Edwards Signaling 129 Catalog Page

2. Mount the switch on the stationary frame of the machine and connect the electrical
wiring. When mounting the switch on an ungrounded machine, connect the ground
lead to one of the mounting screws.

3. Mount the actuator on the movable guard, door, or gate.

4. Slightly over-drill holes for easy insertion. The switch and actuator should easily
slide or screw into the predrilled holes – DO NOT force or hammer.
This may damage switch.

Wire Color Code

Black COM

File E 122942 LR89176

White N.O.

Red N.C.

General Specifications

Enclosure Stainless Steel Threaded Barrel

with 2 Panel Nuts

Dimensions M12 dia. x 1 Thread x 70mm Long

Temperature Range -40°F to 180°F (-40°C to 80°C)

Environmental Hermetically Sealed Contact Switch

Sealed in Polyurethane

NEMA Rating 1, 2, 3, 4X, 5, 6, 12

Protection Class IP 67

Response Time 1 msec

Life Cycles 100,000 Under Full Load;

Up to 200,000,000 Under Dry Circuit

Lead Types/O.D. 22/2 or 22/3 Flying Leads (V)/0.05" (0.13cm)

22/2 Jacketed (J)/0.16" (0.40cm)

22/3 Jacketed (J)/0.164" (0.41cm)

22/4 Jacketed (J)/0.187" (0.47cm)

18/2 Jacketed (J)/0.24" (0.62cm)

UL/CSA All Models