The Modicon M171 PLC from Schneider Electric is a compact and powerful solution for simple automation applications, particularly in the field of heating, ventilation, and air conditioning (HVAC) as well as pump automation. With its optimized design, it is ideal for use in tight spaces. The controller offers a variety of integrated inputs and outputs, including digital and configurable analog inputs and outputs, allowing for flexible adaptation to different requirements. The integrated Modbus SL interface supports remote downloads, making programming and maintenance easier. The power supply is provided via 24 VDC or 12 VAC to 24 VAC, and the digital outputs are implemented as relays, ensuring reliable control. Installation is straightforward on a 35 mm DIN rail, and programming is done using the free EcoStruxure Machine Expert - HVAC software.

• 22 integrated I/O, including 6 digital and 5 configurable analog inputs
• Integrated Modbus SL interface for remote download
• Power supply via 24 VDC or 12 VAC to 24 VAC
• Digital outputs implemented as relays (2A / 230VAC)
• Mounting on 35 mm DIN rail.