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Siemens Communication Module cm 1241, RS232 - 6ES7241-1AH32-0XB0
SIMATIC S7-1200, Communication module CM 1241, RS232, 9-pole D-sub (pin), supports Freeport...
VAT-exclusive price: 16.106,41 |
VAT-inclusive price: 19.327,69 |
SIMATIC S7-1200, Communication module CM 1241, RS232, 9-pole D-sub (pin), supports Freeport
General information | |
Product type designation | CM 1241 RS 232 |
Supply voltage | |
Rated value (DC) | 24 V |
permissible range, lower limit (DC) | 20.4 V |
permissible range, upper limit (DC) | 28.8 V |
Input current | |
Current consumption, max. | 200 mA; From backplane bus 5 V DC |
Power loss | |
Power loss, typ. | 1.1 W |
Interfaces | |
Interfaces/bus type | RS 232C (V.24) |
Number of interfaces | 1 |
Point-to-point connection | |
● Cable length, max. | 10 m |
Integrated protocol driver | |
— Freeport | Yes |
— ASCII | Yes; Available as library function |
— Modbus RTU master | Yes |
— MODBUS RTU slave | Yes |
Protocols | |
Integrated protocols | |
Freeport | |
— Telegram length, max. | 1 kbyte |
— Bits per character | 7 or 8 |
— Number of stop bits | 1 (Standard), 2 |
— Parity | No parity (standard); even, uneven, mark (parity bit always 1); space (parity bit always 0) |
3964 (R) | |
— Telegram length, max. | 1 kbyte |
— Bits per character | 7 or 8 |
— Number of stop bits | 1 (Standard), 2 |
— Parity | No parity (standard); even, uneven, mark (parity bit always 1); space (parity bit always 0) |
Modbus RTU master | |
— Address area | 1 through 49 999 (Standard Modbus addressing) |
— Number of slaves, max. | 247; slave numbers 1 through 247, per MODBUS network segment maximum 32 devices, additional repeaters needed to expand the network to maximum configuration |
MODBUS RTU slave | |
— Address area | 1 through 49 999 (Standard Modbus addressing) |
Interrupts/diagnostics/status information | |
Diagnostics function | Yes |
Diagnostics indication LED | |
● for status of the outputs | Yes |
Degree and class of protection | |
IP degree of protection | IP20 |
Standards, approvals, certificates | |
CE mark | Yes |
CSA approval | Yes |
UL approval | Yes |
cULus | Yes |
FM approval | Yes |
RCM (formerly C-TICK) | Yes |
KC approval | Yes |
Marine approval | Yes |
Ambient conditions | |
Free fall | |
● Fall height, max. | 0.3 m; five times, in product package |
Ambient temperature during operation | |
● min. | -20 °C |
● max. | 60 °C |
● horizontal installation, min. | -20 °C |
● horizontal installation, max. | 60 °C |
● vertical installation, min. | -20 °C |
● vertical installation, max. | 50 °C |
● permissible temperature change | 5°C to 55°C, 3°C / minute |
Ambient temperature during storage/transportation | |
● min. | -40 °C |
● max. | 70 °C |
Air pressure acc. to IEC 60068-2-13 | |
● Operation, min. | 795 hPa |
● Operation, max. | 1 080 hPa |
● Storage/transport, min. | 660 hPa |
● Storage/transport, max. | 1 080 hPa |
Relative humidity | |
● Operation at 25 ℃ without condensation, max. | 95 % |
Dimensions | |
Width | 30 mm |
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