Datalogic DS2100N Reference Manual page 54

4
CBX100/500
+V
I2A
I2B
-V
INPUT 2 CONNECTIONS USING DS2100N POWER
INPUT 2 CONNECTIONS USING EXTERNAL POWER
44
Function
Power Source - Inputs
Input 2 A (polarity insensitive)
Input 2 B (polarity insensitive)
Power Reference - Inputs
Power to
Input Device
PNP Input 2 Using DS2100N Power
Power to
Input Device Signal
NPN Input 2 Using DS2100N Power
Figure 37 - PNP Input 2 Using External Power
DS2100N REFERENCE MANUAL
Input Device
Input Input Device
Signal Reference
Input Device
Input
Input Device
Reference
Input Device
Input
Signal
Pulled down to External
Input Device Reference