TPI ERT1500 ເຄື່ອງທົດສອບຄວາມຕ້ານທານໂລກ (20Ω/200Ω/2000Ω)

AC Voltage Ranges

Measuring Ranges: 200V/600V

Input Impedance: Approx 10MΩ

Input Frequency: 45Hz - 450Hz

Accuracy: ±3% rdg. ±5dgt

Earth Resistance Ranges

Measuring Ranges: 20Ω/200Ω/2000Ω

Test Waveform: Approx. 800Hz AC / Less Than 50V RMS

Accuracy: 20Ω ±3% of rdg. ±5dgt. ±0.1Ω

200Ω / 2000Ω ±33% rdg. ±35 dgt.

Operating Temperature: 0° - 40° C

Storage Temperature: -10°C - 50° C

Operating Humidity: 70% Max

Storage Humidity: 80% Max

Dimensions: 170mm x 210mm x 90mm

Weight: 2.5Kg

Power Supply: 8 x 1.5V Battery (Type AA or R-6)