Product Overview
Technical Summary
| Product type designation | CM PtP |
|---|---|
| Based on | 6ES7137-6AA01-0BA0 |
| Supported BaseUnit | BU type A0 |
| Serial interfaces | RS-422, RS-485 and RS-232 |
| Supported protocols | Freeport, 3964 (R), USS and MODBUS RTU master, slave |
| Maximum transmission rate | 250 kbit/s |
| Rated supply voltage | 24 V DC |
| Permissible supply voltage | 19.2 V to 28.8 V DC |
| Operating temperature, horizontal installation | -40 °C to 70 °C |
| Connection | Push-in terminal |
Key Features
- Product designation: CM PtP communications module for serial connections, with RS-422, RS-485 and RS-232 interfaces.
- Serial communication: Supports Freeport, 3964 (R), USS and MODBUS RTU master and slave; maximum transmission rate is 250 kbit/s.
- Supply and protection: Rated supply voltage: 24 V DC; permissible range: 19.2 V to 28.8 V DC; reverse polarity protection: Yes.
- BaseUnit and connection: Suitable for BU type A0 and equipped with a push-in terminal connection.
- Diagnostics and firmware: Diagnostics function, diagnostic alarm, wire-break diagnosis and FW update are supported; green PWR, green/red DIAG, green RxD and green TxD LEDs are provided.
- Conformal coating and dimensions: Conformal coating is Class A according to IPC-CC-830A; dimensions are 15 mm width, 73 mm height and 58 mm depth.
Frequently Asked Questions
What does Siemens order number 6AG1137-6AA01-7BA0 identify?
It identifies a SIPLUS ET 200SP CM PtP communications module with RS-422, RS-485 and RS-232 interfaces.
Which specifications distinguish this MLFB variant?
The listed variant has conformal coating, a -40…+70 °C range for horizontal installation, suitability for BU type A0, and a 24 V DC rated supply voltage.
Which interfaces and protocols should be checked against the nameplate?
Check RS-422, RS-485 and RS-232, plus Freeport, 3964 (R), USS and MODBUS RTU master and slave.
What details are needed for a quotation?
Provide the complete order number, required quantity and destination.
