Troubleshooting - Ferroli ECOTRONIC Plus Manual

ECOTRONIC Plus

6. Troubleshooting

WARNING!
Switch-off power supply and
disconnect from mains before
opening the housing!
DeltaSol M
Vor Öffnen der Klemmenabdeckung
Gerät spannungslos schalten
Isolate mains before removing clamp-cover
Sensors
Masse-Sammelklemmenblock benutzen
Use the Ground Collective Terminal Block
GND
resistance values of
PT1000-sensors
If the controller ECOTRONIC Plus does not work
correctly, please check the following items:
1. Power supply:
Check power supply if the control lamp is extinguised. The
controller is protected with 1 can fuse. T6,3 A. This fuse
can be replaced when the cover and the terminal cover are
removed (spare fuse is enclosed in accessory bag).
Schutzleiter-Sammelklemmenblock benutzen
N Nullleiter-Sammelklemmenblock benutzen
Use the PE Collective Terminal Block
N
6,3 (1) A 220 ... 240 V~ Use the Neutral Conductor Collective Terminal Block
Bus
floating relay
VBus RS232
N
PE
2. Sensor defects:
The control lamp for operation flashes red and a message is
shown in the display if there is a defect in the control circuit
caused by a defective senso.
! sensor broken
! sensor short
appears and the defective sensor is indicated.
Short-circuit:
Broken cable:
Disconnected PT1000 temperature sensors can be checked
with an ohmmeter. Please check the resistance values cor-
respond with the table to the left.
T6,3A
electromechanic relay semi-conductor relay
can fuse T6,3A
for a broken sensor cable and
for a sensor cable short circuit
Short-circuit of a sensor cable with in-
dicaton of the respective temperature
sensor. The error code -88.8 is shown
in the display.
Broken sensor cable with indication
of the respective temperature sensor.
The error code 888.8 is shown in the
display.
L N
Netz / Mains
L
N
220...240 V~
PE
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