High Precision Low Ripple Loop Resistance Tester GDH-100
GDH-100 Contact Resistance Tester is designed to measure circuit loop resistance(contact resistance) of high/low voltage switchgear, power cable and wires, and weld joint.
Features
1. Four leads measurement method, high accuracy. 2. Adjustable testing current and low ripple. 3. Two 31/2 LED windows to display Current and Resistance. 4. Over-current and Over-heat protection. 5. Easy to operate. 6. Portable, high precision.
Specifications
Input voltage
AC220V±20%,50Hz
Output current
DC 8~109A continuous adjustment
Test current
DC 100A
Accuracy
0.5%±1digit
Resolution
1μΩ
Measure range
0-1999μΩ
Display
3 1/2 digit
With over-current, short circuit and overheat protection.