Installation - Nema Controllers; Card Rack Installation - GTT Opticom GPS System Installation Manual

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5.6 Installation — NEMA Controllers
These instructions include:
•
Installing the card rack.
See Section 5.5.1.
•
Installing the phase selector.
See Section 5.5.2.
•
Connecting the radio/GPS cable to the phase
selector. See Section 5.5.3.
•
Installing the auxiliary interface panel.
See Section 5.5.4.
•
Wiring for green sense.
See Section 5.5.5.
•
Cabling for remote communication.
See Section 5.5.6.

5.6.1 Card Rack Installation

The card slot in the Opticom™ GPS System
Model 1040 Card Rack is dedicated to a phase
selector. The edge connector is wired to
connector J1 on the card rack front panel, which
is connected (through the 9-pin harness) to the
traffic controller. See Appendix A for a wiring
diagram of the card rack.
WARNING
This procedure may expose you to AC voltage
and the risk of electric shock or electrocution.
Turn off the AC mains and use accepted and
recognized safety precautions to avoid
exposure to the risk of electric shock or
electrocution. Electric shock may cause
severe injury or death.
Intersection Equipment Installation Instructions
1. Place the card rack at the desired location in
the controller cabinet.
2. Locate the controller terminals for AC+, AC–,
chassis ground, logic ground, and the priority
control inputs.
3. Route the 9-pin harness wires to their
terminals.
4. Strip 1/4-inch of insulation from each wire to
be used.
5. Install a spade lug on each wire and connect
it to the appropriate terminal. See Figure 5-18
and Table 5-6.
6. Connect plug P1 of the 9-pin harness to
connector J1 on the card rack front panel.
Table 5-6. 9-Pin Harness Wiring
Wire
Color
Black
White
Green
Gray/White
Blue/White
Violet/White
Brown/White
Gray/Black
Pin
Number Function
1 115 VAC (AC+)
2 AC return (AC–)
3 Chassis ground
4 Not used
5 Rear output 1
6 Rear output 2
7 Rear output 3
8 Rear output 4
9 Logic ground