Circuit Documentation

Summary

This document provides a detailed overview of a circuit that includes various components such as an Arduino UNO, relays, a solid-state relay, a float switch, a siren, a power distribution board, a 12V battery, a charge controller, a 7-segment panel voltmeter, and a 12V battery charger. The circuit is designed to control and monitor various electrical devices and sensors.

Component List

SSR-40A

• Description: Solid State Relay
• Pins: -, +, Lin, Lout

12V SINGLE CHANNEL RELAY

• Description: Single Channel Relay Module
• Pins: NC, COM, NO, IN, GND, VCC

Circuit Breaker

• Description: Circuit Breaker
• Pins: -, +

Power Distribution Board

• Description: Power Distribution Board
• Pins: Power OUT0, Power OUT1, Power OUT2, Power OUT3, Power OUT4, Power OUT5, Power OUT6, Power OUT7, Power OUT8, Power IN

Float Switch

• Description: Float Switch
• Pins: GND, Digital Pin

Siren

• Description: Siren
• Pins: Positive, Ground

12V Battery

• Description: 12V Battery
• Pins: VCC, GND

Arduino UNO

• Description: Microcontroller Board
• Pins: UNUSED, IOREF, Reset, 3.3V, 5V, GND, Vin, A0, A1, A2, A3, A4, A5, SCL, SDA, AREF, D13, D12, D11, D10, D9, D8, D7, D6, D5, D4, D3, D2, D1, D0

7-Segment Panel Voltmeter

• Description: 7-Segment Panel Voltmeter
• Pins: V+, V-

Charge Controller

• Description: Charge Controller
• Pins: GND, BAT, Vin

Terminal Block

• Description: Terminal Block
• Pins: 1, 2, 3, 4, 5, 6, 7, 8

12V Battery Charger

• Description: 12V Battery Charger
• Pins: -ve, +ve

Wiring Details

SSR-40A

• + connected to Arduino UNO 5V
• - connected to Float Switch GND, Arduino UNO GND, Siren Ground, 12V SINGLE CHANNEL RELAY GND
• Lin connected to Power Distribution Board Power OUT3, Circuit Breaker +
• Lout connected to Power Distribution Board Power OUT3, Circuit Breaker +

12V SINGLE CHANNEL RELAY

• GND connected to Float Switch GND, Arduino UNO GND, SSR-40A -, Siren Ground
• COM connected to Siren Positive
• NO connected to Terminal Block 7
• IN connected to Arduino UNO D4

Circuit Breaker

• + connected to Power Distribution Board Power OUT3, SSR-40A Lin
• - connected to Power Distribution Board Power OUT7

Power Distribution Board

• Power OUT3 connected to SSR-40A Lin, SSR-40A Lout, Circuit Breaker +
• Power OUT7 connected to Circuit Breaker -

Float Switch

• GND connected to Arduino UNO GND, SSR-40A -, Siren Ground, 12V SINGLE CHANNEL RELAY GND
• Digital Pin connected to Arduino UNO D2

Siren

• Ground connected to Float Switch GND, Arduino UNO GND, SSR-40A -, 12V SINGLE CHANNEL RELAY GND
• Positive connected to 12V SINGLE CHANNEL RELAY COM

12V Battery

• VCC connected to Terminal Block 3
• GND connected to Terminal Block 4

Arduino UNO

• 5V connected to SSR-40A +
• GND connected to Float Switch GND, SSR-40A -, Siren Ground, 12V SINGLE CHANNEL RELAY GND
• Vin connected to Charge Controller Vin, Terminal Block 3
• D2 connected to Float Switch Digital Pin
• D4 connected to 12V SINGLE CHANNEL RELAY IN

7-Segment Panel Voltmeter

• V+ connected to Terminal Block 5
• V- connected to Terminal Block 6

Charge Controller

• GND connected to Terminal Block 6
• BAT connected to Terminal Block 5
• Vin connected to Arduino UNO Vin, Terminal Block 3

Terminal Block

• 1 connected to 12V Battery Charger +ve, Terminal Block 7
• 2 connected to 12V Battery Charger -ve, Terminal Block 8
• 3 connected to 12V Battery VCC, Charge Controller Vin, Arduino UNO Vin
• 4 connected to 12V Battery GND
• 5 connected to Charge Controller BAT, 7-Segment Panel Voltmeter V+
• 6 connected to Charge Controller GND, 7-Segment Panel Voltmeter V-
• 7 connected to 12V SINGLE CHANNEL RELAY NO, Terminal Block 1
• 8 connected to Terminal Block 2

12V Battery Charger

• +ve connected to Terminal Block 1
• -ve connected to Terminal Block 2

Documented Code

Arduino UNO Code (sketch.ino)

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:

}

Additional Documentation (documentation.txt)