Operating instructions
18 
Reference Temp: 
(Air Temp 1) 
Set the desired input to be used as the reference temperature or NONE if no reference temperature is desired. 
If CO2 Active 
Min Wtr 120
o
F 
If you are using the CO2 program, the hot water valve may be driven open by entering a separate hot water 
temperature here. If CO2 is not in use, disregard this feature. 
Activate on 
Dehum? (Y) 
If you would like to activate the hot water valve when the dehumidify program is in use, please enter that here. 
Standby Feature? 
(Enabled) 
Activate if 
Wtr Tmp <=80
o
F 
By using the standby feature, you may enter a minimum hot water temperature. If this feature is active, the hot 
water valve will always keep this temperature even when not attempting to heat.  This will be the “standby” 
temperature of the hot water system. 
Hot Wtr 1 
Solar Adjust? (N) 
(IF YES) 
Hot Wtr 1 
Min Sol (0) K-LUX 
Hot Wtr 1 
Min Sol (100) K-LUX 
(Lower) Setpoint 
By 0°F 
The Solar Adjustment feature allows the grower to adjust the cooling temperature setpoint up or down depending 
on how intense the solar level is. The solar level is monitore4d by the K-Lux sensor if used. The solar level can 
also be monitored by a PAR or Pyranometer sensor if connected to the Procom. 
Setpoint Ramp 
(30) Minutes/Deg 
This is the ramp time of the heating system. Enter the desired time that it will take the system to implement a 
change in the heating setting. The Procom will use this time when changing modes (Day, Midday, Evening, and 
Night). 










