品牌：SIEMENS/西门子 系列：西门子S7-1200安全数字量输入输出模块 型号：6ES7241-1AH32-0XB0 6ES7232-4HD32-0XB0 6ES7231-5ND32-0XB0 6ES7274-1XK30-0XA0 工作电压：24V
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 — ASCII — Modbus RTU master — MODBUS RTU slave |
Yes Yes; Available as library function Yes Yes |
| Protocols | |
| Integrated protocols | |
| Freeport | |
|
— Telegram length, max. — Bits per character — Number of stop bits — Parity |
1 kbyte 7 or 8 1 (Standard), 2 No parity (standard); even, uneven, mark (parity bit always 1); space (parity bit always 0) |
| 3964 (R) | |
|
— Telegram length, max. — Bits per character — Number of stop bits — Parity |
1 kbyte 7 or 8 1 (Standard), 2 No parity (standard); even, uneven, mark (parity bit always 1); space (parity bit always 0) |
| Modbus RTU master | |
|
— Address area — Number of slaves, max. |
1 through 49 999 (Standard Modbus addressing) 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. ● max. ● horizontal installation, min. ● horizontal installation, max. ● vertical installation, min. ● vertical installation, max. ● permissible temperature change |
-20 °C 60 °C -20 °C 60 °C -20 °C 50 °C 5°C to 55°C, 3°C / minute |
| Ambient temperature during storage/transportation | |
|
● min. ● max. |
-40 °C 70 °C |
| Air pressure acc. to IEC 60068-2-13 | |
|
● Operation, min. ● Operation, max. ● Storage/transport, min. ● Storage/transport, max. |
795 hPa 1 080 hPa 660 hPa 1 080 hPa |
| Relative humidity | |
| ● Operation at 25 ℃ without condensation, max. | 95 % |
| Dimensions | |
| Width | 30 mm |
| Height | 100 mm |
| Depth | 75 mm |
| Weights | |
| Weight, approx. | 150 g |
| 6ES7214-1AF40-0XB0 | 6ES7212-1AE40-0XB0 | 6ES7214-1HF40-0XB0 |
| 6ES7212-1HF40-0XB0 | 6ES7212-1AF40-0XB0 | 6ES7215-1HF40-0XB0 |
| 6ES7215-1AF40-0XB0 | 6ES7211-1HE40-0XB0 | 6ES7212-1BE40-0XB0 |
| 6ES7212-1HE40-0XB0 | 6ES7211-1BE40-0XB0 | 6ES7211-1AE40-0XB0 |
| 6ES7212-1HF42-4YB1 | 6ES7217-1AG40-0XB0 | 6ES7215-1HG40-0XB0 |
| 6ES7215-1AG40-0XB0 | 6ES7214-1BG40-0XB0 | 6ES7214-1HG40-0XB0 |
| 6ES7212-1HF41-4YB1 | 6ES7214-1AG40-0XB0 | 6ES7215-1BG40-0XB0 |
