FunctionalityΒΆ
| Digital inputs/outputs | 24 (24 V DC) | 
| Fast Counter | integrated, many configurable operating modes (only with AC500) | 
| LED displays | for signal statuses, errors and supply voltage | 
| 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) |