Setting The Fundamental Parameters; Alarms And Troubleshooting - Carel huniDisk Serie Manual Del Usuario

9.1 Setting the fundamental parameters

Setting the set point (St1)
• press SEL for a few seconds;
• the display will show St1;
• release the SEL button;
• the display will show the current value of SET 1, fl ashing;
• press / until reaching the desired value;
• press SEL to confi rm the new value of St1 and return to the normal operation screen.
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 SELbutton;
• 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 /
• 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
Er0 probe error probe faulty or disconnected
Er2 memory error power failure during programming; memory damaged
by electromagnetic interference
Er4 HIGH alarm the input has exceeded P26 for a time >P28
Er5 LOW alarm the input has fallen below P25 for a time >P28
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).
humiDisk - +030222022 - rel. 2.1 - 01.03.2012
, press SEL;
effect on control reset
all outputs OFF R: automatic
V: manual
complete shutdown R: automatic
V: manual
no effect R: automatic
V: manual; (*)
no effect R: automatic
V: manual; (*)
Tab. 9.b
25
checks/solutions
check the connections, check the probe signal
restore the default values, turn the instrument off
and on again while holding "PRG"; if the problem
persists, replace the instrument
check parameters P26,P27 and P28
check parameters P26,P27 and P28