Siemens 6ES7241-1CH32-0XB0 S7-1200 CM 1241 RS422/485 Communication Module

Key specifications

Selectable baud rates: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 76800 or 115200 baud
Serial interface connector: 1 × 9-pin D-sub female connector for RS422 or RS485
Supported serial protocols: Freeport; Modbus RTU master and device; ASCII and USS through library functions
Dimensions (W × H × D): 30 × 100 × 75 mm (W × H × D)
Serial cable length and termination: Up to 1000 m shielded cable, baud-rate dependent; external termination required

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Product name	Siemens 6ES7241-1CH32-0XB0 S7-1200 CM 1241 RS422/485 Communication Module
Brand	Siemens
Model	6ES7241-1CH32-0XB0
Category	Industrial Automation Parts
Selectable baud rates	300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 76800 or 115200 baud
Serial interface connector	1 × 9-pin D-sub female connector for RS422 or RS485
Supported serial protocols	Freeport; Modbus RTU master and device; ASCII and USS through library functions
Dimensions (W × H × D)	30 × 100 × 75 mm (W × H × D)
Serial cable length and termination	Up to 1000 m shielded cable, baud-rate dependent; external termination required
Power loss, typ.	1.1 W
Dimensions — Depth	75 mm
Interfaces/bus type	RS 422 / 485 (X.27)
Product description	SIMATIC S7-1200, Communication module CM 1241, RS422/485, 9-pole D-sub (socket) supports Freeport
IP degree of protection	IP20
Product type designation	CM 1241 RS 422 / 485
Input current — Current consumption, max.	220 mA; From backplane bus 5 V DC
Operating temperature limits	-20…60 °C horizontal; -20…50 °C vertical