Seko KRONOS 20 pH/ORP - Priming, Tube Replacement, and Alarms; Priming Procedure; Tube Replacement Procedure; Alarm Troubleshooting

0000138014 rev. 1.0 EN
11
Priming
With the pump in Stop (press the key), by pressing the key, the pump will start to operate at maximum
speed for 30 seconds. To stop the pump before the 30 seconds passed, press again the key.
Tube replacement
With the pump in Stop (press the key), by holding down for at least 3 seconds the key, the pump will start
to operate at minimum speed for 60 seconds, with operation and pause intervals, to allow the tube replacement. To
stop the pump before the 60 seconds passed, press again the key.
Alarms
Dislay
Cause
Remedy
Alarm LED on
“Lev” icon flashing
End level alarm, without pump
operation interruption.
Restore the liquid level.
Alarm LED on
“Lev” and “Stop” icons flashing
End level alarm, with pump
operation interruption.
Restore the liquid level.
Alarm LED on
“Flw” icon flashing
Flow alarm activated, the pump has
not received from the flow sensor
the programmed number of signals.
Press the key.
“OFA” icon flashing
“Stop” icon flashing
O.F.A. alarm
Press the key to stop the
flashing of the “Stop” icon, press
the key again to restart the pump.
“Alm” icon flashing
The value read by the probe is out
of the alarm band set
Check the "Alarm Band" parameter
for the correct settings in
programming mode.
“Cal” icon flashing
Probe not calibrated alarm
Perform the probe calibration
procedure.
Flashing words Mtr and Stop
Motor block alarm.
Power cycle the system, if the alarm
persists check the installation or the tube
position.
Flashing words Brk and Stop
Tube break alarm.
Reset the tube.