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2012 可程式多功能瓦特表 / 一般解析度機(jī)種

　

不論在評估或量測一般家電、辦公室自動化設(shè)備或工業(yè)用設(shè)備上的電源轉(zhuǎn)換、傳輸效率或功率量測，彈性與人性化的設(shè)計(jì)使你的使用上得心應(yīng)手。本系列數(shù)位瓦特表具有3個(gè)電壓檔位，3個(gè)電流檔位，及9個(gè)瓦特檔位，適當(dāng)?shù)慕馕龆扰c最合理的價(jià)位是你****的選擇。

　

測線及附件

　

產(chǎn)品特點(diǎn)

．基本+/- 0.1%的準(zhǔn)確度
．電壓、電流與瓦特皆為True RMS 量測
．電壓及電流具有手動或自動的換檔功能，及自動換檔之頻率量測
．使用4 1/2位類比數(shù)位轉(zhuǎn)換器為基準(zhǔn)，提供高準(zhǔn)確度、高解析度及高穩(wěn)定度的量測
．使用3個(gè)多工的顯示器，可依所需來選擇，且均可選擇所有的量測功能(Wrms, Arms, Wrms, PF, VA, VAR, Hz)
．具有電壓三段、電流三段及瓦特九段的輸入檔位選擇
．自動保存關(guān)機(jī)前之設(shè)定狀態(tài)，開機(jī)后自動回復(fù)原先設(shè)定
．輸入電流峰值超過檔位警告

　

下列功能只支援2011, 2014, 2015機(jī)種
．具有PT與CT比例乘算功能(0.0010 至 1000.0之間)
．各顯示器皆具有獨(dú)立的比較器功能設(shè)定
．具有面板功能設(shè)定的儲存與喚回功能
．具有顯示頻均功能
．顯示保留功能
．提供標(biāo)準(zhǔn)RS-232C介面

　

系列規(guī)格

Item

Voltage

Current
Input Circuit Type Resistive voltage divider Shunt input
Rated Input (range rms)

2011/15: 30/300/600V
2012/14: 20/200/600V

2011: 30mA/300mA/3A
2012/14: 200mA/2A/20A
2015: 500mA/5A/50A
Input Impedance Approx. 1MΩ 2011: Approx. 66.7 mΩ
2012/14: Approx. 10mΩ
2015: Approx. 4 mΩ
Max. Input (at 50/60Hz) 600Vrms

2011: 3Arms/ 9Apeak
2012/14: 20Arms / 50Apeak
2015: 50Arms/125Apeak
Range Selection 2012 : Auto Range, 2011/14/15 : Manual or Auto with LED Indicated
A/D Conversion 4 1/2 Digits ADC
Input Filter 2012 : None, 2011/14/15 : 1KHz low pass Filter
Input Terminal 2011/12/14: Screw Terminal, 2015: Binding Post Terminal

　

　

量測功能

Item

Voltage / Current

Effective Power
Frequency Range 2011/12: 10Hz to 20KHz, 2014 : 10Hz to 50KHz, 2015: 10Hz to 5KHz
Crest Factor “3” at Rated Input
Operating Principle Ture rms

Display Accuracy
10Hz to 45Hz
45Hz to 66Hz
66Hz to 2KHz
2KHz to 10KHz
10KHz to 50KHz


0.15% of rng + 0.2% of rdg
0.1% of rng + 0.1% of rdg
0.1% of rng + 0.1% of rdg
0.15% of rng + 0.2% of rdg
0.15% of rng + 0.2% of rdg +( 0.3%*(f-10KHz))


0.2% of rng + 0.2% of rdg
0.1% of rng + 0.1% of rdg
0.12% of rng + 0.1% of rdg
0.15% 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)

　

　

頻率量測功能

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
        

　

　

計(jì)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

　

　

**下列功能只支援 2011/14/15

Display Scaling Function

Reassign Ratio: 0.0010 to 1000.0
Significant Digits Selected Automatically According to Significant Digits in the Voltage and Current
Averaging Function Display Computing Average (Fixed 3 Measured)
Compare Function Independent Compare with HI/GO/LO LED Display for Each Display

　

　

一般規(guī)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

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