TD1210 Verification Device for Leakage Current Tester
The TD1210 integrates a DC~1MHz wideband constant current standard source, constant voltage standard source, DC ohmmeter, impedance tester, AC voltage standard meter, and other functions. It is applied for calibrating conventional leakage current meters, contact current testers, and medical leakage current testers, providing high accuracy and wide frequency coverage.
Wideband Constant Current Source
| Range | Optimal Resolution | Frequency (Hz) | Annual Measurement Uncertainty (k=2, %*RD + A) | Max Burden (V) |
|---|---|---|---|---|
| 500 μA | 1 nA | DC | 0.05 + 0.25 μ | 15 |
| 500 μA | 1 nA | 10 ≤ F ≤ 40 | 0.12 + 0.4 μ | 10 |
| 500 μA | 1 nA | 40 < F ≤ 1 k | 0.06 + 0.2 μ | 10 |
| 500 μA | 1 nA | 1 k < F ≤ 10 k | 0.12 + 0.4 μ | 10 |
| 500 μA | 1 nA | 10 k < F ≤ 100 k | 0.2 + 1 μ | 10 |
| 500 μA | 1 nA | 100 k < F ≤ 300 k | 0.5 + 2.5 μ | 10 |
| 500 μA | 1 nA | 300 k < F ≤ 1 M | 1 + 4 μ | 10 |
| 5 mA | 10 nA | DC | 0.05 + 2.5 μ | 30 |
| 5 mA | 10 nA | 10 ≤ F ≤ 40 | 0.12 + 4 μ | 30 |
| 5 mA | 10 nA | 40 < F ≤ 1 k | 0.06 + 2 μ | 30 |
| 5 mA | 10 nA | 1 k < F ≤ 10 k | 0.12 + 4 μ | 30 |
| 5 mA | 10 nA | 10 k < F ≤ 100 k | 0.2 + 10 μ | 30 |
| 5 mA | 10 nA | 100 k < F ≤ 300 k | 0.5 + 25 μ | 30 |
| 5 mA | 10 nA | 300 k < F ≤ 1 M | 1 + 40 μ | 30 |
| 50 mA | 0.1 mA | DC | 0.05 + 25 μ | 30 |
| 50 mA | 0.1 mA | 10 ≤ F ≤ 40 | 0.12 + 40 μ | 30 |
| 50 mA | 0.1 mA | 40 < F ≤ 1 k | 0.06 + 20 μ | 30 |
| 50 mA | 0.1 mA | 1 k < F ≤ 10 k | 0.12 + 40 μ | 30 |
| 50 mA | 0.1 mA | 10 k < F ≤ 100 k | 0.2 + 100 μ | 30 |
| 50 mA | 0.1 mA | 100 k < F ≤ 300 k | 0.5 + 250 μ | 30 |
| 50 mA | 0.1 mA | 300 k < F ≤ 1 M | 1 + 400 μ | 30 |
General Specifications
| Specification | Details |
|---|---|
| Power Supply | AC (220 ± 22) V, (50 ± 2) Hz |
| Temperature Performance | Working: 0°C ~ 45°C; Storage: -20°C ~ 70°C |
| Humidity Performance | Working: < 80% @30°C, <70% @40°C, <40% @50°C; Storage: 20%~80% R·H, non-condensing |
| Interface | RS232 |
Key Features
- DC~1MHz wideband constant current standard source with high precision.
- Integrated constant voltage source, DC ohmmeter, impedance tester, and AC voltage standard meter.
- Supports conventional leakage current meters, contact current testers, and medical leakage current testers.
- High stability and low measurement uncertainty across wide frequency ranges.
- Compact and reliable design for on-site calibration and traceability work.
