产品详情
[功能]
●当前的限制阻力和快速断裂保险丝预防短路事故（DT4255）
●当前测量是使用夹具，没有末端的事故预防进行的（DT4254，DT4255，DT4255）
●DT4254，DT4254，DTT42425555554242555）
●宽的工作温度范围从-25℃到65℃（DT4254，DT4255）
●双显示型●双向显示，使 可以在同一时间查看电压和频率
[规格] RDG，±3 DGT，
●交流电压范围：6,000 V至1000 V，4个范围，频率特征：40 Hz至1 kHz，基本准确性40-500 Hz：±0，9％RDG，±3 DGT，RMS Ectification，RMS Ectification，Crest Ectification，Crest因子低于3）基本的抵抗范围：600，600，0 fom，600，0 fom，i.600，0 f. 600，00; ±0, 7% rdg, ±3 dgt, Automatic alternating/direction voltage discrimination: Yes AC current range (AC clamp measurement): 10, 00 A to 1000 A, 7 ranges, Basic accuracy 40 - 1 kHz: ±0, 9% rdg, ±3 dgt, Add the measurement accuracy of the AC clamp to Crest factor 3 or less) Electromagnetic test (50/60Hz): Hi: AC40 V to 600 V, Lo: AC80 V to 600 V Capacitance range: 1, 000 μF to 10, 00 mF, 5 ranges, Basic accuracy: ±1, 9% rdg, ±5 dgt, Frequency range: 99, 99 Hz to 99, 99 kHz, 4 ranges (limited by minimum sensitivity voltage), Basic accuracy: ±0, 1% rdg, ±1 dgt, Continuity check: Continuity ON threshold: 25 Ω or less, Continuity OFF threshold: 245 Ω or more, Response time: 0, 5 Diode test: Open circuit voltage: 5, 0 V or less, Measured current: 0, 5 mA, Forward threshold: 0, 15 V to 1, 5 V Other functions: Filter, Display value hold, Auto hold, Max/min/average display, Relative (relative value) display, Auto power save, USB communication (optional ) Display: 4-digit LCD display, max, 6000 dgt,, Bar graph Display update rate: 5 times/s (Capacity: 0, 05 to 5 times/s dep ing on measurement, Frequency: 1 to 2 times/s) Power supply: 4-digit alkaline batteries (LR03) x 4, Continuous time: 130 h (When the backlight is off) ●精度保证期：1年●调整精度保证期：1年
[注释]
关于DMM精度DMM具有 测量功能和范围，因此只有代表性值描述为基本准确性。
