Functionality

Digital inputs	8 (24 VDC)
Digital outputs	8 relay outputs with one switch-over contact each
Fast counter	Integrated, many configurable operating modes (only with AC500)
LED displays	For signal states, 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 VDC)
Required terminal units	TU531 or TU532 TU531 and TU532 for I/O Modules

The device is plugged on a terminal unit TU531 and TU532 for I/O Modules. Position the module properly and press until it locks in place. The terminal unit is either mounted on a DIN rail or to the wall using 2 screws plus the additional accessory for wall mounting (TA526 TA526 - Wall Mounting Accessory).

Note

For a detailed description of the mounting, disassembly and electrical connection of the module, please refer to the System Assembly, Construction and Connection chapter AC500 (Standard).