ESCO EA710DB-1. Clamp type grounding resistance meter (built-in Bluetooth)

Measurement function

Grounding resistance, AC current (load current and leakage current) surge impedance

Measurement method

CT clamping method

Grounding resistance

10Ω 0.10Ω~10.00Ω/0.01Ω
100Ω 10.0Ω~100.0Ω/0.1Ω
1000Ω 100.0Ω~500.0Ω/0.1Ω
500Ω to 1000Ω/1Ω

Accuracy

0.10~1.00Ω: ±0.1Ω
1.00~10.00Ω: ±0.5Ω
10.0~50.0Ω: ±2.0Ω
50.0~200.0Ω: ±5.0Ω
200.0~300.0Ω: ±20.0Ω
300.0 to 500.0Ω: ±30.0Ω

Power supply

4 AA batteries (included)
※AC adapter (sold separately)

CT inner diameter

φ34mm

Size

Main body: 190(W) x 42(D) x 140 (H)mm
CT for detection: 90.5(W)×38(D)×165(H)mm
CT for injection: 90.5(W)×38(D)×165(H)mm

Weight (g)

Main body: about 450
CT for detection: about 460
CT for injection: about 440

Injection frequency

3kHz to 200kHz

Injection voltage

About 160mV P-P

Communication

Bluetooth 4.2 Class 2

Function

・Data hold
・Auto power off
・Overdisplay
・Battery voltage drop display