IPS Controllers M820 - Flow Monitoring Details

4. Selectable range in med feed: OFF, 20 – 100 feed
cycles. Selectable range in connuous feed: OFF, 20 –
180 minutes. When the Dose Time is changed from
either med or connuous feed, the Over Timer is reset
to Default.
5. When the Dose Time is changed from either med or
connuous feed, the Over Timer is reset to Default.
6. Turning o the Over Timer will void any NSF
Cercaon and is not recommended for safety
reasons.
e. High Alert controlled by ORP1.
f. Low Alert controlled by ORP1.
g. pH Cal disabled
5. Temp Mode
a. Water Temperature will be displayed if the temperature
sensor is installed. Display will show the water temp when
Temp mode is entered and will not change while displayed.
b. Temperature can be calibrated by using the Up/Down
arrow keys (+/- 10 degrees).
c. Display can be changed from Fahrenheit to Celsius by
pressing the pH Cal buon.
6. Flow
a. The controller and ow cell are shipped pre-mounted to a
small (16” x 12”) or large (24” x 19”) ABS plasc board. The
integrated ow switch is pre-wired to the controller.
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M820 pH/Dual ORP Controller Owner’s Manual
Figure 5: Flow Switch Terminal