25
ENGL
ISH
humiDisk - +030222022 - rel. 2.0 - 15.01.2010
Setting the differential P1
press the
•
PRG/mute
button for 5 seconds;
the display will show the fi rst parameter “P1”;
•
press the
•
SEL
button;
the display will show the current value of the parameter P1;
•
press
•
/
until reaching the desired value;
press
•
SEL
to confi rm;
press the
•
PRG/mute
button to save the changes and return to the normal operation screen.
Setting the low humidity alarm P25, high humidity alarm P26, alarm differential P27, alarm delay
P28
press the
•
PRG/mute
pbutton for 5 seconds;
the display will show the fi rst parameter “P1”;
•
press
•
/
until reaching the desired parameter, “P25” (absolute value), “P26”, “P27”, or “P28”;
press the
•
SEL
button;
the display will show the current value of the parameter to be modifi ed;
•
press
•
/
until reaching the desired parameter;
press
•
SEL
to confi rm;
press the
•
PRG/mute
button to confi rm the changes to the parameters and return to the normal
operation screen.
Setting the “C” parameters
press the
•
PRG/mute
+
SEL
buttons for 5 seconds;
“00” is displayed;
•
enter the password 77 using
•
/
, press
SEL
;
C0 is displayed;
•
press
•
/
, until reaching the desired parameter (C0 or C29);
press
•
SEL
;
the display will show the current value of the parameter to be modifi ed;
•
press
•
/
until reaching the desired parameter;
press
•
SEL
to confi rm;
press the
•
PRG/mute
button to confi rm the changes to the type C parameters and return to the normal
operation screen.
9.2 Alarms and troubleshooting
message
description
causes
effect on control
reset
checks/solutions
Er0
probe error
probe faulty or disconnected
all outputs OFF
R: automatic
V: manual
check the connections, check the probe signal
Er2
memory error
power failure during programming; memory damaged
by electromagnetic interference
complete shutdown
R: automatic
V: manual
restore the default values, turn the instrument off
and on again while holding “PRG”; if the problem
persists, replace the instrument
Er4
HIGH alarm
the input has exceeded P26 for a time >P28
no effect
R: automatic
V: manual; (*)
check parameters P26,P27 and P28
Er5
LOW alarm
the input has fallen below P25 for a time >P28
no effect
R: automatic
V: manual; (*)
check parameters P26,P27 and P28
Tab. 9.b
R= Control:
control reset means restoring normal operating conditions of the controller once the alarm
condition is no longer present;
V= Display:
display and buzzer. Display reset means the return of the normal display;
(*): To reset a manual alarm, simply set a wide alarm differential (P27).
