FAMAC MRS RADIO CONTROL

The radio control system is composed of: the MRS-CU radio receiver and the battery-powered MRS-RU remote controler, or multiple RC’s. This system is commonly applied in the control systems of longwall shearers manufactured by FAMUR.

RADIO RECEIVER CHARACTERISTIC:

  • machine control/operation from two remote controllers with possible assigning authorizations
  • operating status signalling (LED diodes)
  • RS485 interface (MODBUS RTU protocol)
  • relay output (safety system independent of the control system)

PILOT CHARACTERISTIC:

  • membrane keypad with pictograms dedicated for a particular machine
  • colour LCD display
  • possible battery replacement in a possibly explosive atmosphere
  • runtime without battery replacement not less than 8 hours
Type Radio Receiver MRS-CU Remote controller MRS-RU
Supply voltage 24 V DC 7.4 V DC (dedicated battery)
Communication RS485 MODBUS RTU
Radio parameters band 433 Mhz
radio signal power 20 mW
Permissible ambient temperature  0-60 °C 0-40 °C
IP degree IP54
Weight 4.1 kg 1.0 kg (RC with battery)
Designation  1453  I M2 Ex d [ib] I Mb  1453  I M1 Ex ia I Ma