Modbus RTU Dimmer
WB-MDM2
Dual channel dimmer for LED bulbs and incandescent lamps, 230 V

Product is no longer available to order - contact us
This model has been discontinued. Please use WB-MDM3 instead.
Designed for dimming incandescent lamps, this dimmer also supports dimming LED bulbs, LED strips’ drivers, electronic power transformers driving halogen lights, etc.
Supports leading-edge and trailing-edge dimming.
Can be used to control the speed of a fan.
Technical specifications
Outputs
- 2 channel dimming load
- up to 200 watts per channel (400W available as an option)
- phase cut on leading or trailing edge
- dimming step — 1%
- protection against overload, short circuit
- Channel status indication
Discrete inputs
- Two direct control digital inputs:
- Short press: on/off
- Long press: smooth change of brightness
- Group galvanic isolation of inputs
- "Dry contact" inputs
Other characteristics
- Supply voltage: 9 to 28 VDC
- Interface: RS-485, Modbus RTU
- 2-module wide DIN rail enclosure (36 x 90 x 58 mm)