6AG1551-1AB00-7AB0, Siemens 6AG1551 Series Counting Module for Use with RS-422 incremental encoder or SSI absolute encode, Digital,

The Siemens SIPLUS TM Pos input 2 is a counting and position feedback module has 4 digital inputs 2 per channel, for RS-422 incremental encoder or SSI absolute encoder, 2 DI and 2 DQ per channel. This TM Pos Input 2 module can be Install by S7-1500 mounting rail and has Isochronous mode and produces transistor type of digital output.

Short-circuit protection
Input characteristic curve in accordance with IEC 61131
2 counters

Datasheet - 6AG1551-1AB00-7AB0