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UNI-T UT523A Pole Earth Resistance Voltage Tester Meter
 
Product Name

UNI-T UT523A Pole Earth Resistance Voltage Tester Meter

Price

USD 375.00

Description

Specifications:

Range

Accuracy

Model number

 


UT523A

Earth resistance

0.00Ω~19.99Ω

±(2%+5)

 


20.0Ω~199.9Ω

±(2%+5)

 


200Ω~1999Ω

±(2%+5)

 


2.00kΩ~19.99kΩ

±(2%+5)

 


20.0kΩ~210.0kΩ

±(2%+5)

Soil resistivity

0.00Ωm~99.99Ωm

Depends on R accuracy:

(ρ=2πaR a:1 m~100m;

π=3.141)

 


100.0Ωm~999.9Ωm

 


 


1000Ωm~9999Ωm

 


 


10.00kΩm~99.99kΩm

 


 


100.0kΩm~999.9kΩm

 


 


1000kΩm~9000kΩm

 


Earth voltage

AC 0.00~750V

±(2%+5)

Measuring frequency

128Hz/111Hz/105Hz/94Hz(AFC)

Yes

Features:

Measuring method

Earth resistance: Rated current role changing method,

measuring current 20mA Max;

Soil resistivity: 4-pole method(Wenner method);

Voltage to earth:Mean values rectifier(P(S)-ES interfaces)

Yes

Short-circuit test current

AC 30mA max

Yes

Open-circuit test voltage

AC 40V max

Yes

Auto range

 


Yes

Range between poles

Can set 1m~200m

Yes

Measuring voltage waveform

Sine wave

Yes

Line voltage

AC 750V below measurement

Yes

Low voltage measurement

≤7.5V

Yes

Data hold

 


Yes

Alarm

 


Yes

RS232 interface

 


Yes

Withstand voltage

AC 3700V/rms(between circuit and shell)

Yes

LCD backlight

 


Yes

Data storage

300 groups

Yes

Auxiliary earth measurement

Auxiliary earth resistance measurement,

0.00KΩ~30kΩ(100R+rC<50kΩ,100R+rP<50kΩ)

Yes

Over-load protect

Measure earth resistance:C(H)-E、P(S)-ES interface AC 280V/3seconds

Yes

Interference test

Auto identification interference signal,

will display “NOISE” when interference voltage is higher than 5V

Yes

Test times

Over 5000 times(short-circuit test, test one time, after 30 seconds and test again.

Yes

Insulation resistance

Over 20MΩ(500V between circuit and shell)

Yes

General

Power

DC 9V ( R14S 1.5Vx 6 ,stand by 300hours)(Batteries are not included)

LCD size

128mmx75mm

Color

Red + Grey

Weight

1443g

Size

215mmx190mmx95mm

Accessories

Standard test leads, simple test leads, battery(not included), CD, RS232 cable

MInimum order for this model : 3 units

 





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