Johnson Controls T8690 Owner's Manual And Installation Instructions page 62

Installation Instructions
Sample Wiring Diagrams
Humidification
AUX Output Usage
must be set for Hum
Humidification
System
Dehumidification
AUX Output Usage
must be set for Dehum
Dehumidification Terminal
on Equipment
DEHUM/
HUM
Use 16-24 gauge
thermostat wire.
Use 16-24 gauge
thermostat wire.
55
SENSOR
SENSOR