TH0520 Precision Current and Voltage Measurement Standard

TH0520  is a Current and Voltage Measuring instrument that directly measures currents up to 2 A or 1 0.5 V voltage, mated to precision I/V, V/V conversion standards, current sensor can be set AC DC high current or high voltage measurement system. It can calibrate the AC and DC current standard source/meters,and also calibrate AC and DC voltage standard sources/meters.
  • TH0520

  • TUNKIA

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TH0520 Precision Current and Voltage Measurement Standard

TH0520 Precision Current and Voltage Measurement Standard

1. Summary

TH0520 is a precision electrical measuring instrument that directly measures currents up to 2 A or 1 0.5 V voltage, mated to precision I/V, V/V conversion standards, current sensor can be set AC DC high current or high voltage measurement system.


2. Features

• Direct current measurement: 10 μA~2 A.

• Direct voltage measurement: 10 mV~10.5 V.

• Frequency range: DC, 40 Hz~5 kHz.

• Current measurement uncertainty up to 50 ppm @DC.

• Voltage measurement uncertainty up to 30 ppm @DC.

• Equipped with a dedicated current sensor measurement interface.

• Set the sensor ratio to directly display the primary charge.

• Support DC ripple, 2nd~64th harmonic measurement.

• LCD touch color screen.


3. Applications

• Accurate measurement of AC and DC current and voltage on site

• Calibrate the AC and DC current standard source/meters

• Calibrate AC and DC voltage standard sources/meters


☆ High current conversion measurement

TH0520 Precision Current and Voltage Measurement Standard High current conversion measurement 1

• It can be used with I/V conversion standards such as TH0400 Precision Coaxial Current Shunt and TH0500U Precision Current Transformer to achieve precise measurement of high-current signals.

TH0520 Precision Current and Voltage Measurement Standard High current conversion measurement 2

• It can also be connected to a dedicated current sensor for high-current conversion measurements.


☆ Connect V/V to measure high voltage

TH0520 Precision Current and Voltage Measurement Standard Connect VV to measure high voltage

• It can be used with precision voltage dividers such as TH 0150 and TH0170 to achieve precise measurement of high-voltage signals.



4. Specifications

4.1 AC and DC current measurement

Measurement type

Current range

Resolution

Measurement uncertainty at different frequencies

(k=2, ppm*RD+ppm*RG).

DC

45 ≤ F≤ 200

200 < F ≤ 1k

1k < F ≤ 5k

Direct measurement

100 μA

0.1 nA

60 +40

120 + 80

200 + 100

300 + 200

200 μA

0.1 nA

60 +40

120 + 80

200 + 100

300 + 200

500 μA

0.1 nA

60 +40

120 + 80

200 + 100

300 + 200

1 mA

1 nA

30 + 20

60 +40

100 + 50

150 + 50

2 mA

1 nA

30 + 20

60 +40

100 + 50

150 + 50

5 mA

1 nA

30 + 20

60 +40

100 + 50

150 + 50

10 mA

10 nA

30 + 20

60 +40

100 + 50

150 + 50

20 mA

10 nA

30 + 20

60 +40

100 + 50

150 + 50

50 mA

10 nA

30 + 20

60 +40

100 + 50

150 + 50

1 00mA

100 nA

30 + 20

60 +40

100 + 50

150 + 50

200 mA

100 nA

30 + 20

60 +40

100 + 50

150 + 50

500 mA

100 nA

30 + 20

60 +40

100 + 50

150 + 50

1 A

1 μA

30 + 20

60 +40

100 + 50

150 + 50

2 A

1 μA

30 + 20

60 +40

100 + 50

150 + 50

Sensor measurement

(Straight in)

5 A

1 μA

30 + 20

200 + 100

500 + 100

1000 + 100

10 A

10 μA

30 + 20

200 + 100

500 + 100

1000 + 100

20 A

10 μA

30 + 20

200 + 100

500 + 100

1000 + 100

50 A

10 μA

30 + 20

200 + 100

500 + 100

1000 + 100

100 A

100 μA

30 + 20

200 + 100

500 + 100

1000 + 100

Sensor measurement

(Piercing)

200 A

100 μA

30 + 20

200 + 100

500 + 100

1000 + 100

500 A

100 μA

30 + 20

200 + 100

500 + 100

1000 + 100

1 kA

1 mA

30 + 20

200 + 100

500 + 100

1000 + 100

2 kA

1 mA

30 + 20

200 + 100

500 + 100

1000 + 100

Note [1]: RD is the reading value and RG is the range value.

Note [2]: Current sensors are optional, one sensor per range


4.2 AC and DC voltage measurement

Measurement type

Voltage range

Resolution

Measurement uncertainty at different frequencies (k=2, ppm*RD+ppm*RG).

DC

45 ≤ F≤ 200

200 < F ≤ 1k

1k < F ≤ 5k

Direct measurement

1 V

1 mV

18 + 12

30 + 20

60 + 40

100 + 50

2 V

1 mV

18 + 12

30 + 20

60 + 40

100 + 50

5 V

1 mV

18 + 12

30 + 20

60 + 40

100 + 50

10 V

10 mV

18 + 12

30 + 20

60 + 40

100 + 50


5. General Specifications

Power supply

AC (220 ± 22) V,(50 ± 2) Hz

Maximum power consumption

100 VA

Warm-up time

2 times the warm-up time from the last forecast, up to 30 minutes

Working environment

15 °C ~ 35°C, (20%~85%) R·H, no-condensing

Storage environment

0°C ~ 40°C < 95% R·H, no-condensing

altitude

<3000 m

Communication interface

USB×1, LAN×1, RS232×1

Size

215 mm (W) ×252 mm (D) ×88 mm(H), without feet

Quality

Approx 5 kg

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