User Guide

Ref. IS.MDuino.42+ Rev. 1: 30-08-2019
24
How to connect PLC to power supply 6
- M-Duino 42 I/Os PLUS PLC is 12-24Vdc supplied. IMPORTANT: The polarity IS NOT
REVERSAL!
- Make sure that the live and GND connector of the power supply match the PLC.
- Make sure that the power supply mains output is not higher than 24Vdc.
- Suggested power suppliers
The standard, Part 1 of IEC 61010, sets the general safety requirements for the following types
of electrical devices and their accessories, regardless of where use of the device is intended.
The equipment must be powered from an external power source in accordance with IEC
61010-1, whose output is MBTS and is limited in power according to section 9.4 of IEC 61010-
1.
WARINING: Once the equipment is installed inside an electrical cabinet, the MTBS cables of
the equipment must be separated from the dangerous voltage cables.
Compact DIN rail power supply. Assembled on 35mm
DIN Rail:
-12Vdc / 24Vdc
-2.5A
-30W
Industrial Shields power supplies provide parallel
operation, overvoltage protection, and overcurrent
protection. There is a LED inductor for power status,
the power supply is certified according to UL.