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0.28 Inch 0.36 Inch Digital Tube 4V-30V Two-Wire Variable Precision Digital DC Voltmeter

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宝贝描述:

超低成本,高精度满足大部分应用要求。

高精度

低启工作电压,红色最低4.5V,绿色最低4.7V,蓝色最低5.0V

具有反接保护,接反不烧。

技术参数:

0.28寸电压表表电压范围:

红色DC4.50-30.0V,绿色DC4.70-30.0V,蓝色DC5.00-30.0V

 

0.36寸电压表表电压范围:

红色DC4-30.0V,绿色DC4-30.0V,蓝色DC4-30V

 

供电范围

无需另外电源供电,直接使用受测电压作为电源,范围同上

最高输入

DC30.0V。注:输入电压高于30V有可能永久性损坏!

允许误差

±1%;大于等于10V时误差是±0.3V;小于10V时误差±0.10

输入阻抗

> 100K

工作电流

红色< 23mA,绿色< 18mA,蓝色< 13mA

刷新速度

300mS一次

显示方式

三位0.28”LED数码管

显示颜色

红色、绿色、蓝色可选

引线长度

15cm

 

0.28寸电压表尺寸范围:

 

外形尺寸

23 x 10 x 10 mm,长XX厚(不含安装耳);

含安装耳长度:33mm

安装孔

孔距:28mm,孔径:2.8mm

 

0.36寸电压表尺寸范围:

外形尺寸

23 x 15 x 10 mm,长XX厚(不含安装耳);

含安装耳长度:33mm

安装孔

孔距:28mm,孔径:2.8mm

 

 

 

 

 

 

 

 

Parameter information
Brand TW
Color Options 0.36-inch Red 4-30V, 0.36-inch Green 4-30V, 0.36-inch Blue 4-30V, 0.28-inch Red 4.5-30V, 0.28-inch Green 4.7-30V, 0.28-inch Blue 5-30V
Model Mini 0.36-inch Digital Tube Voltmeter
Item Number D-SUN
Decoration and Construction Content Plumbing and Electrical Works
Working Principle DC Voltmeter
Power Circuit DC meter
Meter Type Voltage Display
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