2011 可程式多功能瓦特表 / 一般解析度机种

 

不论在评估或量测一般家电、办公室自动化设备或工业用设备上的电源转换、传输效率或功率量测,弹性与人性化的设计使你的使用上得心应手。本系列数位瓦特表具有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。

 

测线及附件

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(Wrms, Arms, Wrms, 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,开机后自动回复原先设定
.输入电流峰值超过档位警告

下列功能只支援2011, 2014, 2015机种
.具有PT与CT比例乘算功能(0.0010 至 1000.0之间)
.各显示器皆具有独立的比较器功能设定
.具有面板功能设定的储存与唤回功能
.具有显示频均功能
.显示保留功能
.提供标准RS-232C介面


 

系列规格

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. 10m
Ω
2015: Approx. 4 m
Ω

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

 

量测功能

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)

 

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

 

 **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

 

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