Mobile field controller for measuring and remote control

The controller (22) has an electronic display to receive, process and transmit the data for remote control of surveying equipment (21). A geodetic target object (26) is placed at housing, and target position of surveying equipment is determined. A removal measurement unit (25) is provided for electro-optic or electro-acoustic distance measurement to the base contactless determination of distance between main portion and target point (23). The target object and measurement unit are arranged in defined spatial relation with respect to an internal reference system of main portion. An independent claim is included for field controller system.