earth ground bond tester

EarthgroundtesterRS232ground resistance tester/GroundBondtesterModel:LW7303 Feature :1.Small volume, light weight2.Special linear constant current output, current output range can be up to 30 ~ 40 A3

Category:

Ground bond tester

Tel: 0595-86102626

Product Description

Earth ground tester

RS232 ground resistance tester/Ground Bond tester

Model:LW7303

Feature :

1.Small volume, light weight

2.Special linear constant current output, current output range can be up to 30 ~ 40 A

3.Simple operation, key lock function

4.Provide 5 set of memory set

5.LCD display

6.Test line impedance self zero correction, ensure accuracy of test results

7.Resistance upper and lower limit set, intelligent alarm

8.Provide remote PLC control interface

Parameter	7303
Output current	3.0～30.0 （A）
Output voltage	6V. MAX
Output frequency	50 or 60 Hz, ±100 ppm
Output waveform	Sine wave, distortion (THD) < 2%, Crest Factor (Crest Factor) = 1.3 ~ 1.5
Resistance setting range	0~510(mΩ)	0~120(mΩ)
Corresponding current output	3.0~10.0(A)	10.0~30.0(A)
Resistance resolution	1 mΩ
Test time (s)	0, 0.5 – 999.9 (s) (0 = continuous)
Judgment accuracy	±(2% of setting +2 counts)
Voltage set	0.00～6.00 V
Test mode	four-wire measurement
Others
Memory	5groups memory
Key Lock	To prevent any unauthorized operators arbitrarily changing the parameter
Peripheral remote control, PLC interface	Provide Pass, Fail, Processing remote monitoring signals and the TEST, STOP contact
Protection	Overload, Open circuit automatically cut off the output,light and buzzer alarm
Display	16 × 2 LCD display
Dimension	280mm(W) × 89mm(H) × 370mm(D) / 10Kg

None

Resistance tester

Dongguan Longwei Electronic Technology Co., Ltd.

Add.: Building 49/50/45, Duo Ziling, Industrial Zone, Tangxia Lin Village, Dongguan, Guangdong Province, China

Tel: +86-769-87722745 / 00852-64495383

Fax: 0769-82618128 / 00852-24289351

E-mail：admin@hklongwei.cn

Web: http://www.hklongwei.com

Mobile website

WeChat Public Number

Business License

city substation