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 |
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• 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. |
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• It can also be connected to a dedicated current sensor for high-current conversion measurements. |
☆ Connect V/V to measure high voltage |
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• 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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