DM-31位半數(shù)字式電表
特性:
1、3 位半顯示(1999)
2、可量測直流電壓(電流),交流電壓,(電流),頻率,歐姆值以及位置轉(zhuǎn)換器等
3、類比信號量測
4、DIN規(guī)格 96×48 mm.
詳細規(guī)格
Display............... 3 1/2 (1999) 0.56〞(14.2mm), Red LED
Accuracy........................................ DC ±0.1% F.S.±1 digit
AC ±0.25% F.S.±1 digit
Hz±0.2% RD.±2 digits
Ohm±0.2%RD.±1 digit
RTD ±0.5℃±2 digits
Conversion rate (about) 3/sec. (DC), 1/sec. (AC, Hz, RTD)
6/sec. (Ohm)
Over input indication.................................................... "1"
Polarity.................................................. Only "-" display
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) ......................................................... 320g