Product Description
Key Features
- Serial communication: Supports RS-422 and RS-485 serial connections with Freeport, 3964 (R), USS, and MODBUS RTU master and slave.
- Transmission rate: RS-422 and RS-485 transmission rate, max.: 115.2 kbit/s.
- Rail mounting: Has S7-1500 mounting rail installation.
- Environmental protection: Has conformal coating, Class 2 for high reliability, and Type 1 protection against fouling.
- Operating temperature: Horizontal installation: -40 °C to 70 °C, with +85 °C for 10 min under OT4, ST1/ST2 conditions; vertical installation: -40 °C to 40 °C.
- Product lifecycle: Product lifecycle: Announcement of product phase-out.
Applications
- Serial connection: Provides serial connections using RS-422 and RS-485.
- MODBUS RTU communication: Supports MODBUS RTU master and slave communication, with up to 32 devices in master operation.
- Railway applications: Supports railway applications with EN 50155 temperature class OT4, ST1/ST2 and horizontal mounting position.
Technical Summary
| Product type designation | CM PtP RS 422 / 485 HF |
|---|---|
| Based on | 6ES7541-1AB00-0AB0 |
| Interfaces | RS-422 and RS-485; 15-Pin D-sub socket |
| Transmission rate, max. | 115.2 kbit/s |
| Rail mounting | Yes; S7-1500 mounting rail |
| Current consumption (rated value) | 43 mA; From the backplane bus |
| Power consumption from the backplane bus | 0.65 W |
| Inputs | 8 byte |
| Product lifecycle | Announcement of product phase-out |
Frequently Asked Questions
What exact model should be confirmed for this communication module?
Confirm Siemens 6AG2541-1AB00-4AB0 and product type designation CM PtP RS 422 / 485 HF.
Which serial interfaces does it provide?
It provides RS-422 and RS-485 serial connections through a 15-Pin D-sub socket.
What mounting arrangement is required?
It has S7-1500 mounting rail installation.
What temperature range applies to the installed configuration?
For horizontal installation, the range is -40 °C to 70 °C, with +85 °C for 10 min under OT4, ST1/ST2 conditions. For vertical installation, the range is -40 °C to 40 °C.
What lifecycle information should be checked?
The product lifecycle is Announcement of product phase-out; confirm the required quantity, destination, and condition preference.
