Product Description
Key Features
- Product identity: SIPLUS S7-1200 CM 1241 RS422/485 communications module, based on 6ES7241-1CH32-0XB0.
- Supply voltage: Rated value: 24 V DC; permissible range: 20.4 V to 28.8 V DC.
- Interface and connection: 1 RS 422 / 485 (X.27) interface with a 9-pole D-sub (pin) connection.
- Communication protocols: Supports Freeport, ASCII, Modbus RTU master, Modbus RTU device and USS. ASCII and USS are available as library functions.
- Environmental design: Conformal coating; -25 °C to 60 °C for horizontal installation, with +70 °C for 10 min (OT1, ST1/ST2 according to EN 50155); vertical installation: -25 °C to 50 °C.
- Protection and dimensions: IP20 protection; width 30 mm, height 100 mm, depth 75 mm; weight approximately 155 g.
Applications
- Rail vehicles: Supports railway applications with EMC according to EN 50121-3-2 and EN 50121-4, and rail-vehicle requirements according to EN 50155.
- Stationary industrial systems: Supports use in stationary industrial systems against biologically, chemically and mechanically active substances according to EN 60721-3-3.
- Industrial process technology: Supports use in industrial process technology according to EN 60654-4 and ANSI/ISA-71.04 environmental classifications.
Technical Summary
| Product type | CM 1241 RS 422 / 485 |
|---|---|
| Order number | 6AG2241-1CH32-1XB0 |
| Based on | 6ES7241-1CH32-0XB0 |
| Product lifecycle | Active Product |
| Supply voltage | 24 V DC; 20.4 V to 28.8 V DC permissible range |
| Interface | 1 x RS 422 / 485 (X.27), 9-pole D-sub (pin) |
| Protocol drivers | Freeport, ASCII, Modbus RTU master, Modbus RTU device, USS |
| Protection | IP20 |
| Installation temperature | Horizontal: -25 °C to 60 °C; +70 °C for 10 min (OT1, ST1/ST2 according to EN 50155); vertical: -25 °C to 50 °C |
| Conformal coating | Class 2 for high reliability; Type 1 protection |
Frequently Asked Questions
What interface and connector does 6AG2241-1CH32-1XB0 have?
It has 1 RS 422 / 485 (X.27) interface with a 9-pole D-sub (pin) connection.
Which protocols does the module support?
It supports Freeport, ASCII, Modbus RTU master, Modbus RTU device and USS. ASCII and USS are available as library functions.
What supply voltage does this CM 1241 use?
The rated supply voltage is 24 V DC, with a permissible range of 20.4 V to 28.8 V DC.
What temperature limits apply during operation?
For horizontal installation, the range is -25 °C to 60 °C, with +70 °C for 10 min (OT1, ST1/ST2 according to EN 50155). For vertical installation, the range is -25 °C to 50 °C.
What should be confirmed for an exact legacy-part request?
Confirm the complete order number 6AG2241-1CH32-1XB0, the installed configuration, required quantity, destination and preferred condition.
