
®
Chapter 3 Termination board wiring
Wire the utility pulse meter
Wire the utility pulse meter to the termination board input.
1.Route input wires into the termination module through a conduit opening (Figure 12 on page 19) or the conduit box.
2.Connect the wires to the METER INPUT terminals on the termina- tion board (Figure 14 on page 24).
3.Connect the other end of the wires to the
Wire the thermistor
The thermistor input is for a Trane outdoor air temperature sensor only. The input cannot be used for any other purpose. Using wire that meets the specifications listed in Table 6 on page 26, wire the thermistor to the termination board input.
1.Route input wires into the termination module through a conduit opening (Figure 12 on page 19) or the conduit box.
2.Connect the wires to the THERMISTOR terminals on the termination board (Figure 14 on page 24).
3.Connect the shield to the ground terminal.
Note:
The thermistor input is not polarity sensitive.
4. Connect the other end of the wires to the thermistor device.
IMPORTANT
Tape the shield at the sensor. Any connection between the shield and ground will cause a malfunction.
28 |
|