Dwyer Mark - Manual (Page 22)

21
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
SW 4
TOP
SWITCH
SW 3
ABOVE 2ND
SWITCH
SW 2
ABOVE 1ST
SWITCH
SW 1
BOTTOM
SWITCH
INTRINSICALLY
SAFE BARRIERS
SW 4
TOP
SWITCH
SW 3
ABOVE 2ND
SWITCH
SW 2
ABOVE 1ST
SWITCH
SW 1
BOTTOM
SWITCH
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
NC
Figure 1: Wiring for switch types A, G, H, M, and T. 1,
2, or 4 switches.
Figure 2: Intrinsically safe wiring for switch types A, G,
H, M and T. 1, 2, or 4 switches
Figure 3: Wiring for factory sealed leads option. 1, 2, or
4 switches. Switch 1 wires are red, switch 2 wires are
black, switch 3 wires are white, and switch 4 wires are
brown. Wires are labeled C, NO, NC.
Figure 4: Intrinsically safe wiring for factory sealed
leads option. 1, 2, or 4 switches. Switch 1 wires are red,
switch 2 wires are black, switch 3 wires are white, and
switch 4 wires are brown. Wires are labeled C, NO, NC.
SW 4
ABOVE 3RD
SWITCH
SW 3
ABOVE 2ND
SWITCH
SW 2
ABOVE 1ST
SWITCH
SW 1
BOTTOM
SWITCH
GREEN WIRE
- GROUND
SW 4
ABOVE 3RD
SWITCH
SW 3
ABOVE 2ND
SWITCH
SW 2
ABOVE 1ST
SWITCH
SW 1
BOTTOM
SWITCH
INTRINSICALLY SAFE
BARRIERS
GREEN WIRE
- GROUND
SCHEMATICS: GENERAL AND INTRINSIC SAFETY
1. Units supplied with switch option A, G, H, M or T have screw terminals on the back side of the switch for terminating
wires.
2. Units supplied with switch option D are supplied with 36” minimum (0.91 meters) flying leads.
3. Units supplied with switch option B, C, I, R, S, V or W are supplied with terminal strips or 36˝ minimum (.091 meters)
flying leads.
4. Units with J1 or J2 suffix are supplied with additional 2 or 4 termination points.