Instruction manual
CBX ELECTRICAL CONNECTIONS 
4
CBX100/500  Function 
+V  Power Source - Inputs 
I2A  Input 2 A (polarity insensitive) 
I2B  Input 2 B (polarity insensitive) 
-V  Power Reference - Inputs 
INPUT 2 CONNECTIONS USING MATRIX 200™ POWER 
CAUTION 
Power is available directly to the Input Device, independently from the Power 
Supply Switch inside the CBX. 
Power to 
Input Device 
Input Input Device 
Signal Reference 
Input Device
PNP Input 2 Using Matrix 200™ Power 
Power to  Input 
Input Device  Signal 
Input Device 
Reference 
Input Device 
NPN Input 2 Using Matrix 200™ Power 
INPUT 2 CONNECTIONS USING EXTERNAL POWER 
Pulled down to External 
Input Device Reference 
Input 
Signal 
Input Device 
Figure 54 - PNP Input 2 Using External Power 
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