xviii
Reference voltage, VREF
6     Installation
Instruction book, IQAN- Lx
Reference voltage, VREF
The IQAN-Lx module is internally equipped with a voltage regulator to generate the 
reference voltage VREF. The standard reference voltage will feed different kinds of 
sensors, potentiometers and joysticks. 
VREF positions.
NOTICE
Maximum load for the VREF is different according to 12/24 Vdc power 
supply, see Appendix A, on page xxiii.
+VREF, pos C2:8
-VREF, pos C2:7