SIMATIC S7-1500 CM PtP are serial communications modules in BA and HF versions with RS-232 or RS-422/485 interfaces and rates from 19.2 kbps up to 250 kbps. They support Freeport, 3964(R) and USS, with Modbus RTU master/device on the HF versions; a SIPLUS version is also available.
Technical data
| Product | CM PtP |
|---|---|
| Product family | SIMATIC S7-1500 |
| Example version | SIMATIC S7-1500, CM PTP RS232 BA Communications module for serial connection RS-232 Freeport, 3964 (R), USS, 19200 bps, 9-pin D-sub connector |
| Number of article numbers | 8 |
Article numbers
| Version | Description | Article No. |
|---|---|---|
| Standard | SIMATIC S7-1500, CM PTP RS232 BA Communications module for serial connection RS-232 Freeport, 3964 (R), USS, 19200 bps, 9-pin D-sub connector | 6ES7540-1AD01-0AA0 |
| Standard | SIMATIC S7-1500, CM PTP RS232 HF Communications module for serial connection RS-232 Freeport, 3964 (R), USS, MODBUS RTU master, device, 115200 bps, 9-pin D-sub connector | 6ES7541-1AD01-0AB0 |
| Standard | SIMATIC S7-1500, CM PTP RS422/485 BA Communications module for serial connection RS422, RS485 Freeport, 3964 (R), USS, 19200 bps, 15-pin D-sub socket | 6ES7540-1AB01-0AA0 |
| Standard | SIMATIC S7-1500, CM PTP RS-422/485 HF Communications module for serial connection RS-422 and RS-485 Freeport, 3964 (R), USS, MODBUS RTU master, device, 250 000 bps, 15-pin D-sub socket | 6ES7541-1AB01-0AB0 |
| SIPLUS | Communications module SIPLUS S7-1500 CM PtP RS 232 BA | 6AG1540-1AD01-7AA0 |
| SIPLUS | (Extended temperature range and exposure to environmental substances) Basic communications module with 1 RS 232 interface, Freeport, 3964(R) and USS protocols, 9-pin D-sub connector, max. 19.2 Kbps Communications module SIPLUS S7-1500 CM PtP RS 232 HF | 6AG1541-1AD01-7AB0 |
| SIPLUS | (Extended temperature range and exposure to environmental substances) High Feature communications module with 1 RS 232 interface, Freeport, 3964(R), USS and Modbus RTU protocols, 9-pin D-sub connector, max. 115.2 Kbps Communications module SIPLUS S7-1500 CM PtP RS 422/485 BA | 6AG1540-1AB01-7AA0 |
| SIPLUS | (Extended temperature range and exposure to environmental substances) Basic communications module with 1 interface RS422/485, Freeport, 3964(R) and USS protocols, 15-pin D-sub socket, max. 19.2 Kbps Communications module SIPLUS S7-1500 CM PtP RS 422/485 HF | 6AG1541-1AB01-7AB0 |
Technical data and article numbers are based on Siemens catalog ST 70 · 2026 (chapter SIMATIC S7-1500) and are for information only. Image is representative.
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Tags: CM PtP, siemens s7-1500, simatic plc, cm ptp, 6ES7540-1AD01-0AA0, 6ES7541-1AD01-0AB0, 6ES7540-1AB01-0AA0, 6ES7541-1AB01-0AB0, 6AG1540-1AD01-7AA0, 6AG1541-1AD01-7AB0, 6AG1540-1AB01-7AA0, 6AG1541-1AB01-7AB0