680 4-20 mA Simulator from Time Mark
The Model 680 4-20 mA Simulator is designed to simulate 4-20 mA current levels, and allows the user to calibrate and test 4-20 mA instrumentation modules.
COARSE and FINE knob adjustments set current level. An LCD display shows current level.
The Model 680 4-20 mA Simulator may be used for testing and calibration of instrumentation controls.
Time Mark Corporation