WM-12A - 4位半（AC / DC） 瓦特量測電錶

特性

‧ 4位半顯示（19999）

‧ 交流（直流）單相瓦特量測電錶

‧ DIN規格96×48 mm.

詳細規格

Display............. 4 1/2 (19999) 0.56〞(14.2mm), Red LED

Accuracy........................................... ±0.25% RD.±3 digits

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

                                                      10×rated for 10 sec

                                                       50×rated for 1 sec

                                                       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

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) ......................................................... 350g

開孔尺寸　(單位：釐米)