供应数字交流功率表2012

功率表2012　600V/20A/12KW
　　本系列数字位瓦特表具有3个电压档位，3个电流档位，及9个瓦特档位，适当的解析度与最合理的价位是你最佳的选择。

　　产品特点:．基本+/- 0.1%的准确度．电压、电流与瓦特皆为True RMS 量测．电压及电流具有手动或自动的换档功能，及自动换档之频率量测．使用4 1/2位类比数位转换器为基准，提供高准确度、高解析度及高稳定度的量测．使用3个多工的显示器，可依所需来选择，且均可选择所有的量测功能(Vrms, Arms, Vrms, PF, VA, VAR, Hz) ．具有电压三段、电流三段及瓦特九段的输入档位选择．自动保存关机前之设定状态，关机后自动回复原先设定．输入电流峰值超过档位警告

　　系列规格
Item Voltage Current
Input Circuit Type Resistive voltage divider Shunt input
Rated Input (range rms) 20/200/600V 200mA/2A/20A
Input Impedance Approx. 1M　2Approx. 10m
Max. Input (at 50/60Hz) 600Vrms 20Arms / 50Apeak
Range Selection　Auto Range,
A/D Conversion　4 1/2 Digits ADC
Input Filter　None
Input Terminal Screw Terminal

　　量测功能
Item Voltage / Current Effective Power
Frequency Range 10Hz to 20KHz
Crest Factor “3” at Rated Input
Operating Principle Ture rms
Display Accuracy10Hz to 45Hz45Hz to 66Hz66Hz to 2KHz2KHz to 10KHz10KHz to 50KHz 0.15% of rng + 0.2% of rdg0.1% of rng + 0.1% of rdg0.1% of rng + 0.1% of rdg0.15% of rng + 0.2% of rdg0.15% of rng + 0.2% of rdg +( 0.3%*(f-10KHz)) 0.2% of rng + 0.2% of rdg0.1% of rng + 0.1% of rdg0.12% of rng + 0.1% of rdg0.15% of rng + 0.2% of rdg+( 0.3%*(f-2KHz))0.15% of rng + 0.2% of rdg +( 0.5%*(f-10KHz))
Effective Input Range 5% to 100% of Set Range
Temp. Coefficient ±0.05% of Range/℃
Display Update Rate 3.3 times/sec
Display Digits 4 1/2 Digits (20000 counts) Full 4 Digits (10000 counts)

　　频率量测功能
Operating Principle Reciprocal Counting Method Display Digits Full 5 digits display on each frequency
Display Range 10.000Hz to 100.00KHz Display Resolution　1mHz to 10Hz
Display Accuracy　± (0.006%+5d) Frequency Range 10Hz to 100KHz
Measurement Range　5% to 100% of Rated Range

　　计算功能
Item Wrms VA VAR PF
Computation W VA=V*A VAR=　 PF=W/(V*A)
Computation Range Depends on the Selected V and A Range -1 to 0 to 1
Computation Accuracy ---- ±0.05% of VA Range ±0.05% of VA Range ±0.001
Maximum Display 9999 9999 9999 ±1.000

　　一般规格
Interface Standard RS-232C Interface on model 2011/14/15
Power Supply AC 115V/230V±10%, 60Hz/50Hz Switch Selectable
Warm-up Time Approx. 30min.
Operation Humidity / Temperature Range 80% R.H. (+5℃ ~ 30℃), 50% R.H. (+31℃ ~ 40℃)
Storage Temperature / Humidity Range -10 ~ 70℃, <80% R.H.
Accessories Power Cord x 1, Operation Manual x 1