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Small voltmeter module with 100VDC max. measuring range.
The module needs a power supply of 4.5 to 30V DC (40mA), and can be powered from the measuring voltage.
Digits are GREEN 0.28″ (7mm), and the module is about 30 x 12mm.
Sampling rate is 200ms.
RED = power supply
BLACK = GND
YELLOW = input
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