中國臺灣七泰Chitai 瓦特+瓦時測量電表頭的詳細資料

中國臺灣七泰Chitai  瓦特+瓦時測量電表頭特性

? 瓦特：4位數(shù)顯示（2700）

? 瓦時：7位數(shù)顯示（9999999）

? RS-485輸出（選購）

? Pulse輸出（選購）

? 可設(shè)定比流量乘分壓器之倍數(shù)（1~65535）

? DIN規(guī)格96×48 mm.

詳細規(guī)格

Display.........W: 4 digits (2700) 0.4〞(10.1mm), Red LED

WH: 7 digits (9999999) 0.4〞(10.1mm), Red LED

WH: 4200000000 in memory (Option)

Watt Hour Count Speed...... ≦4000 Count/H

Accuracy............... ±0.5% RD.(±0.2% Option), (PF≧0.5) 

Max. input over capability ..........Amp. 3×rated continuous

10×rated for 10 sec

50×rated for 1 second

Volt. /750V continuous

Conversion rate (about)... 2/sec.

Input burden .......Volt. input≦0.2VA/Phase

Amp. input≦0.2VA/Phase

Frequency range ... 45～400Hz for AC range

Operating temp. ......... 0～60℃

Storage temp. ......... -10～70℃

Temp. coefficient 

. ≦100PPM/℃(≦60PPM/℃, 25℃±10℃)

Max. relative humidity ..... 95%

Dielectric strength ..... AC 2 KV/1 min. (input/power/case)

Surge test .........4 KV/1.2×50μs, IEC 255-4

Aux. power ................... AC 115V/230V ±10%, 50/60 Hz

DC 24V, 48V, 110V, ±20% (option)

Open collector ........30V/50mA

Reed Relay............... 30V/0.5A

Power consumption ...... AC 3.5VA, DC 3W

Weight (about) .............. 460g

Baud rate.............. 9600, 19200