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required by the hardware (see SP1o). Set S2t to dE. Set SP2 fo r zero (no ove rlap of bands,
no deadband). Set Pb2 to a desired value (defa u l t i s 1 2 ° F ) . Set tunE to SELF, S t rt t o YES,
and LErn to End.
Start the process and wa i t fo r i t t o c o m e t o s t a b i l i t y. Occasionally check t h a t t h e S e l f Tune
has completed the learning process by INDEXing to Strt in the secondary menu . I f t h e YES
value has changed to no, then the process has been learned. Once learning is complete,
you may adjust SP2 to either ove rlap the SP1 band (SP2 value less than zero), or add some
separation between them (deadband — SP2 greater than zero) if required to optimize
c o n t r o l .
Fo u r l evels of securi t y a r e p r ovided in the CN76000 menu system. The display shows the
current securi t y l eve l . The leve l d e t e rmines which menus are locked preventing changes
in menu item in those menus. To change securi t y l eve l s, change the passw ord value using
t h e U P
U P & D O
U P
U P
D O
D O
D OWN ARR
WN ARR
WN ARR
WN ARRO O O O O W W W W W keys and pressing the ENTER
U P
D O
WN ARR
below for the correct va l u e t o e n t e r for the securi t y l eve l d e s i r e d . The SECr
securi t y l evel may be view ed or changed at any time regardless of the present securi t y
l eve l . The passw ord values shown in the table cannot be altered, so retain a copy o f t h i s
page fo r f u t u r e r e ference. T h i s w i l l b e t h e o n l y r e ference made to passw ord va l u e s i n t h i s
i n s t ruction book.
SECURITY LEVEL
M E N U
SECURITY
P rimary
Secondary
Secure
P rimary
Secondary
Secure
P rimary
Secondary
Secure
P rimary
Secondary
Secure
P P P P P RIMAR
RIMAR
RIMAR
RIMARY MENU
Y MENU
Y MENU
Y MENU
RIMAR
Y MENU
Press INDEX
INDEX to scan the Low er Display . P r e s s UP ARR
INDEX
INDEX
INDEX
t h e value in the upper display .
In the following, the symbol "#" will be used before a letter in a menu item to indicate the set point
value to be viewed and/or modified. (Applies to Option 948 only.)
#SP1
(948) or
SP1
SP1
SP1
SP1
SP1
Set Point 1, Main Control Po i n t .
SP2
SP2
SP2
SP2
SP2
Set Po i n t 2 , i f e q u i p p e d .
SECURITY LEVEL SELECTION
SECURITY LEVEL SELECTION
SECURITY LEVEL SELECTION
SECURITY LEVEL SELECTION
SECURITY LEVEL SELECTION
P P P P P A S S W
A S S W
A S S W
A S S W
A S S WORD
DISPLAYED VALUE
WHEN VIEWED
Locked
Locked
Locked
Unlocked
Locked
Locked
Unlocked
Unlocked
Locked
Unlocked
Unlocked
Unlocked
MENU
MENU
MENU
MENU
MENU
ENTER
ENTER
ENTER key . R e fer to the passw ord tabl e
ENTER
ORD
ORD
ORD T T T T T A B L E
ORD
A B L E
A B L E
A B L E
A B L E
1
2
3
4
SELECTIONS
SELECTIONS
SELECTIONS
SELECTIONS
SELECTIONS
UP ARR
UP ARRO O O O O W W W W W o r D O
UP ARR
UP ARR
8
SECr
SECr
SECr
SECr menu item
PA S S WO R D
VALUE TO ENTER
1110
1101
1011
111
D O
D OWN ARR
D O
WN ARR
WN ARRO O O O O W W W W W to change
WN ARR
D O
WN ARR
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