Grundfos Oxiperm Pro OCD-162 Instrucciones De Instalación Y Programación página 46

Error message,
reaction of Oxiperm Pro
23. "wire breakage current output 2":
– ClO production proceeds.
2
– Alarm relay activated.
– Combined and setpoint
controller stop, and restart after
fault elimination.
24. "wire breakage current output 1":
– ClO production proceeds.
2
– Alarm relay activated.
25. External error:
– ClO production is terminated.
2
– Alarm relay activated.
– Controller stops the ClO dosing
2
pump, until the fault is
eliminated.
26. "Annual maintenance due":
– ClO production proceeds.
2
27. "K5":
– ClO production proceeds.
2
28. "empty signal int. batch tank":
– ClO production proceeds.
2
– Warning relay activated.
– Controller stops the ClO dosing
2
pump after 20 seconds, until the
fault is eliminated.
29. Reaction tank control fault:
– ClO production is terminated.
2
– Alarm relay activated.
30. Batch control fault:
– ClO production is terminated.
2
– Alarm relay activated.
46
Cause
The measured chlorine dioxide value can no longer
be transmitted.
a) Cable breakage at the current output.
b) Faulty controller.
Cable breakage at the controller output for the
external dosing pump.
a) Cable breakage.
b) Faulty controller.
An external device, which is possibly connected to a
fault input (terminal 51/52), indicates a fault.
a) Faulty external device.
b) Faulty cable to the external device.
c) Faulty controller.
Maintenance overdue for 0-30 days.
Maintenance overdue for more than 30 days.
a) The error message appears in "int. batch tank"
mode (method 1-20 batches). No other process
is running.
b) The error message appears, if the dosing pump
empties the batch tank before the final chlorine
dioxide is available in the reaction tank.
c) Faulty water flow meter.
d) Drain cock at the batch tank is open.
e) Faulty measuring cell (setpoint and combined
controllers).
Plausibility check of the float switch in the reaction
tank.
a) Faulty float switch.
b) Faulty controller.
Plausibility check of the float switch in the batch
tank.
a) Faulty float switch.
b) Faulty controller.
Remedy
Call Service to replace.
Call Service to replace the controller.
Call Service.
Call Service to replace the controller.
Check the external device.
Call Service to check the cable to the
external device and to replace, if
necessary.
Call Service to replace the controller.
Call Service. The alarm message
disappears, if maintenance has been
approved.
Stop the system and call Service.
Check the operation mode. In "int. batch
tank" mode (method 1-20 batches), this is
not a fault.
If the message appears in every process,
the controller must be reset. In the
monitoring menu, check the measured
value under "service > measurement".
In the "service > controller ClO2" menu,
check the displayed parameter. In the
"service > water flow meter" menu, check
the displayed values.
Call Service to check the water flow meter
and to replace, if necessary.
Close the drain cock.
Check the measuring cell. Call Service to
replace the measuring cell.
Call Service.
Call Service to replace the controller.
Call Service.
Call Service to replace the controller.