Power Budget

Item Voltage Current Power
TDK DSP5 5V 1.5A 7.5W
TDK DSP10 12V (2off) 1.66A 39.8W
TDK DSP30 12V 2.1A. 25.2
Pumps: 12V (2off but only 1 on at a time) -1.25A -15W
Valves 12V (8 off) -2.4A -28.8W
LEDs (8 off)

Max when Red Off & Green On

5V  

-81mA

 

-0.4W
Raspberry Pi2 5V -1A -5W
Load Cell Amplifier HX711 5V -1.7mA -8.5mW
Flowsensor (5 off) 5V ? ?
Watchdog LED 5V -0.5mA -2.5mW
SSR 12V -10mA -0.12W
Heater LED 12V -?mA -?W
Spare 12V 0.1A 1.2W
Spare 5V 0.41A 2W
Extractor Fan 240V ?A ?W
Temp Sensors (9 off) 5V -13.5 mA -82.5mW

Fully automated brewing system using NodeJS