iGrow 1800 Installation Guide
Page84
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Note:
Configuration of the probe (pH or EC) is done in Input Settings, and this should be done before
programming a Peristolic Pump.
ON to
This pump can be used to either increase nutrient or decrease nutrient per a setpoint you define.
05 Pump2 Pump
Setpoint 0.0uS
Deadband 0.0uS
Setpoint
Setpoint is the ideal value that you want to keep your nutrient at.
Deadband
When the nutrient level falls off the setpoint the pump will be activated. The deadband forces the pump to stay
on for a while past the setpoint. The purpose of deadbands are to keep the pump from constantly turning the
pump on and off again to maintain the setpoint.
05 Pump2 Pump
If Light > 0W/m2
Drive to 0.0 uS
If Light - then Drive to
In order to optimize your growing conditions, the iGrow1600/1800 offers a light override. If a high light level
occurs you can temporarily modify your nutrient setpoint.
05 Pump2 Pump
If Temp1 > 0.0 F
Drive to 0.0 uS
If Temp - then Drive to
Similar to the Light override, you can also override the nutrient setpoint if the greenhouse temperature goes
above the threshold you set.
05 Pump2 Pump
ON TIME 0sec
OFF TIME 5sec
ON/OFF TIME
