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UM353-1
Function Blocks
March 2003
3-21
3.2.11 AIP_ - Analog Input lev_Percent
AIP_
function blocks convert an analog signal
with a lev-percent type SNVT (Standard Network
Variable Type) received from the LonWorks
network into a block output, scaled in engineering
units, for interconnection to other function blocks
within the controller. A maximum of 25 AIP_
blocks can be used, up to the limit of nodes
allowed on the Lon network or the memory limit of
the controller. Each use of the block will be
assigned a unique station wide ID (e.g. AIP06).
These blocks are available when the LonWorks
option board is installed in a 352P, 353, or 354N
controller. The input connection is established by
‘binding’ a network variable from the remote
analog node to the network variable of the AIP_
function block.
A 6-character ASCII value can be entered to
identify the engineering units of the output signal. Output scaling (MINSCALE and MAXSCALE) is provided to
establish an engineering range of choice. The number of the input network variable to the AIP block can be viewed
in the configuration mode. This is useful when other devices need this for binding. The Output Range is a special
data type that includes the MIN and MAX SCALE, the DPP, and the ENGUNITS that can be connected to other
blocks with a Range (RG PTR) input.
The block output QS indicates the quality status of the output signal O1 and will go high when the output is of bad
quality. Bad quality usually indicates a loss of communications within the LonWorks network.
XTR
NO
YES
BLOCK DIAGRAM
O1
Digital
Filter
Output
Scaling
QS
Quality Test
ENG Units
LON node r
nv x SNVT_lev_percent
LonWorks option board
node u
nv * SNVT_lev_percent
LonWorks
Network and
Node(s)
Controller
nv x binding
node u, nv *
AIP Function Block
X03125P1
ANALOG INPUT LEV_PERCENT
E
I
N
F
S
G
T
L
ENG
ineering
UNITS
(S)
...... 6 Char ASCII (PRCT)
DIG
ital
FILT
er
(S)
................. 0 to 180 sec (0 sec)
O1
O
utput
1
ANALOG INPUT
AIP
D I G
I
QS
Q
uality
S
tatus
N
U
T
LEV_PERCENT
LONWorks
Network
nv * SNVT_lev_percent
nviAIP
nn1
MIN
imum
SCALE
(H)
....................... Real (0.0)
M I N S C A L E
M
X
A
S C A L E
MAX
imum
SCALE
(H)
...................... Real (100.0)
O
R
T
O
S Q
SQ
uare
ROOT
extractor
(S)
....... NO/YES (NO)
N V
N U M
N
etwork
V
ariable
NUM
ber (nv*)
(R)
........ 1 to 2000
(*)
D
ecimal
P
t.
P
osition (preferred)
(S)
.. 0.0.0.0.0.0 (0.00)
D P P
OR
O
utput
R
ange
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Содержание Moore 353
Страница 2: ...S t o c k C h e c k c o m ...
Страница 14: ...Contents UM353 1 xii March 2003 S t o c k C h e c k c o m ...
Страница 24: ...Introduction UM353 1 March 2003 1 10 S t o c k C h e c k c o m ...
Страница 152: ...LonWorks Communications UM353 1 March 2003 5 4 S t o c k C h e c k c o m ...
Страница 164: ...Network Communications UM353 1 6 12 March 2003 S t o c k C h e c k c o m ...
Страница 246: ...Operation UM353 1 March 2003 9 8 S t o c k C h e c k c o m ...
Страница 254: ...Controller and System Test UM353 1 March 2003 10 8 S t o c k C h e c k c o m ...
Страница 282: ...Circuit Description UM353 1 March 2003 13 4 S t o c k C h e c k c o m ...
Страница 298: ...Model Designation and Specifications UM353 1 March 2003 14 16 S t o c k C h e c k c o m ...
Страница 302: ...Abbreviations And Acronyms UM353 1 15 2 March 2003 S t o c k C h e c k c o m ...
Страница 304: ...Warranty UM353 1 W 2 March 2003 S t o c k C h e c k c o m ...