UD24 DC USB tester Type-C digital voltmeter ammeter power 深圳市福田区时代金源电子商行 9年 月均发货速度: 暂无记录 广东 深圳市 ¥31.00 Baomain Ammeter 65C5 Ampere 面板仪表模拟电流计内置分流 DC 0- 乐清市艾科五金工具有限公司 1年 月均发货速度: 暂无记录 浙江 温州市 dc ammeter价...
The utility model relates to an AC/DC voltmeter and ammeter based on a single chip microcomputer and an optical coupler and a sampling circuit, which comprises a rectifier bridge, a resistor, a switching power supply, an optical coupler, a single chip microcomputer and a digital display circuit...
(b) Here the voltmeter has the same resistance as the device (RVoltmeter≅R), so that the parallel resistance is half of what it is when the voltmeter is not connected. This is an example of a significant alteration of the circuit and is to be avoided. An ammeter is placed in ...
AC Voltmeter 40-10000uA, 1-1000mA, 1-50A, 1K-10KA Direct connection with EXt.shunt DC Ammeter 1-1000mA, 1-50A, 5-1000A, 1K-10KA Direct connection with EXt.shunt DC Ammeter 40-1000mA, 1-1000V 1K-380kV Direct connection with EXt.shunt Frequency meter Voltage: 50-...
Moving Coil Instrument DC Voltmeter with CE, Find Details and Price about Ac Ammeter Ammeter from Moving Coil Instrument DC Voltmeter with CE - Yueqing Winston Electric Co., Ltd.
Mw Watt|Monitor your electrical systems with precision using this 20A 2000W DC 7.5-100V Digital LCD Voltmeter Ammeter Wattmeter. Ideal for DIY electrical projects, it offers accurate voltage, current, power, and energy statistics.
示波器(OSCILLOSCOPE)、逻辑分析仪(LOGIC ANAL YSER)、计数定时器(COUNTER TIMER)、虚拟终端(VIRTUAL TERMINAL)、信号发生器(SIGNAL GENERATOR)、模式发生器(PATTERN GENERATOR)、直流电压表(DC VOLTMETER)、直流电流表(DC AMMETER)、交流电压表(AC VOLTMETER)和交流电流表(AC AMMETER)。 Selection Mode按钮:选择模式 Com...
Unlike the voltmeter, an ammeter’s range resistors have to carry large amounts of current. If those shunt resistors are not sized accordingly, they may overheat and suffer damage, or at the very least lose accuracy due to overheating. For the example meter above, the power dissipations at ...
12V Color LED DC Digital Display Voltmeter Panel Waterproof Tester Volt Gauge for Car Motorcycle Truck Boat Marine US$8.00-10.00 50 Pieces (MOQ) Good Quality Pid Controller Digital Display Heater Best Smart Thermostat Temperature Control Digital Voltmeter Ammeter for Printing Machines US$19.9...
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