2 function block execution control, Function block execution control -5 – Yokogawa Wireless Temperature Transmitter YTA510 User Manual
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<5. Configuration>
5-5
IM 01C50T02-01E
Table 5.4
VCR Static Entry
Sub-
index
Parameter
Description
1
FasArTypeAndRole
Indicates the type and role of
communication (VCR). The
following 4 types are used
for YTA.
0x32: Server (Responds to
requests from host.)
0x44: Source (Transmits
alarm or trend.)
0x66: Publisher (Sends AI
block output to other
blocks.)
0x76: Subscriber (Receives
output of other blocks by
PID block.)
2
FasDllLocalAddr
Sets the local address to
specify VCR in YTA. A range
of 20 to F7 in hexadecimal.
3
FasDllConfigured
RemoteAddr
Sets the node address
of the called party for
communication and the
address (DLSAP or DLCEP)
used to specify VCR in that
address. For DLSAP or
DLCEP, a range of 20 to
F7 in hexadecimal is used.
Addresses in Subindex 2 and
3 need to be set to the same
contents of the VCR as the
called party (local and remote
are reversed).
4
FasDllSDAP
Specifies the quality of
communication. Usually, one
of the following types is set.
0x2B: Server
0x01: Source (Alert)
0x03: Source (Trend)
0x91: Publisher/Subscriber
5
FasDllMaxConfirm
DelayOnConnect
To establish connection for
communication, a maximum
wait time for the called party's
response is set in ms. Typical
value is 60 seconds (60000).
6
FasDllMaxConfirm
DelayOnData
For request of data, a
maximum wait time for the
called party's response is
set in ms. Typical value is 60
seconds (60000).
7
FasDllMaxDlsduSize
Specifies maximum DL
Service Data unit Size
(DLSDU). Set 256 for Server
and Trend VCR, and 64 for
other VCRs.
8
FasDllResidual
ActivitySupported
Specifies whether connection
is monitored. Set TRUE (0xff)
for Server. This parameter
is not used for other
communication.
9
FasDllTimelinessClass Not used for YTA.
10
FasDllPublisherTime
WindowSize
Not used for YTA.
11
FasDllPublisher
SynchronizaingDlcep
Not used for YTA.
Sub-
index
Parameter
Description
12
FasDllSubsriberTime
WindowSize
Not used for YTA.
13
FasDllSubscriber
SynchronizationDlcep
Not used for YTA.
14
FmsVfdId
Sets VFD for YTA to be used.
0x1: System/network
management VFD
0x1234: Function
block VFD
15
FmsMaxOutstanding
ServiceCalling
Set 0 to Server. It is not used
for other applications.
16
FmsMaxOutstanding
ServiceCalled
Set 1 to Server. It is not used
for other applications.
17
FmsFeatures
Supported
Indicates the type of services
in the application layer. In
the YTA, it is automatically
set according to specific
applications.
30 VCRs are factory-set as shown in the table
below.
Table 5.5
VCR List
Index
(SM)
VCR
Number
Factory Setting
293
1
For system management (Fixed)
294
2
Server (LocalAddr = 0xF3)
295
3
Server (LocalAddr = 0xF4)
296
4
Server (LocalAddr = 0xF7)
297
5
Trend Source (LocalAddr = 0x07,
Remote Address=0x111)
298
6
Alert Source (LocalAddr = 0x07,
Remote Address=0x110)
299 to
322
7 to 30
Not used.
5.5.2 Function Block Execution Control
According to the instructions given in Section 5.3,
set the execution cycle of the function blocks and
schedule of execution.