German ARCR locator, the locator can also be requested by the user with the valve position feedback, limit switches and alarm function module, optional HART protocol and PROFIBUS or FOUNDATION fieldbus function. ARCAPRO locator mechanical body designed for the harsh environment in the industrial field, simply insert the installation mode can be installed to the 812 or 813 actuator. Without any additional components can be achieved to the gas connection and re-adjust. The installation of sturdy shockproof, with automatic compensation function of the feedback lever and high-precision locator to work together to ensure the best quality control. The sturdy aluminum die-cast aluminum housing after surface treatment against sea erosion, which guarantees the locator shock, vibration and corrosive substances, environmental and long-term stability