Rockwell Automation 1746-HSCE,D17466.5 High-Speed Counter Module - Manual (Page 48)

Publication 1746-UM006B-EN-P - August 2005
3-4 Installation and Wiring
JW1 Settings Select 300 µs or 10 ms filtering to debounce the limit switch input.
Position the jumper as follows:
The LS input allows you to make a direct connection to nominal
voltage levels of 5, 12, or 24V dc. The ON voltage ranges are as
follows:
The figure below indicates how to connect a limit switch and 12V dc
supply to the module. Jumper JW1 is placed for a 10 ms debounce.
This input is intended for connection to a limit switch used to reset
the counter. The LS input can be used alone as a reset or in
combination with the Z input, or Soft Reset (refer to M0:e.1/5-7).
Wiring terminal Limit Switch ON range
LS (24V dc) 16.5-30V dc
LS (12V dc) 9.4- 10.5V dc
LS (5V dc) 3.8-5.5V dc
JW1
3 2 1
JW1
3 2 1
10 ms Filter 300 us Filter
HSCE module
+
–
12V dc
Limit switch
LS (24V dc)
LS (12V dc)
LS (5V dc)
LS COM
JW1
3 2 1
wiring terminals
jumper placed for 10 ms filtering
ATTENTION
Only connect one LS input range at a time.
Otherwise, the module will be damaged.