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20A Style1	ZMCT103C 5A#1	ZMCT103C 5A#2
ACS714 5A	ACS714 20A	ACS714 30A

5A style 1
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
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
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 style 1
1, the current sensor chips: 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, no test current through the output voltage is VCC / 2;
5, PCB board size: 31 (mm) x13 (mm);

20A style 2
Using imported ACS712ELCTR-20A chip.
Gold-plated circuit boards.
Power supply 5v.
Measurable plus or minus 20 amps.
Analog output: 100mV / A
PCB board size: 35(mm) x17(mm)/1.37''x0.66'' (approx)

30A style 1
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);

 

30A style 2
ACS712ELC-30A
Corresponding analog output: 185 MV/A
There is no the detection current through, the output voltage is VCC / 2
The module can be measured plus or minus 30 amps, corresponding to the analog output 66mV / A
Power supply: 5 V
PCB board size: 35(mm) x17(mm)/1.37''x0.66'' (approx)
 
ACS714 5A
ACS714 Current Sensor Carrier -5A to +5A This board is a simple carrier of Allegro AND rsquos AND plusmn5A ACS714 Hall effect-based linear current sensor, which offers a low-resistance (~1.2 AND m AND Omega) current path and electrical isolation up to 2.1 AND kV RMS. This version accepts a bidirectional current input with a magnitude up to 5 AND A and outputs a proportional analog voltage (185 AND mV/A) centered at 2.5 AND V with a typical error of AND plusmn1.5%. It operates from 4.5 AND V to 5.5 AND V and is intended for use in 5 AND V systems. Dimensions Size 0.7" x 0.8"
Weight 1.3 g
General specifications Current sense 0.185 V/A1
Minimum logic voltage 4.5 V
Maximum logic voltage 5.5 V
Supply current 13 mA

ACS714 20A
This board is a simple carrier of Allegro’s ±20A ACS714 Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.1 kV RMS. This version accepts a bidirectional current input with a magnitude up to 20 A and outputs a proportional analog voltage (66 mV/A) centered at 2.5 V with a typical error of ±1.5%. It operates from 4.5 V to 5.5 V and is intended for use in 5 V systems.

ACS714 30A
This board is a simple carrier of Allegro’s ±30A ACS714 Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.1 kV RMS. 
This version accepts a bidirectional current input with a magnitude up to 30 A and outputs a proportional analog voltage (66 mV/A) centered at 2.5 V with a typical error of ±1.5%. It operates from 4.5 V to 5.5 V and is intended for use in 5 V systems.