Switching Input / Switching Output; Switching Input; Switching Output - Leuze electronic DCR 55 Operating Instructions Manual

4-pin USB 2.0 Standard A connector
1 +5V DC
2 Data-
3 Data+
4 GND
Fig. 5.1: USB 2.0 Standard A
8-Pin M12 cable connector
Fig. 5.2: Cable with M12 connector, 8-pin, A-coded
5.3

Switching input / switching output

The 2D-code readers with a RS 232 open-ended flying lead or M12 connector have a switching input and a

switching output.

• The switching input is used to trigger code reading.
• The switching output signals successful code reading.
5.3.1

Switching input

A read process can be triggered using the trigger input in the standard setting (low = active) via the con-
nection to GND.We recommend wiring a 2.2 kΩ pull-up resistor as defined cable termination.
4.75 ... 5.25 V DC
GND
Connection version NPN: standard setting (low = active)
Fig. 5.3: Wiring example of the trigger input
Leuze electronic
+ 5 V DC
2.2 k
TRIGGER
GND
DCR 55
Electrical connection
12