This product is part of the Modicon M171/M172 range, an offer I/O modules for HVAC solutions.This additional I/O module offers 8 discrete inputs with sink or source (positive/negative) discrete input logic.It is a module with discrete input voltage ranges from 24V AC/DC to 48V DC and analogue output voltage ranges from 0V to 15V.This module offers 3 SPST relay output, 2 SPST relay output with same common and 2 SPDT relay output with independent common discrete output.It is an IP20 rated product.Its dimensions are 140mm (width) x 61.6mm (depth) x 110mm (height). It weighs 0.19kg.The main application of this module is HVAC and pumping solution.Modicon M171/M172 benefits maximize profitability and energy efficiency by using scalable automation control with the Modicon M171/M172.Modicon M171/M172 logic controllers and intuitive software EcoStruxure Machine Expert – HVAC are designed for maximizing profitability and energy efficiency.