9032X
22
Connecting the Solenoids to Transmitter:
Contacts for the solenoid valves are located on the CPU card J5 as shown in Figure 12
and printed on the board as “ELECTROVALVE”. Wiring is as follows:
Pin 1: + EV1 – Solenoid Valve 1 (Calibration Standard 1 [100ppb]) – Red
Pin 2: - EV1 – Solenoid Valve 1 (Calibration Standard 1 [100ppb]) – Black
Pin 3: + EV2 – Solenoid Valve 2 (Calibration Standard 2 [1000ppb]) – Red
Pin 4: - EV2 – Solenoid Valve 2 (Calibration Standard 2 [1000ppb]) – Black
Pin 5: + EV3 – Solenoid Valve 3 (Grab Sample) – Red
Pin 6: - EV3 – Solenoid Valve 3 (Grab Sample) – Black
