This connection accessory is part of the Modicon M171/M172/M173 range, a control offer for HVAC/Pumping applications. These are removable terminal blocks with screw connectors. They allow the electrical connection of M172 logic controllers with 18 IOs. They are designed to connect digital and analog IOs, high-speed counters, Modbus RS485 and CAN buses, and power supply. The terminal blocks are green plastic. This connection accessory weighs 0.040kg. It is compatible with M172 performance logic controllers. It is sold in a 1-piece package. Each terminal is specifically designed for a particular function, such as the IOs, the power supply, or communication bus for instance. Modicon M171/M172/M173 controllers are designed for complete automation solutions for HVAC and Pumping machines. Modicon M171/M172/M173 range is for OEMs and helps to maximize profitability or energy efficiency in HVAC applications. Specifications Main Range of product Modicon M171/M172 Accessory / separate part category Connection accessory Accessory / separate part type Screw terminal block Complementary Product or component type Terminal block Input/output number 18 Product compatibility Logic controller M172 performance Colour Green Accessory / separate part destination Base controller Electrical connection Removable terminal block screw connector Width 4.7 in (120 mm) Depth 0.8 in (20 mm) Height 2.8 in (70 mm) Net weight 0.09 lb(US) (0.04 kg)