Operation; Switching On; Switching Off; Acknowledging The Alarm - Kessel FKA Instructions For Installation, Operation And Maintenance

5

Operation

5.1

Switching on

• Set up the voltage supply
– The control unit performs a self-test.
– The display shows the device type set in the system configuration.
– If no system error has been detected, the green ready LED <19> lights up (see Fig. [4]).
– The control unit is ready for operation.
If no entry is made for a longer period, the display lighting is switched off after 1 minute.
5.2

Switching off

• Interrupt the voltage supply, the control unit detects the power outage (see also 5.4) d the acoustic power outage
alarm is activated. The control unit is in battery mode.
• Press the alarm key <24>Ill. [14]]) for approx. 1 second, the (acoustic power outage) alarm is switched off
• Press the alarm <24> key for longer than 5 seconds and an acoustic signal is heard, the control unit is switched off
5.3

Acknowledging the alarm

Alarm message in normal operation
If a state occurs which triggers an alarm (e.g. probe fault) this is indicated as
follows:
– Fault message on the display
– Alarm LED <21> flashes
– Acoustic alarm.
The acoustic alarm can be switched off by pressing the Alarm key <24>
(approx. 1 second). This does not yet
acknowledge the alarm, the Alarm LED continues to flash.
After eliminating the reason for the alarm, the alarm message is acknowledged by pressing (for at least 5 seconds) the
Alarm key <24>, the Alarm LED and possibly the error message shown in the display goes out.
The message Maintenance due can be switched off by pressing the Alarm key <24> if an automatic maintenance
interval has been entered (menu 2.6). If "Manual maintenance interval" has been selected and set, the next maintenance
date has to be entered.
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Operation
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24 21
FLAP
Ill. [14]