Emerson Rosemount 700XA Reference Manual page 85

Reference Manual
2-3-9000-744
Select the input type for an analog input
You can set an analog input to either voltage (0-10 V) or current (4-20 mA) by flipping the
appropriate switches on the base input/output (I/O) board .
Procedure
1. Turn off the gas chromatograph (GC).
2. Locate and remove the base I/O board, which is in the card cage in the GC's lower
3. To set analog input #1 to current, locate SW1 on the backplane base I/O board and
4. To set analog input #2 to current, locate SW2 on the base I/O board and push the
5. Replace the base I/O board in the card cage.
6. Close and fasten the electronic enclosure door.
7. Apply power to the GC.
8. Select Hardware → Analog Inputs....
9. To set the analog input to current, select mA from the mA/Volts drop-down list for
10. Click Save to save the changes and keep the window open or click OK to save the
Rosemount 700XA
enclosure.
push the switches up, toward the card ejector; to set the analog input to voltage,
push the switches down, away from the card ejector.
switches up, toward the card ejector; to set the analog input to voltage, push the
switches down, away from the card ejector.
The Analog Inputs window displays.
the appropriate analog input; to set the analog input to voltage, select Volts from
the mA/Volts drop-down list for the appropriate analog input.
changes and close the window.
Installation and start-up
June 2022
85