H300 earth resistance tester 

LCD display,,LED back light,Data hold,Diode,Continuity,Insulation test,

auto power off,max value measuring &hold, MAX/MIN/AVG Measurement

earth voltage & earth resistance measuring,

Details

Air temperature:23 ±5℃    Relative humidity: <75%

Constant Current Conversion is used for the measurement of earth resistance, with the frequency of the testing current about 800HZ and the size about 3mA.

Average rectification is used for the measurement of earth voltage.

Temperature and humidity for measurement

0~40℃，relative humidity under 85%

Temperature and humidity for keeping the meter

-10~50℃, relative humidity under 85%

Battery    Six 1.5V AA batteries

Volume    330 X 125 X 265

Weight     3.45kg

 

Range Specifications

	Range	Precision
Earth Ground Resistance	10Ω	±(1%rdg+3d)
	4000Ω	±(4% rdg +4d)
Earth Voltage	AC50V（50/60HZ）	±(2% rdg +4d)

Accessories:

3pcs test leads (one 15-meter-long red lead, one 10-meter-long green lead and one 5-meter-long black lead ) , 2pcs auxiliary earth bars

Remind:

Do not operate the meter around explosive gas, vapor, or dust.

Do not measure voltages above 600V in Category III, or 1000V in Category II installations.

Warranty: One Year.

Any quality problem occurs whitin 7 days after you receive the goods,you can ask for replacement or refund as long as it is not damaged by personal mistake.

Shippment&Payment:

We usually shipped by air,such as DHL,UPS,FedEx,China post mail,EMS,TNT and etc as you like,shipping day is about 4 days or more depends on your order quantity, and the delivery day is about 20-40 days by EMS and post mail,by others it is within 20 days. We usually write gift on the packing with a low value to help you reduce the tax,however different countries have different rules, if you refuse to pay the tax at your country,the goods will be returned to us,you have to bear the loss.

As to payment, you can pay by T/T and western union as you like, we will ship the goods only after we get your full payment.