eFlo 2.0 Electronic Flow Meter Operations Manual
Super Systems Inc.
Page 21 of 39
Switch between Auto and Manual Modes
To switch between Auto and Manual modes, hold
for five seconds. When in Manual mode,
the screen will display a yellow background (see below).
Figure 7: Auto and Manual Modes
Adjust Flow Rate (Manual Mode Only)
To adjust the flow rate while in Manual mode, use
and
.
Adjust Setpoint
To display the current setpoint, press
. This will bring up the
setpoint screen.
Use the numeric keypad to enter the desired setpoint. Press
to
accept changes, or press
to return to the main screen without
saving changes.
NOTE: Setpoint can also be adjusted using one of the following
methods:
1.
Remote analog signal (4-20mA)
2.
Remote digital signal with Modbus serial communications over
RS485 – Register 18
3.
Web interface (refer to Main Screen).
Note: The remote setpoint setting overwrites any manual setting. Therefore, if manual control
of setpoint is desired, ensure that there is no external signal overwriting the manual setting.
In Auto mode,
the motorized
valve will be
automatically
adjusted based
on setpoint.
Auto Mode
Display
Manual Mode
Display
Figure 8: Setpoint Screen
In Manual mode,
the Up and Down
buttons will drive
the motorized valve
open and closed
when pressed.