Control wiring is as shown.
The wiring terminals for the CN74000
are compression type. To open the
wiring terminal, turn the screw for that
terminal counterclockwise. Slide the
wire into the terminal space. While
holding the wire in place, turn the
screw clockwise to tighten. Maximum
torque is 0.424 N• m (3.75 in lb). Do
not overtighten. The wire should be held snugly in place.
Wiring for Optional Inputs and Outputs
Wire power and outputs as shown on page 5 and 6. Wiring for options is shown
below. All wiring shown below is Class 2. Shielded twisted pair is required for Option
DO NOT RUN SIGNAL WIRING IN THE SAME CONDUIT OR
CHASE AS THE POWER WIRING. ERRATIC OPERATION OR
DAMAGE TO THE CONTROL CIRCUITRY WILL RESULT.
Terminal 5 is line A (-)
Terminal 6 is line B (+)
Last control in chain must have
120 ohm ±1% resistor across 5 and 6.