產品簡介
DM-74 4位半數字式電表:4位半顯示(19999)、可量測直流電壓、類比信號量測
詳情介紹
| DM-74 4位半數字式電表(72×36) MODEL DM-74 | | |
 特性 | 1、4位半顯示(19999) 2、可量測直流電壓 3、類比信號量測 4、DIN規格72×36 mm. | |
 詳細規格 | Display............. 4 1/2 (19999) 0.56〞(14.2mm), Red LED Accuracy..................................... DC ±0.03% RD.±2 digits Conversion rate (about) ................................... 1/sec. (DC) Over input indication........................................."0000"flash Polarity ................................................. Only "-" Display 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 90~260V 50/60Hz DC 24V, 48V, 110V, ±20% (option) Power consumption ........................... AC 3.5VA, DC 3W Weight (about) ......................................................... 200g | | ORDER CODE | RANGE | INPUT IMPEDANCE | IHPUT PROTECTION | | V1 | 0~199.99mV | ≧10 MΩ | 100V | | V2 | 0~1.9999V | ≧10MΩ | 100V | | V3 | 0~19.999V | ≧1MΩ | 500V | | V4 | 0~199.99V | ≧1MΩ | 750V | | V5 | 0~600.0V | ≧1MΩ | 750V | | E1 | DC 4~20mA | ≦20Ω | 500mA | | E2 | DC 0~10V | ≧1MΩ | 500V | | E3 | DC 1~5V | ≧1MΩ | 500V | | E4 | DC 0~50mV | ≧10MΩ | 100V | | E5 | DC 0~200mV | ≧10MΩ | 100V | | |
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