Key Features
- TM PosInput 2 module: Counter and position detection module for SIMATIC S7-1500.
- Encoder support: For RS-422 incremental encoder or SSI absolute encoder.
- Channel configuration: 2 channels, 2 DI, 2 DQ per channel.
- Load voltage: 24 V DC rated value, with permissible range from 19.2 V to 28.8 V.
- Mounting: Rail mounting on S7-1500 mounting rail.
- Lifecycle status: Start of final year of support.
Technical Summary
| Product type designation | TM PosInput 2 |
|---|---|
| Product function | I&M data; Yes; I&M0 to I&M3 |
| Firmware version | V1.3 |
| FW update possible | Yes |
| Mounting | Rail mounting; S7-1500 mounting rail |
| Load voltage L+ | 24 V |
| Input current, max. | 75 mA; without load |
| Encoder supply | 4; One 5V and 24V encoder supply per channel |
| Power consumption from the backplane bus | 1.3 W |
| Number of digital inputs | 4; 2 per channel |
| Number of digital outputs | 4; 2 per channel |
| RS 422 | Yes |
Applications
- Incremental encoder position counting: Counter and position detection for RS-422 incremental encoder signals.
- SSI absolute encoder position detection: Counter and position detection for SSI absolute encoder signals.
Frequently Asked Questions
What is Siemens 6ES7551-1AB00-0AB0?
It is a TM PosInput 2 counter and position detection module for SIMATIC S7-1500.
Which encoder types does 6ES7551-1AB00-0AB0 support?
It supports RS-422 incremental encoder and SSI absolute encoder signals.
How many channels and I/O points does the module have?
It has 2 channels, with 2 DI and 2 DQ per channel.
What supply voltage does 6ES7551-1AB00-0AB0 use?
The load voltage L+ is 24 V DC, with a permissible range from 19.2 V to 28.8 V.
