Communication modules

For Iskra MT880-M meters

CM-1-3 - CS and RS485 interfaces

  • Passive CS (4mA – 20mA) communication interface
    • Baud rate up to 19200 bps
  • RS485 communication interface
    • Baud rate up to 38400 bps
  • Power suplly provided via MT880 meter
    • Power consumption stand 0.5W maximal
  • Module activity visible via LED diodes

CM-e-3 - Ethernet interface with additional RS485

  • Ethernet interface according IEEE 802.3
    • Transmition speed 10Mbit/s / 100 Mbit/s
    • IPv4
    • Static or dynamic (DHCP) addressing
  • Module programming via meter parameters or via WEB server
  • Power supply provided via MT880 meter
    • Power consumption stand by 1.05W
    • Maximum power consumption 1.46W
  • Module activity visible via LED diodes
  • Additional RS485 communication interface as meter channel or cascading channel (up to 31 meters)
    • Baud rate on RS485 interface up to 115 kbps

CM-f3e - Modbus/TCP and Modbus/RTU

  • Ethernet interface according IEEE 802.3
    • Transmition speed 10Mbit/s / 100 Mbit/s
    • IPv4
    • Static or dynamic (DHCP) addressing
  • RJ45 Ethernet interface with Modbus/TCP communication protocol
  • RS485 serial interface with Modbus/RTU communication protocol
    • Baud rate up to 115 kbps
    • Up to 31 connected meters
    • Automatically server address definition
  • Module programming via meter parameters or via WEB server
  • Power suplly provided via MT880 meter
    • Power consumption stand by 1.19W
    • Maximum power consumption 1.92W
  • Module activity visible via LED diodes
  • 4mA - 20mA analogue output

CM-u-3 - 3G modem with RS485 communication interface

  • GSM/GPRS/UMTS: 900/1800/850/1900MHz Quad band
  • UMTS 900/2100MHz Dual band modem
  • 2W EGSM/GPRS 850/900MHz radio section running under 3.6V
  • 1W GSM/GPRS 1800/1900MHz radio section running under 3.6V
  • 3V / 1,8V SIM
  • GPRS multislot class 10
  • EDGE multislot class 12
  • Full GSM or GSM/GPRS/EDGE operating system stack
  • Echo cancellation plus noise reduction
  • Power supply provided via MT880 meter
    • Power consumption stand by 0.6W
    • Maximum power consumption 3W
  • Module activity visible via LED diodes
  • Additional RS485 communication interface as meter channel or cascading channel (up to 31 meters)
    • Baud rate on RS485 interface up to 115 kbps

CM-v-3 - 2G modem with RS485 communication interface

  • GSM/GPRS/EDGE: 900/1800/850/1900MHz Quad band modem
  • 2W EGSM/GPRS 850/900MHz radio section running under 3.6V
  • 1W GSM/GPRS 1800/1900MHz radio section running under 3.6V
  • 3V / 1,8V SIM
  • Hardware GSM/GPRS/EDGE class 10
  • Full GSM or GSM/GPRS/EDGE operating system stack
  • Echo cancellation plus noise reduction
  • GPRS mobile station class: class B
  • Power supply provided via MT880 meter
    • Power consumption stand by 0.6W
    • Maximum power consumption 3W
  • Module activity visible via LED diodes
  • Additional RS485 communication interface as meter channel or cascading channel (up to 31 meters)
    • Baud rate on RS485 interface up to 115 kbps