Kewtech FC2000 Calibration Check Box The FC2000 Calibration Checkbox allows electricians to check their own 17th Edition test equipment and ensure that all meters are operating correctly and accurately. The Kewtech FC2000 Check Box doesn't replace the calibration requirements of testers but provides a quick and simple way to check instrument accuracy, reducing the risk of incorrect certification. Checks that 17th edition testers are maintaining their calibration
Test lead nulling point
Three continuity test points
Three Insulation test points
Two loop impedance test points plus the local loop
1/2, x 1, x 5 30mA current and time test settings