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Yokogawa EJX930A User Manual

Page 34

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<5. Configuration>

5-5

IM 01C25T02-01E

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

DPharp.

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

DPharp. 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).

Sub-

index

Parameter

Description

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 DPharp.

10

FasDllPublisherTime

WindowSize

Not used for DPharp.

11

FasDllPublisher

SynchronizaingDlcep

Not used for DPharp.

12

FasDllSubsriberTime

WindowSize

Not used for DPharp

13

FasDllSubscriber

SynchronizationDlcep

Not used for DPharp.

14

FmsVfdId

Sets VFD for DPharp

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 DPharp, it is

automatically set

according to specific

applications.

VCRs are factory-set as shown in the table below.