Clamp-on Tester CL255 (True RMS, AC/DC 2000A)
- True RMS display
- AC/DC current measurements with current ranges up to 2000A
- AC/DC voltage and resistance measurements
- DC output
- 55mm in diameter of measurable conductor
- Sleep function
- Data hold function
- Approved for conformity to safety standards EN61010-1,EN61010-2-031, EN61010-2-032 (CAT. III 600 V, CAT. II 1000 V)
| Description | True RMS ACA, DCA, ACV, DCV |
|---|---|
| Method of detection | True RMS |
| Display | LCD (Digital display: 3999 counts) |
| DC Current Range | 400/2000A |
| DC Current Resolution | 0.1A |
| Response Time | Approx. 1 second (on DC current/voltage range) Approx. 2 seconds (AC current/voltage range, resistance range) |
| Range Switching | Auto-range |
| Operating temperature and humidity | 0 - 40°C, 85% RH or less (no condensation) |
| Influence of external magnetic field | 4A or less at 400 A/m |
| Influence of conductor position | ±(1.5% rdg + 3 dgt) or less |
| Safety Standard | Conforms EN61010-1, EN61010-2-031, EN61010-2-032 |
| Circuit voltage | 1000 Vrms or less |
| Withstanding voltage | 5.55 kV AC for one minute |
| Power Supply | 6F22 (006P) 9V x 1 6LR61 x 1 |
| Battery Life | Approx. 15 hours (continuous) |
| Consumed current | Approx. 15 mA |
| Sleep Function | Automatically powered down in about 10 minutes after the last switch operation |
| Diameter of measurable conductor | 55 mm at maximum |
| Dimensions | Approx. 105 (W) x 250 (H) x 49 (D) mm |
| Weight | Approx. 540 g |
| Accessories | Batteries, carrying case (93034) Output plug (98012) Test Lead (98011) User's manual (IM CL250) |
| Peak Hold | On current / Voltage range |
| AC Current Range | 400/2000A |
|---|---|
| AC Current Resolution | 0.1A |
| AC Current Frequency characteristics | 30~1kHz |
| AC Current Method of detection | True RMS |
| AC Voltage Measurement | O |
| DC Voltage Measurement | O |
| Continuity Check Measurement | O |
| Frequency Measurement | O |
| Temperature Measurement | - |
| Recorder output Function | O |
| Waveform monitor output Function | - |
| Data hold Function | O |
| Auto hold Function | - |
| Peak Hold Function | O |
| Maximum value memory Function | - |
| Mean value display Function | O |
| Filter Function | - |
| Range Hold Function | - |
| Auto ZERO Adjust Function | O |
| Auto power-off Function | Δ |
At 23°C±5°C，75%RH or less
Accuracy: ±( % rdg + dgt) = ±(% readout + value of least significant digit)
| Parameter | Reference | Accuracy |
|---|---|---|
| DC current | 400/2000A | 1.5+2 |
| AC current | 400A/2000A (150～1700A) | 1.5+3 (50/60Hz) |
| 3.0+4 (30～1kHz) | ||
| 2000A (1701～2000A) | 1.0+2 | |
| DC voltage | 40/400/1000V | 3.5+3 (50/60Hz) |
| AC voltage | 40/400/750V | 1.0+2 |
| 1.5+3 (50/60Hz) | ||
| 2.0+4 (30～1kHz) | ||
| Crest factor | ≦3 | |
| Resistance | 400/4000Ω | 1.5+2 , Beeps at below 20Ω (continuity check) |
| Frequency | 10～3999Hz | 1.5+5 |
| DC output | DC400A (0～400mV) | ±1.5% rdg ±3mV |
| DC2000A (15～200mV) | ±1.5% rdg ±3mV | |
| AC400A (0～400mV) /AC2000A (15～170mV/150～1700A) |
±1.5% rdg ±3mV (50/60Hz) | |
| ±3.0% rdg ±3mV (40～1kHz) | ||
| AC2000A (170.1～200mV/1701～2000A) | ±3.5% rdg ±3mV (50/60Hz) |
Brochures
- Clamp-on Testers (1.4 MB)
Instruction Manuals
- Clamp-on Tester (1.7 MB)
- Clamp Adapter (26 KB)
Drawings
- CL255 Clamp-on Tester (338 KB)
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