Deascription:
5A style 1
5A range Current Sensor Module ACS712
1、The current sensor chips: ACS712ELC-05B;
2、Pin 5V power supply, on-board power indicator;
3、The module can measure the positive and negative 5 amps, corresponding to the analog output 185mV / A;
4、No test current through the output voltage is VCC / 2;
5、PCB board size: 31 (mm) x13 (mm)

5A style 2
5A range Current Sensor Module ACS712 Module Arduino module ACS712ELCTR-05B

100% band new and high quality
ACS712ELCTR-05B
Corresponding analog output: 185 MV/A
Power supply: 5 V
PCB board size: 35(mm) x17(mm)/1.37''x0.66'' (approx)

5A style 3
5A Range Current Sensor Module ACS712 Module M61
1. current sensor chip: ACS712ELC-05B;
2, pin 5V power supply, on-board power indicator;
3, the module can measure the positive and negative 5 amps, the corresponding analog output 185mV / A;
4, no current flows through the detection, the output voltage is VCC / 2;
5, PCB board size: 28 (mm) x13 (mm)
 
20A ACS712 Range Electric Current Sensor Module Board
1. Current sensor chip: ACS712ELC-20A;
2. Pin 5V power supply, on-board power indicator;
3. The module can measure the positive and negative 20 amps, corresponding to the analog output 100mV / A;
4. There is no the detection current through, the output voltage is VCC / 2;
5. The PCB board size: 27.4 (mm) x11.8 (mm);
 
30A ACS712 Range Electric Current Sensor Module Board
1. The current sensor chips: ACS712ELC-30A;
2. Pin 5V power supply, on-board power indicator;
3. The module can measure the positive and negative 30 amps, corresponding to the analog output 66mV / A;
4. No test current through the output voltage is VCC / 2;
5. PCB board size: 31 (mm) x13 (mm);
Note: ACS712 is based on the principle of the Hall test, please use this field to avoid an impact