2 function block execution control, Function block execution control -5 – Yokogawa Wireless Temperature Transmitter YTA510 User Manual

Page 18

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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.

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