MASTECH

Features

● Digital / Analog dual display  9999 counts
● Auto Power Off
● Clock
● AVG
● Compensation Resistance
● Alarming indicator for limit-value measurement
● Battery capacity indicator
● Display Backlight
● Setting length between resistivity testing point
● Data Storage 100 groups 
● USB 2.0 Interface

Features

● Digital / Analog dual display  9999 counts
● Auto Power Off
● Clock
● AVG
● Compensation Resistance
● Alarming indicator for limit-value measurement
● Battery capacity indicator
● Display Backlight
● Setting length between resistivity testing point
● Data Storage 100 groups 
● USB 2.0 Interface

Methods

Specifications

Range

Resolution

Accuracy

3 Pole & 4 Pole
Earthing-Resistance Test

Test Voltage: AC20/48V

Test Frequency: 94Hz/128Hz

Earthing-Resistance Test

0.001Ω


±(5%+10)


0.02Ω~300kΩ

Selective mode
(3 pole clamp /4 pole clamp)

Test Voltage: AC20V

Test Frequency: 94Hz/128Hz

Earthing-Resistance Test

0.001Ω

±(5%+10)

0.02Ω~20kΩ

Non-auxiliary-polar mode
( clamp )

Test Voltage: AC20/48V

Test Frequency: 94Hz/128Hz

Range: (kΩm)

0.001Ω

±(10%+10)

0.02Ω~150Ω

2 Pole R (AC)

Test Voltage: AC20/48V

Test Frequency: 94Hz/128Hz

Range:

0.001Ω

±(5%+10)

0.02Ω~300kΩ

2/4 Pole R (DC)

Interfering Voltage: 1~50V DC/AC

Interfering Frequency: 16Hz~400Hz

0.001Ω

±(5%+10)

0.02Ω~3kΩ

Soil Resistivity ρ

Test Voltage: AC20/48V

Test Frequency: 94Hz/105Hz/111Hz/128Hz/AFC

Range: (kΩm)

0.001Ω

±(5%+10)

0.02~1000

RK
(Wire Compensation)

Test Voltage: AC20/48V

Test Frequency: 94Hz/105Hz/111Hz/128Hz/AFC

Range:

0.001Ω

±(3%+10)

30Ω

Interfering Voltage/
Current/Frequency

Interfering Voltage: 1~50V DC/AC

Interfering Frequency: 16Hz~400Hz

Interfering Current: 20mA~2A

0.1V

1Hz

1mA

±(5%+5)

±(1%+10)

±(5%+5)

 

Short Circuit Current ≤ 250mA

● Power supply :  
  (a)6XLR14 alkaline(2#); rated voltage: 6x1.5V
  (b)Recharge Battery: NI~MH Recharge Battery, 7.2V
  (c)Charger: Input voltage: 100V~240V; Frequency: 50Hz~60Hz; Output Voltage: 12VDC 3A
● Product Size :  284mmx230mmx125mm/11.2"x9.1"x4.9"
● Product Weight :  2.5kg/5.5lb
● Certificate :  CE / ETL / RoHS
● Test wire
● Alligator clip
● Auxiliary earth bar 
● Power Cord
● Current Transformer φ51mm
● Current clamp cable
● USB interface cable
● Software CD 
● Carry bag
● Rechargeable Ni-MH battery (optional)
● Charger (Optional)
● Battery and user's manual