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The RS485 to M-Bus converter enables the reading of any M-Bus device through a RS232 port.

The main features of this device are:

  • Converts RS485 signal to M-bus so that any M-bus meter can be read through a RS485 port
  • Galvanically isolated power, input and output interfaces
  • Easy integration with all our Controllers and third-party devices such as Kamstrup and others


Item Specification
RS485 (1 port) 1.2 Km maximum distance, automatic choice of direction, max 32 transceivers, speed up to 9600 bauds
M-Bus (1 port) up to 250 loads (375mA)
Power supply 220V AC
Over voltage protection >1000V (max 5 sec.)
Power consumption <4W
MBus line power Mark 36-40V. Space 24-27V
MBus short cut event current 500mA
Recover after short connection auto after 5s
Physical Characteristics
Dimensions 110x75x45 mm
Weight 170 g
Case fixing type DIN rail
Safety class IP20