Clamp Earth Tester

MET-10X Clamp Earth Tester with Bluetooth connection

Earth Resistance and Surge impedance measurement by Φ34 mm or Φ80 mm diameter clamps

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  • By connecting to a smartphone or tablet via Bluetooth, it is possible to operate and save data at a remote location (MAX around 10 m)
  • 25 kHz fixed surge impedance measurement
  • Measurement with the big diameter CT of Φ80 mm (Option)

Technical Specifications

Measuring function Earth Resistance
AC Current (Load and Leakage)
Surge impedance
AC current measurement (23 ℃±5 ℃, 80 %RH or less) Range: 200 mA
Measurement range: 0.0~200 mA
Resolution: 0.1 mA
Accuracy: 3 %rdg ±8 dgtRange: 2000 mA
Measurement range: 200~2000 mA
Resolution: 1 mA
Accuracy: 2 %rdg ±8 dgtRange: 20 A
Measurement range: 2.00~20 A
Resolution: 0.01 A
Accuracy: 2 %rdg ±8 dgt
Injection signal Approx. 160 mVp-p, Auto sweep 4 kHz~200 kHz
Memory function 200 measuring data can be stored and displayed
Measuring CT φ34 mm with 2.5 m lead
Injection CT φ34 mm with 2.5 m lead
Measuring time Earth Resistance:Approx. 30 sec. /1 time
Surge impedance:Approx. 1 sec. /1 time
A/D Conversion Dual slope integration mode
Over range indication “OVER” on LCD
Data hold indication “DH” mark on LCD
Low battery indication Battery mark on LCD
Sampling Approx. 2 times/1 sec. for AC current
Auto power off function Approx. 10 min. after the last button operation
Withstanding Voltage AC 3700 V, 1 min. (between CT core and CT handle)
Insulation Resistance More than 100 MΩ by 500 V insulation resistance tester (between CT core and CT handle)
Limitation of circuit voltage Less than 500 V
Size and Weight Main unit: 190(W)×140(H)×42 (D) mm, approx. 450 g
Measuring Φ34 mm CT: 90.5(W)×165(H)×38(D) mm, approx. 460 g
Measuring Φ80 mm CT: 125(W)×240(H)×40(D) mm, approx. 570 g
Injection Φ34 mm CT: 90.5(W)×165(H)×38(D) mm, approx. 440 g
Injection Φ80 mm CT: 125(W)×240(H)×40(D) mm, approx. 670 g
Storage Temperature -10 ℃~60 ℃, < 80 %RH (without condensation)
Operating Temperature 0 ℃~40 ℃, < 85 %RH (without condensation)
Power supply AA alkaline battery LR6×4
AC adapter (US type)
Power consumption Approx. 160 mA When battery voltage 6 V (Earth resistance measurement)
Accessories Measuring CT : 1
Injection CT : 1
Carrying case : 1
Subsidiary lead wire : 1
Instruction manual : 1
Option AC adapter <UNI315-0916>
Measuring Φ80 mm CT
Injection Φ80 mm CT
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