User Manual—Version 3.0 Tunnel Master
Jr. System Hardware and Installation
January 2016 21
Pulse/Proximity Switch Wiring
Figure 4. Pulse/Proximity Switch Wiring
PROX PWR
CLK SRCE
CLK SINK
PROX GND
GATE +
GATE -
TIRE +
TIRE -
PANIC +
PANIC -
Terminals not used in this diagram
"Used when connecting a standard
"Push Button" entry box.
2-Wire pulse
switch with
N.O. contact
3-Wire (NPN)
Proximity
switch - Sinking
Terminal strip on top of relay board
SINK
SOURCE
JP2
JP1
SINK
SOURCE
Refer to Jumper settings