Please select your category
GSM/GPRS Modem for connecting controllers
GSM/GPRS-Modem for connecting controllers via GSM/GPRS to PC control stations.
- Designed as quad band modem with the frequency bands 850/900/1800/1900 MHz
- Remote programming via CSD connections
- Diagnostics LEDs for modem status, field strength and connection status
- SMA connection for GSM/GPRS antenna
- Automatic establishment and maintaining of the IP-based online connection to the Internet
- Switchover between GPRS and CSD during operation
- Sending of text messages and faxes via GSM
- CSD and GPRS connection can be controlled by means of AT commands according to Hayes
- Transfer rates RS232: up to 54,000 Bit/s
- Supply voltage: 12 – 30 V DC
- Operating temperature: -20 – +60 °C
- Dimensions (W x H x D): 30 mm x 100 mm x 90 mm
- Protection class: IP 30
- Certifications according to: CE, UL, ATEX, FM
- Approvals according to:
EN 60950, EN 55024, EN 55022 Class A, EN 61000-6-2 - Accessories: Manual(incl.), quadband antenna with 5 m antenna cable
Siemens AG / MODEM MD720
6NH9720-3AA01-0XX0