Gravity: Analog AC Current Sensor (20A)
Non-invasive AC current sensor uses a transformer clamp probe to measure up to 20A and outputs an analog voltage compatible with 3.3V and 5V microcontrollers. Suitable for monitoring household appliances.
Pinout
- SignalGravity 3-pin signal
Analogue/digital signal output on the documented Gravity 3-pin connector.
Type · signal - VCCGravity 3-pin power
Supply input on the documented Gravity 3-pin connector.
Type · power - GNDGravity 3-pin ground
Ground return on the documented Gravity 3-pin connector.
Type · ground
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| Signal | Gravity 3-pin signal |
Start wiring
I2C · Analog · 3.3 – 5 V · Breakout
Verify supply voltage and logic levels before powering up.
Module pins: VCC, GND, Signal. Schematik maps them to your board in the app.
Power monitors
23 other optionsINA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.
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