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Installation
For panel mounting
Electrical connection
The controllers must be connected separately:
transformer of min. 3 VA.
Operation
1. Light emitting diode
= refrigeration
= defrost
= fan running
Flashes slowly at setting
Flashes fast at alarm
2. Minus sign
3. Display
4. Keys for programming and setting
Press upper key for 2 s.
Press lower key for 2 s.
Press both keys at the same time.
Fault code display
E1
Fault in controller
E4
S
Disconnected
def
E5
S
Short-circuited
def
E6
Fault in Real time clock
E7
S
Disconnected
out
E8
S
Short-circuited
out
E9
S
Disconnected
in
E10
S
Short-circuited
in
Further information: Manual RS.8B.L
2
Initial
What
controller
to do
setup
Normal
Read
operation
or change
(or alarm)
parameter
codes
Unknown
and
codes
settings
and settings
Re-establish
Unknown
all factory
settings
settings
Read
Normal
defrost sensor
operation
temp.
or alarm
Read
Normal
the other
operation
sensor
or alarm
temp.
Manually
start of
Normal
a defrost
operation
operation
Manually
stop of
Defrost
operation
a defrost
operation
Reset
Alarm
alarm
relay activated
relay
Alarm relay
Read codes
cause of alarm
not
activated
mode
- Room temp. = S
or S
out
in
- The compressor relay closes when the room temperature exceeds the setting value and diff erential.
Alarm code display
A4
Door alarm
A5
Information. Parameter o16 has expired
A6
High temperature alarm (S
A7
Low temperature alarm (S
A8
High temperature alarm (S
A9
Low temperature alarm (S
Instructions RI.8J.A1.83 © Danfoss 04/2004
Operating the two pushbuttons
Display
readout
Set
Code
value
Room
Change
temp.
Room
Power off
temp.
Room
Defrost sensor temp.
temp.
Room
S
/ S
sensor temp.
temp.
in
out
Defrost operation
Room
temp.
Room temp.
Room
Room temp.
temp.
Room
Alarm code/
temp.
Fault code
Alarm code/
Room
Fault code
temp.
Status code display
S1
Waiting for end of the coordinated defrost
S2
On-time min.
)
S3
Restart time
out
)
S4
Drip-off time
out
)
S6
Day operation (S
in
)
S7
Night operation (S
in
S10
Refrigeration stopped
Room
Change
temp.
Power
Room
on
temp.
Room
temp.
Room
temp.
Room
temp.
Room
temp.
Room
temp.
Room
temp.
control)
out
control)
in
EKC 201C Double thermostat
Resulting
controller
setup
Normal
operation
(or alarm)
Known
codes
and settings
All parameter
settings
= factory
settings
Normal
operation
Normal
operation
Normal
operation
Normal
operation
Alarm relay
not
activated
Alarm
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