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About this item

Portable Electrical DIY Set
A good exercise for students in electronic production
VOT-8 voltmeter kit by the key switch control in two-wire system or in the three-wire state work.
Two-wire system (measured voltage is VOT-8 power supply), the measurement range of 3.5 to 25.
Three-wire system (a set of 3.5 ~ 25V voltage for the VOT-8 power supply), the measurement range of 0 ~ 30V.

Product description:

Kit Model : VOT-8
Operating voltage : 3.5 ~ 25V
PCB Size : 33 * 52mm
Measuring range : 0 ~ 30V
Accuracy : 0.1V
VOT-8 voltmeter kit consists button switch control can work in two-wire or three- wire system in the state . ( Terminals shipped configured for two-wire )
Two-wire ( measured by the voltage of VOT-8 -powered ) , the measurement range of 3.5 to 25.
Three-wire ( from 3.5 ~ 25V voltage of a group of VOT-8 -powered ) , the measurement range is 0 ~ 30V.
2 Then solder capacitors, diodes, potentiometers, etc.

Production steps:
1 . The first resistance welding 10 (front three , red back welded box 7 ) .
2 Then solder capacitors, diodes, potentiometers, etc. .
3 button switch welding ( note direction ) .
4 IC socket weld , install from the back of the board. Then weld the front of the board ( cut off the excess pin IC holder to prevent the pin to withstand digital . )
5 . Install digital
6 Install microcontroller and pillars ( note SCM direction )
7 production line clip
8 Finally calibrated voltmeter :
Voltage profile with a multimeter or a known voltage of the voltage source , adjust the calibration potentiometer VR1 .

Note: Please contact us if you need the Schematic.

Package Included：
1* VOT-8 Voltage Meter Electronic Production Suite DIY Kit

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