Operating terminal for use with Modicon M171/M172 PLC controllers. The device enables the visualization and operation of the application and is especially suitable for HVAC solutions. The display and operation is carried out via a color 3.5 inch touchscreen (320 x 240 pixels). The device has an integrated temperature and humidity. An RS485 interface for SL mode is integrated. The housing is white. For wall mounting. Certified according to CE, cURus (UL recognized), CSA, EAC, RCM, RoHS China.