The Modicon M171 PLC from Schneider Electric is a compact and powerful solution for simple automation applications, particularly in the fields of heating, ventilation, and air conditioning (HVAC) as well as pump automation. This controller features a user-friendly interface with an integrated display and buttons that allow for direct adjustment of control parameters on the device. With a total of 27 integrated inputs and outputs, including digital and configurable analog inputs and outputs, the Modicon M171 is versatile in its applications. The controller supports various communication interfaces, including Modbus SL, enabling easy networking with building management systems. Power supply can be provided via 24 VAC, 24 VDC, or 48 VDC, enhancing application flexibility. Installation is facilitated by mounting on a 35 mm DIN rail.

• Integrated display and buttons for direct parameter adjustment
• 27 integrated I/O, including digital and configurable analog inputs/outputs
• Modbus SL interface for easy networking
• Flexible power supply: 24 VAC, 24 VDC, or 48 VDC
• Mounting on a 35 mm DIN rail for easy installation.