? 4位半顯示（19999） ? 單相2線，3相3線，3相4線電力量測 ? 瓦特錶，虛功錶，功率固數錶 ? DIN規格96×48 mm.
詳細規格
Display..............4 1/2 (19999) 0.56〞(14.2mm), Red LED Accuracy...................................Watt ±0.25% F.S.±3 digits VAR ±0.1% F.S.±3 digits COSθ ±1% F.S. ±1 digit Max. input over capability ..........Amp. 3×rated continuous 10×rated for 10 sec 50×rated for 1 second Volt. /750V continuous Conversion rate (about)............................................. 1/sec. Input burden ............................Volt. input≦0.7VA/Phase Amp. input≦0.7VA/Phase Over input indication........................................."0000"flash 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) Power consumption ........................... AC 3.5VA, DC 3W Weight (about) ........................................................ 470g
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请输入计算结果（填写阿拉伯数字），如：三加四=7 