This interface provides 8 user inputs and 8 user outputs. These can be controlled / monitored by Ethernet commands or can be used to interact with the Sequencer to make the power supply act like a Power PLC.



  • 8 inputs
  • 8 Open Collector outputs
  • Programmable via Ethernet or sequences
  • Isolated from the output voltage, working voltage 1000 VDC
  • Floating with respect to earth


  • Hardware triggering of sequences
  • Interaction with other equipment
  • Stand-alone automation
  • For SM3300 and SM15K series only,
    multiple INT MOD DIG per unit allowed
  • Installation in all slots possible
  • Combination with other interfaces for SM3300 or SM15K series possible
  • Easy to plug in by user on site


  • 8 inputs Logic high: 2 - 30 V
  • 8 Open Drain outputs: 0 - 30 V, max. 200 mA
  • Insulation programming connector - internal circuits: 1000 VDC
  • Operating temperature: -20 to +50 ºC


  • Safety: EN 60950 / EN 61010

Dimensions and weight

  • Width: 25 mm
  • Height: 77 mm
  • Depth: 77 mm
  • Weight: 80 gr

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Data sheets Type/Format Size
Data sheet Interfaces SM3300 series pdf 371.39 KB
Data sheet Interfaces SM15K series pdf 352.36 KB
Product Manuals Type/Format Size
Manual Interfaces SM3300 series pdf 634.66 KB
Manual Interfaces SM15K series pdf 1.2 MB