Leírás
| Item | Spec. | ||||||
| Input voltage | 600 Vrms | ||||||
| Input current | 20 Arms | ||||||
| Voltage | 2.4MΩ | ||||||
| Input impedance(50/60 Hz) | Current | 5mA – 200mA | 500mΩ | ||||
| 0.5A – 20A | 5mΩ | ||||||
| Maximum display voltage | 700 Vrms | ||||||
| Maximum display current | 25 Arms | ||||||
| Maximum allowable isolation voltage | 300 V | ||||||
| Low frequency filter | Cut-off frequency | 500 Hz | |||||
| Display | |||||||
| Synchronization frequency | 45Hz~ 6kHz | ||||||
| Average | 1, 2, 4, 8, 16, 32, 64 | ||||||
| Displayed items(Standard mode) | 8 items simultaneously. | ||||||
| Displayed items(Simple mode) | 4 items simultaneously. | ||||||
| Displayed digits | 5 | ||||||
| Voltage converter (PT ratio) | 1 to 9999.999 | ||||||
| Current converter (CT ratio) | 1 to 9999.999 | ||||||
| Voltage, current, active power, apparent power, reactive power, power factor, | |||||||
| Measurement items | phase angle, frequency, integrated current, integrated power, positive | ||||||
| integrated power, negative integrated power, integration time, voltage crest | |||||||
| factor, current crest factor, voltage peak, current peak, Thd | |||||||
| Displayed measurement parameters | Vdc, Vrms, V+pk, V-pk, Idc, Irms, I+pk, I-pk, P, P+pk, P-pk, VA, VAR, PF, CFV, | ||||||
| CFI, DEG, VHz, IHz, THDV, THDI | |||||||
| Voltage Measurement | |||||||
| Measurement range | CF=3 : | 15V, 30V, 60V, 150V, 300V, 600V | |||||
| CF=6 : | 7.5V, 15V, 30V, 75V, 150V, 300V | ||||||
| Crest factor | 3, 6 | ||||||
| Effective range | 1 % to 105 % of range | ||||||
| DC | ±(0.2 % reading + 0.2 % range) | ||||||
| Accuracy | 45 Hz ≤ f ≤ 66 Hz | ±(0.1 % reading | + | 0.1 % range) | |||
| 66 Hz < f ≤ 1kHz | ±(0.1 % reading | + | 0.2 % range) | ||||
| 1 kHz < f ≤ 6kHz | ± 3 % of range | ||||||
| The filter is turned on | Increase 0.3 % reading@ 45Hz to 66Hz | ||||||
| Temperature effect | 5-18˚C / 28-40˚C | Increase ±0.03% reading /˚C | |||||
| Residual noise | 0.5 % of range | ||||||
