50
1.43
Katherm HK
Ready-to-install trench heaters with EC tangential fan
Assembly and installation instructions
15. Alarm messages
15.1 Alarm messages from KaControl PCB, display on KaController
15.2 KaController alarm messages
The KaController displays faults by means of the alarm messages listed
in the table below. The alarm messages are displayed according to their
priority.
In the event of an alarm, note down the alarm message and contact the
responsible member of staff (System Administrator or Installer/Service
Technician) to fix the fault quickly.
KaController PCB alarm table
KaController alarm table
Code
Alarm
Priority
A11
Faulty control sensor
1
A12
Motor fault (local stop)
2
A13
Room frost protection
3
A14
Condensation alarm
4
A15
General alarm
5
A16
Faulty AI1, AI2 or AI3 sensor
6
A17
Unit frost protection
7
A18
EEPROM error
8
A19
Offline slave in the CAN bus network
9
Code
Alarm
Code
Alarm
tAL1
Temperature sensor in KaController faulty
tAL3
Real-time clock in KaController faulty
tAL4
EEPROM in KaController faulty
Cn
Communication fault with the external control
View of “Condensation alarm” (Alarm A14 shown)
View “Real-time clock in KaController faulty”
(example shows alarm tAL3)
Should more than one fault occur simultaneously in the KaController
control electronics, the alarm messages are displayed alternately in the
display.
Summary of Contents for Katherm HK Series
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