ESCO EA710D-31A. Digital grounding resistance meter (with wireless adapter)

Measurement method

2 Electrode method (compatible with type D measurement) / 3 electrode method (compatible with type A to D measurement)

Grounding resistance

20Ω (0 to 20Ω), 200Ω (0 to 200Ω), 2000Ω (0 to 2000Ω)

Accuracy

±1.5%rdg.±8dgt. /
±1.5%rdg.±4dgt. /
±1.5%rdg.±4dgt.

Ground voltage

0 to 30.0 Vrms (accuracy: [50/60Hz]±2.3%rdg±8dgt, [DC]±1.3%rdg±4dgt)

Permissible ground voltage

25.0 V rms (DC or sine wave)

Power supply

X 4 AA batteries (included)

Size

185(W)×111(D)×44(H)mm

Weight

570g (including batteries and protectors)

Material

Resin

Waterproof and dustproof

IP67/IP65 (EN60 529)

Operating temperature range

-25 to 65℃

Measurable number of times

500 times (AA alkaline batteries x 4)
Condition: 3 electrode method, 10Ω at intervals of 10 seconds (wireless adapter not installed)

Function

・active line warning display
・Zero adjustment
・Continuous measurement mode
・Wireless communication (only when EA708XA-1 is installed)
・Comparator

Accessories

・Auxiliary grounding rod (2 pieces)
・Measurement code (black 4m, yellow 10m, red 20m 1 each)
・Portable case
・Protector
・Wireless adapter