CALYS 150 is a 2 channel portable High accurate calibrator able to measure and to generate simultaneously on 2 isolated channels or to measure on two channels. 
It has a wide backlit display  to be used in all lightning conditions. 
Fully protected by the housing with a polycarbonate keypad to protect it from dirt. The raised keys ease use when wearing protective gloves. 
It is able to measure and generate voltage, current, frequency, resistance signals, resistive probes and thermocouples. The CALYS 150  also measures pressure when used with optional external pressure modules and can perform calibration automatically on HART protocol transmitters. 
It is able to drive some dry block and temperature bath for temperature sensor calibration.