The highly compact ECUMaster MUX Switch Board allows for easy connection of up to 3 switches in a single analog input on ECUMaster devices.

Additional Documents and Information

EMU Black MUX Switch Wiring Diagram

EMU Classic MUX Switch Wiring Diagram 

Sensor Grounded Input / Voltage Output Threshold (@5.00v VCC):
1 / 2.030v
2 / 2.260v
3 / 2.975v
1 & 2 / 2.520v
2 & 3 / 4.120v
1, 2, & 3 / 5.020v
No inputs grounded / 1.865v