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AN7931X三相電參數綜合測量儀@AN7931X%
| 主要特點： |
| 適用對象： |
| 技術參數： |
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技術參數
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AN7931X
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測試電壓
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20.0V～600.0V
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測試電壓精度
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±（0.3%×顯示值+0.2%×量程）
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測試電流
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0.030A～5.000A～40.00A
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測試電流精度
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±（0.3%×顯示值+0.2%×量程）
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測試有功功率
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2.0W~999.9W~24.000kW
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測試功率精度
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COSΦ≥0.2時, ±（0.3%×顯示值+0.2%×量程）
COSΦ< 0.2時, ±（0.5%×顯示值+0.25%×量程）
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功率因數
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±0.02
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測試電能量
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0~999999.99kWh
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測試電能量精度
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累計達到1.0000kWh 時±1%
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頻率及頻率精度
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45.00～65.00Hz，±0.2%×顯示值
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累計時間及精讀
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256小時，±1秒/小時
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工作電壓
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AC 220V±10%，50Hz±5%
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整機功耗
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11W
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使用環境
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20℃±10℃；（20~75）%RH
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外形W×H×D（mm）
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320´113´435
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整機重量
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7kg
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AN7931X three-phase integrated measuring instrument of electrical parameters of @AN7931X%
Main features:
■ 12 bit AD sampling, electrical parameter precision is ±(0.2% × range 0.3 * display value);
■ ARM 32 bit ADUC7027 microprocessor;
■ short interval interrupt waveform sampling, datacalculation period increased to 0.9 seconds;
■ voltage, current ratio setting function, easily extendmeasurement range;
■ test wire setting function, can be in a three-phase threewire and three-phase four wire measurement of arbitrary switching;
■ electric energy potential switching functions, meet the small power load electric energy accumulationrequirements;
■ total power limit alarm function;
■ test items: voltage, current, power, power factor,frequency, electrical energy, electrical energy time;
■ RS232 communication (485 communication optional),with the host computer communication.
Applicable objects:
AC full wave load (except generator)
Technical parameters:
Technical parameters of AN7931X
The test voltage is 20.0V ~ 600.0V
The test voltage accuracy of ± (0.3% × display value +0.2% * range)
Test current 0.030A ~ 5.000A ~ 40.00A
Current measurement accuracy of ± (0.3% × display value +0.2% * range)
Test active power 2.0W~999.9W~24.000kW
The accuracy of test power with COS ≥ 0.2, ± (0.3% × display value +0.2% * range)
COS Φ < 0.2, ± (0.5% × display value +0.25% * range)
Power factor ± 0.02
Measurements of the electrical energy 0~999999.99kWh
Test of electric energy accuracy reached 1.0000kWh ± 1%
Frequency and frequency accuracy of 45 ~ 65.00Hz, ± 0.2% × display value
The total time of 256 hours and intensive reading, ± 1 / h
Working voltage: AC 220V + 10%, 50Hz + 5%
The power of 11W
The use of 20 ± 10 ℃; (20~75)%RH
The shape of W * H * D (mm) 113 435 320 ´ ´
The whole weight of 7kg
