Boiler Function Module

HZS 521-1

Boiler Function Module

  • Runs automated processes in the heating system
  • Communication with CPU via CAN bus
  • For worm gear motors, pumps, mixers, lambda sensors etc.
  • 6 analog relay and 2 triac outputs
  • 7 analog and 15 digital inputs, 10 temperature inputs, 1 analog output

Performance Data



Supply voltage

230 V AC ±10 %, 50 Hz

Current consumption of voltage supply

200 mA + current consumption of the connected loads


Controller: AT90CAN32

Article Number/Certification

Article number



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