mark100 DDC controller, RS485

DDC controller, RS485

Supply 10..35 V DC / 24 V AC, DIN rail mounting, dimensions 90 × 58 × 35 mm

Ethernet, web, RS485, programming in Merbon IDE. 192 kB RAM.


DDC (Direct digital control) controller mark100 is free programmable process station with ARM Cortex M4 processor and OS FreeRTOS. It is suitable for control of small installations (up to about 30 physical data points). They contain 1x Ethernet port and 1x RS485 interface. This type is successor of µPLC100. Mark100 dispose with higher RAM memory than µPLC100.

  • Free programmable control units for HVAC systems and other applications with web access
  • Data acquisition, processing, and presentation systems with advanced networking features 
  • Protocol converters with web data presentation (must be programmed by user)