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DC0-100V 5A LED DC dual display red digital current and voltage meter with digital header
DC0-100V 5A LED DC dual display red digital current and voltage meter
Product Features
High precision, high reliability.
It has reverse connection protection and does not burn when connected in reverse.
Product Parameter
| 供电电压 Supply voltage |
DC4V-30.0V |
| 电流测试范围 Current testing range |
0-5A |
| 电压测量范围 Voltage measurement range |
0.0V-100V |
| 电压误差 Voltage error |
士 1% |
| 电流误差 Current error |
士 2% |
| 工作电流 Working current |
<20mA |
| 刷新速度 Refresh rate |
约 620ms 一次 Approximately 620ms per session |
| 显示方式 Display mode |
双三位 0.28"LED 数码管 Double three digit 0.28 "LED digital tube |
| 显示颜色 Display color |
红色+红色,红色+蓝色。可选 Red+Red, Red+Blue. Optional |
| 引线长度 Lead length |
15cm |
| 外形尺寸 External dimensions |
48x29x22 mm,长X宽X厚;Length X width X thickness; |
| 安 装孔 Installation hole |
46 x27 mm |
| 净 重 Net weight |
g |
| 毛 重 Gross weight |
g |
Product Introduction


3. Common problems and solutions
(1) Inaccurate current display
If it is a direct or independent power supply and the equipment power supply are grounded, simply disconnect the thin black wire to achieve accuracy.
(2) No display when connected to the power supply
Any AC power that has been rectified must be filtered by an electrolytic capacitor with a capacitance of at least 1000uF before it can be supplied to the meter head.
Product Note
Be careful:
(1) The power supply voltage of the meter head must be 4-30V, and if it exceeds 30V, it needs to be independently powered and wired according to the diagram.
(2) Current detection range: 0~5A, maximum detection current cannot exceed 5A
(3) When testing the current of 5A, the wire (thick wire) can be directly soldered onto the 2PIN current detection terminal on the module.
Product Features

Product Size


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Standard packaging
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