| CP-240、CP-260、CP-280、CP-290 系列 数字式功率分析仪(停产) |
| 规格 : |
| 机种型号 | CP-240 | CP-260 | CP-280 | CP-290 | |||
| Voltage(V) | Ranges (Auto or Manual)(5 range) | 30V 60V 150V 300V 600V RMS | |||||
| Display Resolution | 4 digits | ||||||
| Operating Principle | Digital Calculation True RMS | ||||||
| Crest Factor | Up to 1.7(at FULL SCALING) | ||||||
| Frequency Range | 10Hz to 550Hz | ||||||
| Accuracy(23℃ ± 5℃) | 47 to 63Hz |
±0.1％ reading ± 0.1％ range ± 2C |
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| 10Hz to 550Hz | ±0.2％ reading ± 0.1％range ± 0.1％ / 100Hz | ||||||
| Maximum Input | Continuous | 600V RMS / 1000Vpk | |||||
| Input impedance | 2 MΩ and 10 pF on all ranges | ||||||
| Effective input range | 5% to 120% of the range | ||||||
| Current (A) | |||||||
| Ranges (Auto or Manual)(5 ranges) | 0.3A
1A 3A 10A 30A RMS |
0.01A
0.03A 0.1A 0.3A 1A RMS |
0.03A
0.1A 0.3A 1A 3A RMS |
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| Display Resolution | 4 digits | ||||||
| Operating Principle | Digital Calculation True RMS | ||||||
| Crest Factor | Up to 2 (at FULL SCALING) | ||||||
| Frequency Range | 10Hz to 550Hz | ||||||
| Accuracy(23℃± 5℃) | 47 to 63Hz | ±0.1％ reading ±0.1％range ±3C | |||||
| 10Hz to 550Hz | ±0.3％ reading ±0.1％range ±3C ±0.1%/100Hz | ||||||
| Maximum Input | Continuous | 30A RMS / 60Apk | 1Arms / 2Apk | 3Arms / 6Apk | |||
| Input impedance | All ranges ≦ 2 mΩ | All ranges ≦ 10 mΩ | All ranges ≦ 10 mΩ | ||||
| Effective input range | 10% to 110% of the range | ||||||
| Power(W) | Ranges
(Auto or Manual) (25 ranges corresponding to V and A) |
9W to 18kW | 0.3W to 600W | 0.9W to 1800W | |||
| Display Resolution | 4 digits | ||||||
| Operating principle | Digital Calculation True Watt | ||||||
| Frequency Range | 10Hz to 550Hz | ||||||
| Accuracy (23℃ +/- 5℃) |
47Hz to 63Hz | PF= 1 ~ 0.6 | ±0.2％reading ±0.2％range ± 5C | ||||
| PF= 0.5 ~ 0.1 | ±0.2％reading ±0.2％range ±0.01％ / -0.1PF ±5C | ||||||
| 10Hz to 550Hz | ±0.3％reading ±0.3％range ±0.1％ / 100Hz ±5C | ||||||
| Effective input range | 2%
to 110% of the range (at 47 to 63Hz) 5% to 110% of the range (at all range) |
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| Frequency(Hz) | Display Resolution / Maximum resolution | 4 digits / 0.01Hz | |||||
| Operating Principle | Reciprocal Counting method | ||||||
| Accuracy(23℃ ± 5℃) | ±0.02％ ± 1C | ||||||
| Measuring Input | Voltage | ||||||
| Effective input range | 5% to 100% of the voltage range | ||||||
| Measuring Range | 10 Hz to 1kHz | ||||||
| Interface | RS-232 | NO | YES | YES | YES | ||
| No Fuse Breakers (N.F.B.) | NO | YES | NO | NO | |||
| 计算功能 : |
| Apparent Power | Reactive power | Power factor |
| VA = V*A | VAR = √(VA2 -W2) | PF = W / (VA) |
| Computing Range ：VA , VAR : Voltage and current range / PF： Zero to unity leading or lagging | ||
| Computing Accuracy： VA x VAR ± 0.05% of rated value / PF：±0.001 | ||
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