Universal modem

comander multiPORT features independent RS232, RS485 and a CL0 (current loop) serial interfaces that enable one modem to support data transmission from many types of electricity meters and other industrial devices. The use of proven 3G radio technology ensures dependable and stable communication.


Key characteristics of the comander multiPORT device include:

  • Durable enclosure with the following dimensions (height × width × depth): 95 × 165 × 45 mm
  • High protection rating: IP53
  • Power supply voltage: 100 to 240 V AC
  • Broad range of operating temperatures: -25 to +60°C
  • Sealed connector cover to protect against unauthorized access
  • Clear status and signal level indications with LEDs on the front panel
  • Power consumption: 5 W (average)
  • DIN rail mounting capability

Radio communications

The modem uses proven 3G radio technology:

  • 900/1800 MHz for CSD on 2G networks
  • 900/1800 MHz for GPRS/EDGE on 2G/2.5G networks
  • 900/2100 MHz for UMTS/HSPA on 3G networks


multiPORT modems support a range of useful features:

  • Support of TCP/IP, UDP/IP, ICMP, Telnet
  • Transparent handling of data from serial interfaces
  • Powerful feature set to support electricity meters (including time synchronization and automatic protocol recognition)
  • Real-time clock with battery backup; clock synchronization via NTP or from the GSM
  • Remote and local hardware and software restart feature
  • Proprietary algorithms to monitor key quality metrics of the entire communication channel in TCP/IP mode: GPRS Control
  • Device configuration access security controls
  • Internal event log
  • Optional ability to send alerts when power is lost/restored (built-in battery)
  • Compliance with industry standards in terms of technical and security specifications


The following features can be found under the modem’s sealed cover:

  • RS485, RS232 and CL0 serial interfaces (terminal block)
  • USB 2.0 configuration port
  • SMA antenna port
  • SIM card slot (2FF USIM)