Honeywell HVAC232 Series, Applications Manual

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Application manual HVAC232/402 | Document 27-652 | Issue ENG06 | 2019-08-07 54
8.5 System menu
SYS menu including fault submenu, field bus submenu and system parame-
ter submenu, and the display and operation of the system parameter sub-
menu is similar to PAR menu or MON menu. In system parameter submenu,
there are some editable parameter(P) and some uneditable parameter (V).
The Fault submenu of SYS menu includes active fault submenu and fault
history submenu.
OK
REF
MON
PAR
SYS
FAULT ALARM STOP
FWD R EV I/O KEYPAD BUS
READY RUN
OK
REF
MON
PAR
SYS
FAULT ALARM STOP READY RUN
FWD R EV I/O KEYPAD BUS
REF
MON
PAR
SYS
FAULT ALARM STOP READY RUN
FWD REV I/O KEYPAD BUS
REF
MON
PAR
SYS
FAULT ALARM STOP READY RUN
FWD R EV I/O KEYPAD BUS
REF
MON
PAR
SYS
FAULT ALARM STOP READY RUN
FWD REV I/O KEYPAD BUS
1 2
4 3
5
Press OK to enter V1.1
Press Left/Right button
to browse other groups
Press down to browse
other active faults Press OK to select one fault
to browse its time
Browseforfaultcode(Cxx),
subcode(Idxx), days(dxx),
hours(Hxx), minutes(Mxx)
Fig. 42. Fault menu
In active fault situation, FAULT arrow is blinking and the display is blinking
active fault menu item with fault code. If there are several active faults, you
can check it by entering the active fault submenu F5.x. F5.1 is always the
latest active fault code. The active faults can be reset by pressing BACK/
RESET button with long time(>2 s), when the API is in active fault submenu
level (F5.x). If the fault cannot be reset, the blinking continues. It is possible
to select other display menus during active fault, but in this case the dis-
play returns automatically to the fault menu if no button is pressed in 10
seconds. The fault code, subcode and the operating day, hour and minute
values at the fault instant are shown in the value menu (operating hours =
displayed reading).
NOTE:
Fault History can be reset by long pressing the BACK/RESET
button for 5 second time,when the API is in fault history submenu
level (F6.x), it will also clear all active faults.