MBus-RS232/485 Compare

Main features:

  • RS485 transmission direction: automatic
  • MAX amount of MBus devices: 250 (375mA)
  • MBus short connection protection: yes
  • Power supplier: 90-250V ~, 50-60Hz
  • Mounting type: on DIN rail



Converter RS232/RS485-MBus for convertion of RS232 or RS485 signals to MBus and vice versa.


RS485 direction control auto
MBus permissible load up to  250 devices (375 mA)
Protection of MBus short connection yes, triggering current 500 mA
Short connection reaction time programmable - 1-4s (recover 10-60s)
Mbus line voltage mark -  36 - 40 V. Space 24 - 27 V
Data transfer speed from 300 to 9600 bods
Galvanic isolation power– RS232/RS485
power – Mbus
Mbus - RS232/RS485
Insulation breakdown voltage > 1,5 kV
Power supplier 90-250V~, 50-60Hz
Power consumption not loaded up to 3,5W, fully loaded up to 20W
Indication LED
Enclosure DIN rail mountable
Dimensions 45 mm x 75 mm x 110 mm
Operating conditions from - 30 oC to + 50 oC / 80 %  RH, without condensate
Storage conditions from - 40 oC to +60 oC

First interface
MBusup to 250 devices (375mA)
Second interface
RS485distance up to 1,2km, max 32 transivers
RS232distance up to 15m
One-phase power90-250V~, 50-60 Hz
Galvanic isolation>1000V
Capacitynot loaded up to 3,5W, fully loaded up to 20W
Regulatory approvals
Electromagnetic compatibilityEN 55022:2010
EN 55024:2010
EN 61000-4-2:2009
EN 61000-4-3:2006
EN 61000-4-3:2006/A1:2008
EN 61000-4-3:2006/A2:2010
EN 61000-4-4:2004
EN 61000-4-6:2009
SafetyEN 60950-1:2006+A1:2010+A11:2009+A12:2011
LED indication
Serial ports read/write for each port+
Physical characteristics
Weight170 g
Mounting typeon DIN32 rail
Safety classIP20
Climate conditions
Operating temperature-25..+60 °C
Storage temperature-40..+60 °C
Humidity range5-95%, non-condensing
Other fuetures
24 months warranty period+

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