WRM-TS Wireless M-Bus Gateway suitable for up to 240 meters via RS232C
Wireless M-BUS receiver
WRM-TS is a wireless m-bus receiver, intended to collect data from various devices, working in modes T or S according to wireless m-bus standard (EN13757-4).
WRM-TS have the following main features and characteristics: Serial RS-232C interface for communicating with external device (computer, communication device/controller, etc.), wired m-bus interface, slave device in a m-bus network memory for saving data for up to 240 devices, real time clock, several LEDs for work state information, and external power supply (adaptor 12V@0.5A) included.
Technical Features
| RF band | 868Mhz, 12 channels |
| Wireless m-bus modes |
T1, T2, S1, S2 |
| M-bus slave interface | 1.5 mA |
| M-bus interface parameters | 300 / 1200 / 2400 / 4800 |
| Maximum devices allowed | up to 240 |
| AES-128 encryption/decryption | for addresses 1 – 64 |
| Serial port baud rate | 0.3 / 1.2 / 2.4 / 4.8 / 9.6 / 19.2 / 38.4 kbps |
| Power supply |
6 – 12 Vdc / 0.5 A, adapter 2 mm |
| Max. power consumption @ 12Vdc | < 5W |
| Ambient temperature, operating | -20°C – 50°C |
| Ambient temperature, storage | -50°C – 85°C |
| Air humidity, operating & storage | 40 – 90 % |
| Dimensions (L/W/H) | 125/70/30 mm (without antenna) |
| Protection class | IP30 |
| Display | 3 leds (on/RF, RS-232 comm, m-bus) |
| Weight | 170 g |