Danfoss 084B4081 Panduan Instalasi - Halaman 15

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Fault message

In an error situation the alarm LED on the front will be on and the alarm relay will be activated (depending on priority).

If you push the alarm button for 3 seconds you can see the alarm report in the display.

(Alarm priorities can be changed. See the User Guide.)

Here are the messages that may appear:

Code / Alarm text via data

communication

A1/--- High t.alarm

A2/--- Low t. alarm

A4/--- Door alarm

A5/--- Max. hold time

A11/--- No Rfg. sel.

A15/--- DI1 alarm

A16/--- DI2 alarm

A45/--- Standby mode

A59/--- Case clean

AA2/ ---Refrig Leak

AA3/--- CO2 alarm

a04/--- Wrong IO cfg

--- Max. Def.Time (A,B)

E1/--- Ctrl. error

E6/--- RTC error

E20/--- Pe error

E24/--- S2 error

E25/--- S3 error

E26/--- S4 error

E27/--- S5 error

Data communication

The importance of individual alarms can be defined with a setting. The setting must be carried out in the group "Alarm destinations"

Description

High temperature alarm

Low temperature alarm

Door alarm

The "o16" function is activated during a coordinated defrost

No refrigerant selected

DI1 alarm

DI2 alarm

Standby position (stopped refrigeration via r12 or DI input)

Appliance cleaning. Signal from DI input

A refrigerant leak detection signal is received

A refrigerant leak detection signal is received and the selected refrigerant is CO2

The configuration of inputs and outputs is incorrect

Defrost stopped based on time instead of, as wanted, on temperature. Section A / B

Faults in the controller

Check clock

Error on pressure transmitter Pe

Error on S2 sensor

Error on S3 sensor

Error on S4 sensor

Error on S5 sensor

Alarm relay groups

(P41)

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