TRMC-18-F 2G/3G/4G
4G Datalogger, WMBUS and LoRaLight Dataconcentrator, Datatransmitter
product_TRMC-18-F 2G/3G/4G

The TRMC-18-F is a 4G datalogger, dataconcentrator and datatransmitter of WMBUS and LoRaLight messages running on battery. It was developed for the specific needs of the remote metering of heat, water, gas and electricity.
The TRMC-18-F possesses the characteristics which will allow you to set up an efficient, affordable and open telemetry network.

  • Meter index of heat, water, gas, electricity
  • Automated billing
  • Consumption management
  • Leak detection
  • 'Live' network monitoring
  • Detailed review of customer consumption
  • Building's meters reading


  • Extremely low power consumption. Several years of autonomy
  • Receives information from meters with radio transmitter
  • Compatible with GWF Coder RCM-PI I, II and III (hourly values)
  • Compatible EN 13757-4, mode T1 (Wireless M-Bus), 868 MHz
  • Compatible with XEMTEC's COMET
  • Compatible LoRaLight
  • The measurements are stored inside the device (approx 10'000 measurements)
  • Internal, replaceable battery or accumulator
  • Data transmission in 4G. 2G and 3G still available on request.

TRMC-18-F datalogger have been developed by TETRAEDRE to fulfill the requirements expressed by utility companies distributing heat, water, gas and electricity.

The main function is to store and transmit index and load profile.

The device is fully autonomous. Thanks to its extremely low power consumption, it can work for years with batteries. The device is available either with Lithium non-rechargeable battery for the highest possible autonomy or with Li-Ion rechargeable accumulators.

The integrated non-volatile memory can store up to several months of measurements. The TRMC stores data at regular time interval and then transmits when to the server. Thanks to several security mechanism, the communication with the server is very reliable. The data arrives directly on the customer's servers. Tetraedre provides several software tools, including an infrastructure manager and export interfaces to other software such as SAP, EDM, ISE, etc.

The device can receive LoRaLight and WirelessMBUS OMS messages.

The device is compatible with water and gas meters with the GWF Coder (RCM-PI1 to RCM-PI3 devices) and XEMTEC Comet interfaces.

The device has an IP66 case.

Additionnal ressources and information

Flyer famille TRMC-19 Français
Flyer TRMC-19 family English
TRMC-18 Présentation Français
TRMC-18 product brief English
TRMC-18 Produkt brief Deutsch