KEYENCE LK-3100 - Manual (Page 9)

9
INPUT/OUTPUT CIRCUIT INSTALLATION
24 V
3 K Ω
470 Ω
IN
GND
6.8 Ω
GND
NPN output
Controller
Extension cable (Options)
LK-C2 (2m)
LK-C5 (5 m)
LK-C10 (10 m)
Sensor head
This section describes the input/output circuit diagram of the controller.
Input circuit (AUTO ZERO, Synchronous, and laser emission stop)
Output circuit (Alarm, NEAR, and FAR)
Note: Use a non-voltage contact to connect or disconnect the input
terminals.
This section describes how to mount the controller and the sensor head
and how to connect the cables.
Controller
The controller can be mounted to a DIN
rail. When mounting or removing the
controller, pull the claw at the bottom
center in the direction of the arrow.
Connecting sensor head and controller
Connect the sensor head to the extension cable(s), and the extension
cable(s) to the controller as shown below.
To join the connectors, gently press them together and turn them to the
right or left to locate the engagement position, then press until a click is
heard.
Disconnection
To remove the connectors, hold
the connecting sleeve as shown
on the right, and pull it out in
the direction of the arrow.