Micro Systems & Controls manufactures Universal Indicating On/Off Controller. Micro Systems & Controls is an ISO 9001:2000 certified company. Micro Systems & Controls supplies high quality display, measurement and control instrumentation for the process control industry, OEMs and system integrators. The Universal Indicating On/Off Controller of model number DC4010 is microcontroller based indicating on/off controller used in majority of industrial processes. The indicating controller can accept analog inputs from RTDs, Thermocouples, current and voltage input with provision of single or dual output. The controller is calibrated for all the basic inputs and the calibration is not required to be changed if the input type is changed. However if recalibration is required due to any error then calibration can be done through keyboard.