Limited Stock
Siemens
SIMATIC S7-200 EM 241 Modem Module
6ES7 241-1AA21-0XA0
Request a Quote
Price Range: $350-500 | Professional quotation within 24 hours
SIMATIC S7-200 EM 241 is a modem communication module enabling remote access to S7-200 PLCs via telephone line. This module supports remote programming, diagnostics, and SMS text messaging for alarm notifications. The EM 241 was discontinued in October 2017. Still widely used in remote pumping stations, water treatment plants, and distributed automation systems where internet connectivity is unavailable....
| Communication | V.22 bis modem, 2400 bps |
|---|---|
| Protocols | PPI, Modbus RTU |
| Sms Support | Up to 30 SMS messages |
| Telephone Line | PSTN (analog phone line) |
| Remote Access | STEP 7 Micro/WIN remote access |
| Isolation | 1500V AC |
| Power Consumption | 2.5 W |
| Operating Temp | -20 to 70 °C |
| Dimensions | 71 x 80 x 62 mm |