Appendix 1. function block parameters, A1.1 parameters of resource block, A1.1 – Yokogawa YVP110 User Manual

Page 112

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<Appendix 1. Function Block Parameters>

A-1

IM 21B04C01-01E

Appendix 1. Function Block Parameters

NOTE: Throughout the following tables, the Write column shows the modes in which the respective

parameters can be written. The legends of the entries are as follows:

O/S: Can be written when the corresponding block is in O/S mode.

Man: Can be written when the corresponding block is in Man mode.

Auto: Can be written when the corresponding block is in Auto, Man, or O/S mode.

— :

Can be written in no mode of the corresponding block.

Blank: Can be written in all modes of the corresponding block.

A1.1 Parameters of Resource Block

Relative

Index Index

Parameter Name

Default

(factory setting)

Write

Description

0

1000 Block Header

Block Tag

=O/S

Information about this block, including the block

tag, DD revision, execution time

1

1001 ST_REV

0

Incremented when a change is made to the

parameter settings for the resource block to

indicate the revision level of the settings, and

used to see whether or not there is a change in

parameter settings.

2

1002 TAG_DESC

Null

Universal parameter storing the description of the

tag

3

1003 STRATEGY

1

Universal parameter used by an upper-level

system to classify the function blocks.

4

1004 ALERT_KEY

1

Universal parameter used as a key to identify

the point from which an alert is issued; normally

used by an upper-level system to select alerts

to provide to a particular operator who covers a

specific area of the plant.

5

1005 MODE_BLK

O/S

Auto

Universal parameter that indicates the block

operation conditions and is composed of actual

mode, target mode, permitted modes, and normal

mode.

6

1006 BLOCK_ERR

Universal parameter indicating the hardware and

software error statuses related to the block itself

7

1007 RS_STATE

Indicates the statuses of resource in the YVP110.

8

1008 TEST_RW

Null

Parameter used to test read and write access to

the YVP110

9

1009 DD_RESOURCE

Null

Name of the device description (DD) containing

the information of this resource block

10

1010 MANUFAC_ID

0x00594543

Manufacturer ID; 5850435 (= 0x594543) is

assigned to Yokogawa Electric Corporation.

11

1011 DEV_TYPE

ID number of device; 1 or 7 (/EE) is assigned to

the YVP110.

12

1012 DEV_REV

Revision number of the YVP110

13

1013 DD_REV

Revision number of the device description (DD)

applied to this YVP110

14

1014 GRANT_DENY

0

Option to control access from the host computer

and local control panel to tuning and alarm

parameters

15

1015 HARD_TYPES

Scalar input,

Scalar output

Discrete input

Bit string indicating the hardware types

Bit 0: Scalar input

Bit 1: Scalar output

Bit 2: Discrete input

Bit 3: Discrete output

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