Pfannenberg DTS 6201C - Error Messages

Operating Manual DTS and DTI 6201C / 6301C Multi-Controller (MC) 086100014 © Pfannenberg GmbH Page 32 / 43
GB
Error messages
Error
no.
Fault
Unit activity
Possible causes
Corrective measures
Er06
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Blinking
OFF
ON
ON
OFF
Open
 Sensor 1 Minimum:
 Minimum switch cabinet
temperature value "Lit_"
(LCD) is reached
or exceeded.
 Select higher switch
cabinet
temperature setpoint.
 Inspect the switch
cabinet for leaks.
 Move components near
the air inlet and outlet
further away in order to
prevent an air short
circuit. (Cold air is
diverted directly to the air
inlet by components.)
Er07
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Blinking
ON
ON
ON
OFF
Open
 Sensor 1 Maximum:
 The maximum value of the
switch cabinet
temperature "Lit¯" (LCD)
has been reached or
exceeded.
 The cooling unit cannot
sufficiently cool the air in
the switch cabinet.
 Check the settings of the
cooling unit.
 Clean the heat
exchanger fins
(internal/external).
 Check evaporator fan
(internally) for
functionality.
 Check the refrigeration
circuit for escaping
refrigerant or leaks.
 If necessary, install a
cooling unit with a higher
cooling capacity.
Er08
• LED:
• Compressor:
• Evaporator fan
(internal):
• Condenser fan
(external):
• Heater (external):
• Fault signal contact:
Blinking
ON
ON
ON
OFF
Open
 Sensor 2 (TS2) defective.
 Replace Sensor 2 or the
controller circuit board
according to the unit
type.
 Sensor 2 is plugged into
the circuit board, not
permanently soldered in
place.