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YOKOGAWA CLAMP-ON TESTER FOR AC/DC CURRENT #CL255 |
YOKOGAWA CLAMP-ON TESTER FOR AC/DC CURRENT #CL255
Clamp-on Testers For AC/DC Current
- 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 comformity to safety standards EN61010-1,EN61010-2-031, EN61010-2-032 (CAT. III 600 V, CAT. II 1000 V)
Specifications
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 |
Selection Guide
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 |
Additional Specification
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) |
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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 |
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≦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) | |
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