Functionality

AO523:

8 analog outputs, individually configurable for

unused (default setting)
-10 V…+10 V
0…20 mA
4…20 mA
AO523: 8 analog outputs, individually configurable for unused (default setting)
-10 V…+10 V
Resolution of the analog channels  
Voltage -10 V… +10 V 12 bits plus sign
Current 0…20 mA, 4…20 mA 12 bits
   
LED displays 19 LEDs for signals and error messages
Internal power supply through the expansion bus interface (I/O-Bus)
External power supply via the terminals ZP and UP (process voltage 24 V DC)