In the default configuration, the Archiduino Motherboard comes with two opto isolated inputs placed on module 12 (M12A and M12B). Besides, every module of the motherboard can be configured to run with opto isolated inputs, just soldering needed components on dedicated places.

Motherboard connections

Optoisolated module - Motherboard connection

Optoisolated module – Motherboard connection

Technical specifications

  • Type of input: OPTO ISOLATED DIGITAL AC/DC
  • MAX Voltage: 36 Vdc / Vac
  • Voltage logic state 0: 10 to 36Vdc
  • Voltage logic state 1: 0 to 5Vdc
  • Maximum current consumption : 5 mA

[caution] do not apply voltages input above 36VDC!![/caution]

NOTE: In case of use with a direct current voltage (Vdc) the COM channel (common) may be connected either to ground or to the positive.

Code example

 

Attachments

Base-Board input mapping for Optoisolated Digital Input_EN
Filename : base-board-input-mapping-for-optoisolated-digital-input_en.pdf (617 KB)
Caption : Base-Board input mapping for Optoisolated Digital Input_EN

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