Earth-ground Tester
Description:
Digital earth tester.
Features:
Measuring Range and Accuracy ( at 23 ℃ and 45-75%RH )
Current Consumption ( typical Value with battery voltage of 9V )
- Capable of measuring earth voltage.
- Data hold function.
- Auto power off function:
The timer operates automatically about 3 minutes when the '' Test Button Switch '' are pressed to keep the tester power on. - Zero ohm adjustment.
Measuring Range and Accuracy ( at 23 ℃ and 45-75%RH )
| Function | Measuring range | Accuracy | Overload Protection |
| Earth Voltage | 0 ~ 199.9V (50Hz, 60Hz) | +/- (1%rdg+4dgts) | 300Vrms / 1 minute |
| Earth Resistance | 0 ~ 19.99 Ω | +/- (2%rdg+0.2 Ω ) | 200Vrms / 10 seconds |
| 0 ~ 199.9 Ω | +/- (2%rdg+3dgts) | ||
| 0 ~ 1999 Ω |
Current Consumption ( typical Value with battery voltage of 9V )
| Range | ON |
| 20 Ω / 200 Ω /2000 Ω | 35mA |
| Earth V | 18mA |
| General Specification | |
| Safety Standard | IEC1010-1 overvoltage category III , IEC 61557 |
| Display | 3 1/2 digit liquid crystal display with a maximum reading of 1999. |
| Insulation Resistance | More than 5M W between the circuit and the housing case when measured with 300VDC |
| Withstand Voltage | 3700CV AC for 1 minute between the circuit and the housing case. |
| Timer (Auto power off) | about 3 minutes. |
| Dimensions | 165(L) x 100(W) x 57(H)mm |
| Weight | Approx. 500g (with battery). |
| Power Source | DC 9V (6' 1.5V size "AA" battery or equivalent). |
| Over range Indication | " 1- - - - " will be shown on the LCD panel when out of range measurement is made. |
| Operating Temperature and Humidity | 0 ℃ to 40 ℃ (32 ℉ to 104 ℉ F) , below 80% RH. |
| Storage Temperature | -10 ℃ to 60 ℃ (14 ℉ to 140 ℉ ) |
| Accessories | Test leads Auxiliary-->1 Set , Auxiliary earth spikes-->2 Pcs , Batteries, AA, R - 6P or equivalent-->6 Pcs , Carring case -->1 Pcs. |
