โวลท์แอมป์มิเตอร์ มิเตอร์วัดแรงดันกระแส DC 100V 20A Volt Amp Meter Dual display Voltage Current 12V 24V Voltmeter เหมาะสำหรับวัดการชาร์ทแบตจากแผงโซล่าเซลล์

>> เช็คสต๊อคสินค้า <<

• Wiring hole diameter: 8.5 mm
  
• Transformer dimension : L23.3 x W23 x T9.3 mm
  
• Testing range: 0.00~99.9V
  
• Resolution: 0.01(less than 10V); 0.1V(10V-100V)
  
• Resistance: > 100K
  
• Measure Current Range: +/- 0.10~20.0A
  
• Resolution: 0.01
  
• Power supply voltage: DC 4~30V(Note: the max voltage input should not be larger than 30V, or it will burn out)
  
• Working current: <30mA
  
• Display color: red+blue
  
• Testing rate: ≥500mS/per time
  
• Measuring accuracy: 1%(+/-2 words)
  
• size(mm.): 54x30x21 mm.

Extreme working conditions:

• Lowest power supply voltage: +4.0V
  
• Max power supply voltage: +30V
  
• Working temperature: -10 to 65 Celsius
  
• Operating humidity: 10 to 80%(No condensation)
  
• Working pressure: 80 to 106kPa
  
• Direct sunshine: NO(please prevent direct sunshine)
  

Wring connection:

• Red wire: connect to positive pole of power supply(Note: voltage between red and black wire should
  not be larger than 30V)
  
• Yellow wire: connect to the positive pole of measured voltage
  
• Black wire: connect to the negative pole of power supply, negative pole of measured voltage(common ground terminal )
  

Package Contents 

• 1 x Digital Voltage Ammeter (2in1)
  
• 1 x 20A Current Transformer