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EREBA T-HT / He
EN-18
6 - ALARMS AND ERRORS
6.2 Errors
Some components failure may cause the user interface
to malfunction. In such cases, the error will be displayed
on the screen.
Example: E1, error 1
ID
Description
1
Communication failure
2
Wrong configuration (Unit not configured to use WUI)
3
Profile table wrong size
4
Parameter not found but mandatory
5
Room sensor failure
For more information about errors, please refer to the
IOM Manual.
In case of error, please verify that all WUI local parameters
are correct, i.e. check the value of parameters given in
the table below.
To access local parameters
1. Press and hold the
Occupancy
key and the
Mode
key simultaneously for 2 seconds.
2. The first parameter will be displayed.
3. Press the
Down
key or the
Up
key to switch between
all parameters listed in the table.
4. To exit the current screen, press and hold
the
Occupancy
key until the home screen is
displayed or wait for 30 seconds (screen timeout).
Local parameters
No.
Description
Parameter number
Range
Default value
1
Hour of Day
P901
0 to 23
0
2
Minute of Hour
P902
0 to 59
0
3
Day of Week & Holiday 1
P903
0 to 255
0
4
Day of Month
P904
1 to 31
0
5
Month
P905
1 to 12
0
6
Year
P906
0 to 99
0
7
DAYLIGHT SAVING SELECT
P920
No/Yes
No
8
Hour of daylight saving period entering
P921
0 to 22
2
9
Hour of daylight saving period leaving
P922
1 to 23
3
10
Month
P923
1 to 12
3
11
Day of week (1=Monday)
P924
1 to 7
7
12
Week Number of Month
P925
1 to 5
5
13
Month
P926
1 to 12
10
14
Day of week (1=Monday)
P927
1 to 7
7
15
Week Number of Month
P928
1 to 5
5
16
CCN address of chiller
P951
1
17
LCD display timeout1
P952
5 to 60 min
10 min
18
AM/PM Time format
P953
No/Yes
No
19
CCN Element Address
P991
1 to 239
116
20
CCN Element Bus
P992
0 to 239
0
21
Baud Rate
P993
9600/19200/38400
38400
22
PIC Application SW Version Number
P999
-
-