The BMS-Ethernet-Gateway COM461MT contains a Modbus/TCP server that converts BMS data for a Modbus client. A web server makes it possible to configure the COM461MT.

Ethernet-TCP/IP interface:
The coupling is performed via the internal Layer-2 switch. Two Ethernet ports are available.

Interface on the BMS side:
COM461MT can be operated as master or slave.

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  • Features
  • Applications
  • Accessories
  • Ordering information
  • Downloads
  • Setting of the IP address, BMS address and time/date using Standard web browser
  • Time synchronisation for all BMS bus devices
  • Integrated Ethernet switch: 2 x RJ45, 10/100 Mbit/s
  • Can be operated on the internal BMS bus
  • Modbus/TCP data access to the internal BMS bus, max. 150 BMS devices
  • Commands can be sent from an external application (e.g. visualisation software) to BMS devices and measured values read.
  • The use of professional visualisation programs by converting the BMS data to the Modbus/TCP protocol
  • Observing and analysing Bender products that support communication, such as RCMS, EDS and MEDICS® systems


Variants of COMTRAXX® COM461MT

TypeSupply voltage/
frequency range US
Supply voltage/
frequency range US
For UL application
Power consumptionArt. No.
COM461MT AC/DC 76…276 V*/
AC 42…460 Hz/DC
US AC = 76…250 V, 25…60 mA, 42…460 Hz

US DC = 76…250 V, 6…21 mA
≤ 6,5 VAB95061021
*Absolute values

Downloads for COMTRAXX® COM461MT



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