CM430 DC 4-30V 10A Voltmeter Ammeter 0.28-inch LED Digital Voltage Current Tester Power Meter Blue + Red Dual Display Volt Gauge

CM430 DC 4-30V 10A Voltmeter Ammeter 0.28-inch LED Digital Voltage Current Tester Power Meter Blue + Red Dual Display Volt Gauge Product Features: 1. Dual display voltmeter and ammeter, compact in size, capable of displaying voltage, current, and power 2. The wiring method is flexible, allowing for shared power supply with the tested equipment or independent power supply 3. Support voltage and current fine-tuning: Calibration parameters can be fine tuned through the back buttons 4. LED digital display, convenient for real-time monitoring of electrical parameters, suitable for use in complex industrial environments 5. Built in shunt: 10A range onboard low-temperature drift alloy resistor shunt, can be directly wired according to the wiring diagram for use

Product Parameters: Supply voltage: DC 4-30V Voltage measurement range: DC0~100V error ± 1.00V 0.1V jump Current measurement range: Unidirectional measurement, 0.00A~10.00A error ± 0.1A, 0.03A jump Power measurement range: 0.00~999W Standby energy consumption: 10mA (measured at DC12V) Instrument size: 47.7 × 28.7 × 25.8mm Installation opening: 45 × 26mm Introduction to Wire Definition: XH-2.54-3P red black yellow wire (total length of thin wire: 155mm) ○ Fine Red Line (VCC): Positive pole of working power supply, cannot be connected to power supply above 30V ○ Thin black wire (GND): the negative pole of the working power supply, which does not need to be connected when sharing the power supply with the thick black wire on the construction site ○ Fine yellow wire (V++): voltage test wire, connected to the positive pole of the test circuit power supply VH-3.96-2P thick red black wire (total length of thick wire: 165mm) current testing wire, parallel shunt resistor for thick wire, cannot be directly connected to the two poles of the power supply, it will short-circuit!!! ○ Thick red line (I+): Positive pole for current testing, connected in series at the rear end of the negative pole of the load ○ Thick black line (I -): Negative pole for current testing, connected to the negative pole of the power supply

Packing List Voltmeter * 1 Red, black, yellow wire * 1 Thick red and black wire * 1