instance Number 20 000 CFM 79 500 80 000 CFM Displayed Value 60 000 CFM 60...

Page 29: ...CODE BACNET COMMUNICATION OPTION The Instance Code menu allows the user to set a unique device address when connecting to a BACnet network The default is 1002 For additional information refer to the C...

Page 30: ...000 7 15 BAUD RATE The Baud Rate menu allows the user to set a unique network baud rate BACnet 9 6K 19 2K Modbus 9 6K 19 2K 38 4K 57 6K 115 2K The default is 19 2K For additional information refer to...

Page 31: ...e Selected 8 2 TRANSDUCER CALIBRATION MESSAGE If during a transducer zero or span calibration process the transducer output pressure value measured exceeds 20 of the expected value the following messa...

Page 32: ...at the MicroTransEQ ports or the sensing element 2 Use a pneumatic gauge to measure the pneumatic signal input to the MicroTransEQ Verify the signals are within the Op Range value shown on the label...

Page 33: ...ctory 8 No Output or Incorrect Output Display is reading correct value 1 Verify Output selection current I voltage V is correct for the application 2 Disconnect Output signal wires and verify output s...

Page 34: ...ance Manual Paragon Controls Incorporated 30 Revision Level 000 TROUBLESHOOTING TABLE SYMPTOM SOLUTION 11 Continued 2 Check for a pinched tube beneath the main board Caution Remove power before removi...

Page 35: ...Paragon Controls Incorporated 31 Revision Level 000...

Page 36: ...Paragon Controls Incorporated P O Box 99 Forestville CA 95436 http www paragoncontrols com Phone 707 579 1424 Revision Level 000...

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