s.r.l.
s.r.l.
s.r.l.
s.r.l.
ED
ED
ED
ED – DXL AL
serie
22/89
Cod. 710.0103.01.01 – Rev.04 – 09.2012
Button combinations
Allows to enter the PARAMETER PROGRAMMING MENU
Allows to exit the PARAMETER PROGRAMMING MENU
6.4 FUNCTION MENU
Press and release
button to enter the Function menu.
Standing in “Function Menu” the
icon is on.
Press and release
to close the Function menu or wait 15 sec. (Automatic close).
Function Menu allows to:
1. Show and reset the active alarms (“ALrM” function).
2. Show or reset the ALARM LOG (“ALOG” function).
3. Show and reset of dryer’s hours of operation (“C1Hr” function).
4. Upload the parameters from the controller to the Hot Key (“UPL” function).
6.5 ALARMS
The controller is able to recognize particular types of faults in the drying circuit. When this occurs, the display shows needed
information necessary to identify the cause.
The controller is programmed to recognize and display prealarms and alarms.
Alarm conditions
When a fault is detected the Lower display shows a blinking alarm label. The correspondent
icon alternates with the temperature. The Upper display always shows the Dew Point
temperature.
Buzzer active (if present).
Silencing the Buzzer (if present)
When an alarm is activated, the electronic board is emitted an acoustic signal (buzzer).
The buzzer can be stopped in 2 ways:
-
Automatically: when the alarm condition is recovered.
-
Manually: push and release one of the keys of the controller; the buzzer is stopped even if the alarm is still active.
6.5.1 Advanced warning and Alarm description
Advanced warnings show conditions of critical operation, they don’t stop the dryer.
When this situation occurs it’s suggested to maintain the machine to eliminate advanced warnings.
Alarms mean conditions of critical operation of the dryer for a determinate preset delay, normally they are preceded by a prealarm
signalling. Alarms stop the refrigerant compressor, except Pb2, Pb3 and Pb4.
When this situation occurs it’s necessary to maintain the machine to eliminate alarms.
6.5.2 Display and reset alarm
1.
Enter the “FUNCTIONS MENU” (
button).
2.
Find “ALrM” using the buttons
and
.
3.
Push
button for display the alarms:
-
Lower display shows the code of the active alarm.
-
Upper display shows “rSt” in case of a reset alarm or “NO” in case of a non-reset alarm.
-
To reset an alarm push
button.
-
Scroll all alarms using
and
buttons.
4.
Quit pushing
button or wait for automatic quit.
