品牌
经销商厂商性质
北京市所在地
优势供应Camozzi康茂盛31R2A025A097
面议优势供应Camozzi康茂盛 31F2A012A125
面议
欧洲直供Gefeg-neckar交流减速电机DF662-00005105, DF662;P60 14:1
面议欧洲直供ATOS电磁阀SDHI-0713 23
面议欧洲本土进口schaltbau直流接触器c193A24EV-U1
面议专业销售Inficon D-TEK Select 便携式冷媒检漏仪
面议欧洲进口快速报价BRINKMANN泵 TH180/380-500+267
面议专业销售Brinkmann 泵SAL402/270+001 1.3kW 250L/min 11M
面议专业销售DELACHAUX温度调节器、DELACHAUX五金工具、DELACHAUX轻型继电器
面议专业销售奥地利 Zelisko互感器奥地利Zelisko电流电压互感器
面议专业销售德国WOEHNER熔断器
面议专业销售意大利UNIMEC螺旋升降机UNIMEC螺旋千斤顶UNIMEC联轴器UNIMEC减速机
面议 Cropico DO4A 专业销售Cropico便携式欧姆表简介
This portable digital ohmmeter is a practical instrument for low resistance measurement, ideal for use in the workshop, field or test facilities. It is of rugged construction contained in an aluminium case with tilt handle.
专业销售Cropico便携式欧姆表
The DO4A has many advanced features, including protection up to 415 volts rms, digital calibration and long scale length, 4,000 count. The rechargeable sealed lead acid battery means real portability with more than 14 hours continuous operation, without the problems normally associated with other battery types. Full measurement capability is maintained whilst charging.
Cropico DO4A
Technical specification
| Measurement | 4 Terminal Kelvin/Thomson principle eliminates error due to lead resistance. Open circuit measurement voltage approx. 5V dc. |
| Display | 15mm LCD 4,000 count with automatic decimal point and polarity indication. |
| Ranges | 6 Push button selected with LED indication |
| Auto Zero | Permits the automatic zero of amplifiers and external circuits eliminating errors due to thermal emf. |
| Calibration | Digital, security key protected |
| Protection | 415 rms maximum at input terminals |
| Battery | 6 Volt 2.8 Ah sealed lead acid, replaceable. Operating Time: 14 hours typical on bottom range, 28 hours typical on other ranges. Internal charger with automatic switch-off to prevent deep discharge. |
| Executive Lead Pack | This lead pack consists of four test leads, 1 metre long, with 4mm banana plugs, 4 crocodile clips, 4 test prods and 2 Kelvin Clips （combined current and potential clips）. |
| Terminals | 4mm binding posts accept spade tags and 4mm banana plugs |
| Terminals | 4mm safety sockets |
| Working Temp | 0...40°C rel. humidity 80% max. non-condensing |
| Storage Temp | -20 ... +50°C |
| Mains Supply | 100/120/220/240 Volts +10% -13%. 47 ... 63Hz. 20VA |
| Safety | IEC 348 Protective Class 1 |
| Dimensions | 215 x 250 x 88mm （W D H）: 1/2 19" rack. 2U high （467 x 374 x 216mm packed in card carton） |
| Mass | 3.5kg （4.5kg packed in card carton） |
| Accessories | Supplied complete with mains cord, measuring leads with Kelvin Clips, handbook and certificate of conformity |
