STL4403 grounding resistance tester is used to measure the internal grounding resistance of electrical equipment. It reflects the (contact) resistance between the exposed conductive parts of the electrical equipment and the total grounding terminal of the electrical equipment.
** Standard Lead Time: within 4 weeks **
Constant current linear amplifier output
Front panel software calibration, high accuracy
No RS232, standard PLC interface
Keyboard lock function
STL4403 and STL3301 are connected to form a two-in-one withstand voltage grounding or three-in-one withstand voltage insulation grounding tester, convenient and flexible.