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•
Programs
Ahiba IR Pro User's Guide
Troubleshooting Alerts and Alarms
Below are alarm combinations that may occur while you are running a process
and a fault is detected.
Alert/Alarm
Combination
Message
Possible
Problem
Temperature Alarm
•
Continuous buzzer
tone
•
Display and status
area will turn Red
color.
•
Red LED displays
solid red
•
Type of temperature
alarm is displayed in
the Status Area
Different situations trigger this alarm.
(1) System has detected a beaker
temperature variation of greater than
±
5
°C. The alarm is displayed on
the screen and a continuous buzzer
tone sounds.
System will attempt to self-correct,
depending on the situation. When
the temperature variation returns to
within
±
5°C, the alarm will reset.
The buzzer will stop.
(2) During a heating or cooling cycle
in the program, the system has
detected a temperature variation of
±
15°C.
The program must be re-started at
step #1 after the problem is
corrected.
(3) Controller has detected either a
PT-100 open or PT-100 short circuit.
•
PT-100 open
-The screen
displays a temperature of 350°.
When temperature is above 350° C,
cooling system is activated.
Alarm will automatically reset when
correct temperature is measured.
•
PT-100 Short Circuit
-
Temperature displays 0°
System will not operate until
problem is fixed.
PT-100
Temperature
sensor cable is
unplugged or
defective
Problem with
cooling line and
is affecting the
controllers
ability to
stabilize the
temperature
Problem with
fan ventilation
system and is
affecting the
controllers
ability to
stabilize the
temperature.
