Siemens SIMATIC S7-1500 Manual page 13

Product overview
2.1 Properties
Properties
The TM PosInput 2 technology module has the following properties:
● Technical properties
– Two channels
– Interfaces:
– Count range: 32 bits
– Channel-by-channel monitoring of encoder signals for wire break, short-circuit and
– Hardware interrupts can be configured channel by channel
– Input filters for suppression of interferences at encoder inputs and digital inputs can be
● Supported encoder/signal types
– SSI absolute encoder
– RS422/TTL incremental encoder with N signal
– RS422/TTL incremental encoder without N signal
– RS422/TTL pulse encoder with direction signal
– RS422/TTL pulse encoder without direction signal
– RS422/TTL pulse encoder with up/down count signal
● Supported system functions
– Isochronous mode
– Firmware update
– Identification data I&M
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SSI encoder signals D und C or RS422/TTL encoder signals A, B and N
5 V and 24 V encoder supply, short-circuit-proof
DI0 and DI1 digital input signals (per channel)
DQ0 and DQ1 digital output signals (per channel)
Supply voltage L+
faulty supply voltage
configured
Technology module TM PosInput 2 (6ES7551-1AB00-0AB0)
Manual, 06/2018, A5E03982218-AB