交流功率表 2012
产品简介
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。台湾众亮2012交流功率表具有3个电压文件位,3个电流档位,及9个瓦特文件位,适当的分辨率与*合理的价位是你*佳的选择。
产品详细信息
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
· 交流功率表电压及电流具有手动或自动的换文件功能,及自动换文件之频率量测
· 使用4 1/2位模拟数字转换器为基准,提供高准确度、高分辨率及高稳定度的量测
· 使用3个多任务的显示器,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,开机后自动回复原先设定
· 交流功率表输入电流峰值超过档位警告
产品规格:
Input Range | ||
Item |
Voltage |
Current |
Input Circuit Type |
Resistive voltage divider |
Shunt input |
Rated Input (range rms) |
20/200/600V |
200mA/2A/20A |
Input Impedance |
Approx. 1MW |
Approx. 10 mW |
Max. Input (at 50/60Hz) |
600Vrms |
20Arms/ 50Apeak |
Range Selection |
Manual or Auto with LED Indicated | |
A/D Conversion |
4 1/2 Digits ADC | |
Input Terminal |
Screw Terminal |
Measurement Function | |||
Item |
Voltage / Current |
Effective Power | |
Frequency Range |
10Hz to 20KHz | ||
Crest Factor |
“3” at Rated Input | ||
Operating Principle |
True rms |
Analog Multiplier Circuit | |
Display Accuracy
10Hz to 45Hz
45Hz to 66Hz
66Hz to 2KHz
2KHz to 10KHz
10KHz to 20KHz |
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) |
Frequency Measurement Function | |||
Operating Principle |
Reciprocal Counting Method |
Display Digits |
Full 5 digits display on each frequency |
Display Range |
10.000Hz ~ 20.00kHz |
Display Resolution |
1mHz to 10Hz |
Display Accuracy |
0.06% + 5d |
Frequency Range |
10Hz to 20kHz |
Measurement Range |
5% to 100% of Range |
|
|
Computer Function | ||||
ITEM |
Wrms |
VA |
VAR |
PF |
Computation |
W |
VA=V*A |
VAR=√(VA)2 – (W)2 |
PF=W/VA |
Computation Range |
Depends on the selected V and A Range |
-1 to 0 to 1 | ||
Maximum Display |
9999 |
9999 |
9999 |
±1.000 |
General Specification |
Interface : Standard RS-232 Interface, Data Transfer Rate only 9600 bps. |
Power Supply : AC115V/230V±10%, 60/50Hz Switch Selectable |
Warm-up Time : Approx. 30 min. |
Operation Humidity/Temperature Range : 80% R.H. (+5℃ to 30℃), 50% R.H. (+31℃ to 40℃) |
Storage Temperature/Humidity Range : -10 to 70℃, <80% R.H. |
Dimensions : 213(W) x 88(H) x 394(D) mm |
Net Weight : Approx. 3.6 Kg |
Accessories : Power cord x1, Operation Manual x1 |