TES-1605 Digital Earth Tester

tes 1605

TES-1605 là đồng hồ đo điện trở đất hiển thị số, dải đo 20 Ohm, 200Ohm, 2000 Ohm.



FEATURES / TÍNH NĂNG

Features:
  • Có khả năng đo điện thế đất / Capable of measuring earth voltage.
  • Chức năng lưu kết quả / Data hold function.
  • Tự động tắt nguồn / Auto power off function:
  • 2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test.
  • In addition to the facility for precision measurement, test leads for simplified two wire measuring system also supplied as standard accessories.
  • Automatic warning when resistance of auxiliary earth spike is in excess of tolerance.
  • Hợp chuẩn / Designed to meet IEC1010-1 safety standard.
  • Chức năng chỉnh không / Zero ohm adjustment.

SPECIFICATION / THÔNG SỐ KỸ THUẬT CƠ BẢN

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.



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