כלי אבחון, LCD דיגיטלי אדמה עמידות בפני אדמה דיוק גבוה עם כלי בדיקת מחוון LED

תכונות מוצר

Item Type:

Earth Ground Resistance Meter

Material:

Plastic

Host Size:

Approx. 150x150x70mm/5.9x3.93x2.76in

Battery Model:

6 x 1. 5V(R6AA) battery:

1 x 12V(23A) battery:

Battery is not included in the accessory:

Functions:

Overvoltage protection:

Data hold:

low battery warning:

High accuracy :

LCD digital display screen:

Outdoor dust wet proof:

Resolution:

0.01 ohm

Data Hold:

Yes

Working LED Indicator:

Yes

Function Symbol Display:

Yes

Specification:

1. Measuring Range Of Earth Resistance:

0-2000Ω. 0/20/200/2000 ohm ±(2%+3)

2. Measuring Range Of Earth Voltage:

0-30V(3%+5)

3. LED green light indicates normal operating mode.:

4. 31/2 digit LCD display for more direct and convenient reading.:

5. Low Battery Warning:

on LCD indicates deficiency of 12V battery. :

LED red lighting off indicates deficiency of 1.5V battery.:

6. Response Time:

Measure earth resistance, about 5 seconds. Measure earth voltage, about 2 seconds.

7.Withstand Voltage:

AC 500V, 1 minute between circuit and outer casing.

8. Overload Protection:

On earth voltage, can withstand 300V AC 1 minute .

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