8
Installation
3.1.2 Hard-wiring a sc Sensor to the sc100 Controller
1. Disconnect power to the controller if powered.
2. Open the controller cover.
3. Disconnect and remove the existing wires between the quick-connect and terminal
strip J5, see Figure 3.
4. Remove the quick-connect fitting and wires and install the threaded plug on the
opening to maintain the environmental rating.
5. Cut the connector from the sensor cable.
6. Strip the insulation on the cable back 1-inch. Strip ¼-inch of each individual wire end.
7. Pass the cable through conduit and a conduit hub or a strain relief fitting
(Cat. No. 16664) and an available access hole in the controller enclosure.
Tighten the fitting.
Note: Use of strain relief fitting other than Cat. No. 16664 may result in a hazard. Use only the
recommended strain relief fitting.
8. Reinstall the plug on the sensor access opening to maintain the environmental rating.
9. Wire as shown in Table 2 and Figure 3.
10. Close and secure the cover.
Table 2 Wiring the Sensor at Terminal Block J5
Terminal Number Terminal Designation Wire Color
1 Data (+) Blue
2 Data (–) White
3 Service Request No Connection
4 +12 V dc Brown
5 Circuit Common Black
6 Shield Shield (grey wire in existing quick disconnect fitting)
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