Key Features
- Counter module for SIMATIC S7-1500: TM Count 2x24V counter module for the SIMATIC S7-1500 platform.
- 2 channels for encoder signals: Supports 24 V incremental encoder or pulse encoder connections on 2 channels.
- Integrated digital I/O per channel: Includes 3 DI and 2 DQ per channel.
- Engineering and update support: Configurable/integrated in STEP 7 TIA Portal from version V16 with HSP 0332 / V17, with FW update possible.
- Diagnostic and interface functions: Includes I&M data I&M0 to I&M3, isochronous mode, and PROFINET and PROFIBUS engineering data.
Applications
- 24 V encoder counting: Counting of 24 V incremental encoder or pulse encoder signals on 2 channels.
- Digital input and output signal handling: Use of the module’s 3 DI and 2 DQ per channel for connected digital signals.
- Controller engineering integration: Configuration and integration in STEP 7 TIA Portal for SIMATIC S7-1500 engineering workflows.
Technical Summary
| Product type designation | TM Count 2x24V |
|---|---|
| Firmware version | V2.0 |
| Load voltage L+ rated value (DC) | 24 V |
| Load voltage L+ permissible range, lower limit (DC) | 19.2 V |
| Load voltage L+ permissible range, upper limit (DC) | 28.8 V |
| Digital inputs | 6; 3 per channel |
| Digital outputs | 4; 2 per channel |
| Encoder signals, incremental encoder (asymmetrical) input frequency, max. | 200 kHz |
| Counting frequency, max. | 800 kHz; with quadruple evaluation |
| Engineering with STEP 7 TIA Portal configurable/integrated from version | V16 with HSP 0332 / V17 |
| PROFINET from GSD version/GSD revision | V2.3 / – |
| Rail mounting | Yes; S7-1500 mounting rail |
Frequently Asked Questions
What is Siemens 6ES7550-1AA01-0AB0?
It is a SIMATIC S7-1500 TM Count 2x24V counter module.
How many encoder channels does the TM Count 2x24V provide?
It provides 2 channels for 24 V incremental encoder or pulse encoder signals.
What digital I/O does 6ES7550-1AA01-0AB0 include?
It includes 3 DI and 2 DQ per channel.
Which engineering software version supports this module?
It is configurable/integrated in STEP 7 TIA Portal from V16 with HSP 0332 / V17.
What power supply range is specified for Load voltage L+?
The rated value is 24 V DC, with a permissible range from 19.2 V to 28.8 V.
