Ver 5.0 EC Mini Controller Installation Guide (September 2020)
Copyright ©2020 Autogrow Systems Limited 4
Menu Structure and Settings
The menu structure of the EC Mini Controller is split into 2 sections -
Readings
and
Settings
. Toggling between the two menus is achieved by pressing the
Menu
button. Once in the
Readings
or
Settings
Menu, navigation is achieved through
the
Up
and
Down
arrow keys. Settings may be changed by holding down the
Edit
button and then pressing the
Up
or
Down
arrow keys. The new setting is
automatically saved when the edit button is released. Some
Readings
can be
zeroed; to do this hold down the
Edit
button and then press the
Down
arrow.
Readings
Display EC
Display Dose Count Total (DCT)
Display Dose Count per Hour (DC/h)
Display System Status
Settings
S1
Set Point
The desired EC Level
S2
Dose Time (secs)
The time in seconds that the solenoid valve will
open to add nutrient
S3
Dose Interval
The time in minutes between doses to
allow for mixing to occur
S4
Force Dose
This forces a dose to occur straight away
S5
Alarm Deviation
If the measured EC deviates from the setpoint by
more than this value, the alarm will
sound (if enabled)
S6
Alarm Dose Count
If the Dose Count per hour reaches this
value then the alarm is sounded and the
dosing is inhibited (if enabled).
S7
Alarm ON/OFF
This enables/disables the alarm functions
S8
Calibration
Calibrate using EC 2.77 (CF 27) buffer
S9
Temperature Unit
Select between °C or °F
S10 Conductivity Unit
Select between EC, CF, and TDS (500, 640, 700)
