>
  MULTIMETERS

3¾ Digital Multimeter with USB Interface

Features

• USB interface can connect to computer, Large LCD anoloq bar graph display.
• Unit symbol display make the reading clearly, display.
• Metallic screen board with strong antimagnetic and anti-interferential function
• Auto power off and alarm when stopped used after 15 minutes.
• Full function protection anti-high voltage circuit design

Technical Specification

Function

Range

Accuracy

DC Voltage

400mV/4V/40V/400V/1000V

±(0.5%+4)

AC Voltage

400mV/4V/40V/400V/750V

±(0.8%+10)

DC Current

400uA/4000uA /40mA/400mA/4A/10A

±(0.10%+10)

AC Current

400uA/4000uA /40mA/400mA/4A/10A

±(1.5%+10)

Resistance

400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ

±(0.8%+4)

Frequency

4Hz/40Hz/400Hz/4kHz/40kHz/400kHz/4MHz/30MHz

±(0.1%+4)

Capacitance

50nF/500nF/5uF/50uF/100uF

±(3.5%+8)

Temperature

(-20 ~ 1000)°C

±(1.0%+5)

Special Function

Diode test

Yes

Low battery indication

Yes

Continuity buzzer

Yes

Data hold

Yes

Auto power off

Yes

Bar graph display

Yes

RS232 interface jack

Yes

Function protection

Yes

Shockproof protection

Yes

Frequency /duty cycle

0.1%~99.9%

Input impedance

10MΩ

Sampling rate

3 times/s

AC Frequency response

(40-400)Hz

Operation way

Auto range

Max. display

3999

LCD Size

70×50mm

Power

3V (1.5V×2)

 

4½ High Performance Bench-Type Digital Multimeter

Features

  • Dual LCD Display bench-top Multimeter with 4 1/2-digit high resolution mode.
  • It can be used to measure DC and AC Voltage, DC and AC current, Resistance, Capacitance, Hz, hfe, Diodes and Continuity.
  • Max. voltage measuring can up to 1000V DC or AC peak value.
  • Resolution can be 10u V, and current measuring can up to 20A, it also has the function of polarity auto-change, backlight displaying and directly reading.
  • For AC measuring, it is performed by high accuracy true RMS, has the feature of width measuring and to get accurate rms for AC flow of any wave shape.

Technical Specification

Function

Range

Accuracy

DC Voltage

200mV/2V/20V/200V/1000V

±(0.05%+3)

AC Voltage

200mV/2V/20V/200V/750V

±(0.8%+80)

DC Current

20mA /200mA /2A/20A

±(0.35%+10)

AC Current

200mA/2A/20A

±(0.8%+80)

Resistance

200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ

±(0.1%+5)

Frequency

20kHz/200kHz

±(1.0%+20)

Capacitance

20nF/2uF/200uF

±(3.5%+20)

Special Function

Diode test

Yes

Triode test

Yes

Continuity buzzer

Yes

Overload protection

Yes

Input impedance

10 ΩΩ

AC frequency response

3 times/s

Sampling rate

40~50kHz

Operation way

Manual range

Max. Display

19999

Dimension

245×220×82mm

Weight

Approx:1Kg

Power

AC220V/110V 50Hz/60Hz

 

3 ½ Digital LCR Meter

Features
• Large LCD makes the reading clearly.
• Metallic screen board with stronger antimagnetic and anti-interferential function.
• Buzzer alarm, data hold, Diode and Transistor test function.

Inductance

Range

Accuracy

Resolution

Measuring Frequncy

2mH

 

1 μH

 

Approx. 200Hz

20mH

±(2.0%+5d)

10 μH

200mH

100 μH

2H

±(5.0%+5d)

1mH

20H

±(5.0%+15d)

10 mH

Capacitance

Range

Accuracy

Resolution

Measuring Frequency

2nF

 

±(1.0%+5d)

1pF

Approx. : 200Hz

20 nF

10 pF

Approx. : 200Hz

200 nF

100 pF

Approx. : 200Hz

2uF

±(2.0%+5d)

1 pF

Approx. : 200Hz

20 uF

10 pF

Approx. : 16Hz

200 uF

±(5.0%+5d)

100 pF

Approx. : 16Hz

1000 uF

±(5.0%+25d)

1 p

Approx. : 8Hz

Resistance

Range

Accuracy

Resolution

200Ω

±(8.0%+5d)

1.0Ω

2kΩ

±(8.0%+3d)

20kΩ

10Ω

200kΩ

100Ω

2MΩ

1kΩ

20MΩ

±(1.0%+15d)

10kΩ