ولتمتر و آمپرمتر روپنلی دو رنگ قرمز و آبی

Description

1.DC0~100V direct measurement, no independent power supply, easy wiring
2. Reverse connection protection: the working power supply is protected by reverse connection, but a long time reverse connection may also cause damage
3. Working voltage: DC4~30V
4. Measuring current range: DC0.05A~10A (display mode 0.05A~10.00A)
5. Voltage measurement range: DC 0~100V (display mode 0.0V~10.00V~100.0V)

Specification

Operating voltage: DC 4~30V (5~12V recommended)
Measuring current range: DC 0.05A~10A
Note: No current measurement below 0.05A.
Voltage measurement range: DC 100V (Display 0.00V~10.0V~100V)
Refresh speed: 300ms/time
Display mode: 0.28″ 3-digit LDE
Reverse connection protection: with working power reverse connection protection, but long time reverse connection may also lead to damage
Product lead: 5 wires (3P thin wire, 2P thick wire)
Wire definition: thin red wire: instrument working power positive
Thin black wire: negative terminal of the instrument’s working power supply, also common ground
Thin yellow wire: positive pole for measuring voltage
Thick red wire: positive terminal for current test, in series with the negative terminal of the load
Thick black wire: negative terminal for current test, connected to the negative terminal of the load power supply