Digital Earth Resistance Tester 3 Terminal 3¾ Digit 4000 counts LCD Display Earth Manufacturer,Supplier and Exporter in China
Product Code : EL-LES-16290
Science kits China is a leading
Digital Earth Resistance Tester 3 Terminal 3¾ Digit 4000 counts LCD Display Earth Manufacturer,and suppliers in China,
Specifications:-
- Earth Resistance Measuring range : 0-40 Ω / 400 Ω / 4000 Ω
- Measure Earth Voltage (VAC) : 0-400V
- Low 2mA measuring current permits earth resistance to test without tripping earth leakage current circuit breakers in the circuit.
- Capable of measuring earth voltage(Vac).
- Auto power off function. The timer operates automatically about three to five minutes after the”PUSH BUTTON SWITCH” and “Timer ON BUTTON” are pressed together This will keep the test “ON” for about three to five Minutes. Then auto power off.
- Battery operated.
- Operating Temperature & Humidity : 0 ~ 40°C; 80% RH Max.
- Data Hold function.
- Small and light weight
- EN61010-1 CAT IV 400V.
- Display Back-light
- External probe
Technical
- Measurement Ranges : Earth Resistance : 0-40Ω / 0-400Ω / 0-4000Ω Earth Voltage : 0-400V AC (40-500Hz)
- Accuracy : Earth Resistance : ±(2%rdg + 3dgts) Earth Voltage : ±(2%rdg + 3dgts)
- Earth Resistance Resolution : 0-40Ω (0.01Ω); 0-400Ω (0.1Ω); 0-4000Ω (1Ω)
- Display : 3¾ Digit 4000 counts LCD Back-light display.
- Measurement System : Earth resistance by constant current inverter 820Hz approx. 2mA
- Low Battery Indication : “B” symbol appears on the display
- Data Hold Indication : “DH” symbol appears on the display
- Over Range Indication :"1" (MSD)
- Open Circuit Indication : LED will be unlit
- Power Supply : 1.5 V X 6.Type AA batteries.
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