Fancom 743 - 6.3 System alarms; 6.4 Alarm history

Fancom 743 6. Alarm
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6.3 System alarms
The computer tests a number of functions, which are unrelated to the feeding process but
concern the functioning of the computer itself. If the computer detects an error, the number of
the error will be shown on the display:
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Always warn the installer if the following errors occur <100> Backup alarm, <101>
Watchdog alarm, <102> Communication alarm, <103> Memory alarm, <104> Stack alarm,
<105> Communication assignment, <106> EPROM check and <108> I/O alarm .
6.4 Alarm history
The computer keeps an alarm history. It stores the last ten alarm messages which can be read
out in an alarm history.
1. Press .
2. Press 3×. The following will appear on the display:
The last alarm is shown with the alarm code and the time at which the computer gave this
alarm. The meaning of the alarm code is shown in Table 3.
3. Press to view the previous alarm (Hist_2).
In this way the last 10 (Hist_1 .. Hist_10) alarms given can be read out, with the corresponding
times and dates. Table 3 shows all the possible alarms with their code number in the alarm
history.
Table 3: System alarms with alarm code in the alarm history
System alarms
System alarmsSystem alarms
System alarms
N
NN
N°
°°
°
Backup alarm 0
Watchdog alarm 1
Communication alarm 2
Memory alarm 3
Stack alarm 4
Communication assignment 5
EPROM check 6
I/O Alarm 8
Hist_2
23-10-99 2:43 24
Feed dosing alarm 4
Code number in alarm history
Hist_1
16-11-99 11:06 24
Feed dosing alarm 2
Storage silo number