Micro Autonomations LLC – Fan Controller v3
4
Document Rev 1.0
Maximum Voltage Specifications
Maximum input voltage: 18v DC
Maximum voltage on AC input pin: 18v
Maximum voltage on pins 4 and 5: 5v
Do not apply external voltage to any pins other than 1, 3, 4, and 5.
We recommend using 18awg wire to install the controller. Nothing larger is necessary.
Pin Diagram
Figure 2 - Pin Diagram
Name
Color
Pin Number
Switched 12v Input
Red
1
Trigger Output
Green
2
Air Conditioning Input
Brown
3
Standalone Temperature Sensor (+)
Orange
4
EFI Temperature Sensor
Purple
5
Ground
Black
6
Speed Output
Yellow
7
Not Used
8
Standalone Temperature Sensor Return (GND)
White
9
Remote Status LED
Gray
10
