Operation – KROHNE IFC 300 Converter FOUNDATION FIELDBUS EN User Manual

Page 30

OPERATION

IFC 300

www.krohne.com

02/2011 - 4001086501 - AD IFC 300 FF R02 en

ST_REV

Static Revision

The revision level of the static data associated with the

function block. The revision value will be incremented each

time a static parameter value in the block is changed.

Setting:

0...65535

STRATEGY

Strategy

R/W

The strategy field can be used to identify grouping of blocks.

This data is not checked or processed by the block.

0 (=uninitialized)

Setting:

0...65535

TAG_DESC

Tag Description

R/W

This is the user description of the block useful for

documentation purpose. Not being updated frequently as it is

not being accessed by application.

spaces

Setting:

≤32 digits

ACK_OPTION

Acknowledge

Option

R/W

Selection of whether alarms associated with the function

block will be automatically acknowledged.

Uninitialized

Setting:

Unack Alarm 1...15

ALARM_HYS

Alarm Hysteresis

R/W

Amount the PV must return within the alarm limits before the

alarm condition clears. Alarm Hysteresis is expressed as a

percent of the PV span.

0.05

Setting:

0...50%

ALARM_SUM

Alarm Summary

Mix

The current alert status, unacknowledged states, unreported

states and disabled states of the alarms associated with the

function block.

Current

Setting:

HiHi Alarm / Hi Alarm / LoLo Alarm / Lo Alarm / Block Alarm

Uninitialized

Unacknowledged

Setting:

HiHi Alarm Unack / Hi Alarm Unack / LoLo Alarm Unack / Lo

Alarm Unack / Block Alarm Unack

Uninitialized

Unreported

Setting:

HiHi Alarm Unrep / Hi Alarm Unrep / LoLo Alarm Unrep / Lo

Alarm Unrep / Block Alarm Unrep

Uninitialized

Disabled

Setting:

HiHi Alarm Disabled / Hi Alarm Disabled / LoLo Alarm

Disabled / Lo Alarm Disabled / Block Alarm Disabled

Uninitialized

BLOCK_ALM

Block Alarm

Mix

The block alarm is used for all configuration, hardware,

connection failure or system problems in the block. The cause

of the alert is entered in the subcode field. The first alert to

become active will set the "Active" status in the "Status"

attribute. As soon as the "Unreported" status is cleared by the

alert reporting task, another block alert may be reported

without clearing the "Active" status, if the subcode has

changed.

Unacknowledged

R/W

A discrete enumeration which is set to "Unacknowledged"

when an alarm occurs, and set to "Acknowledged" by a write

from a human interface device or other entity which can

acknowledge that the alarm/event has been noticed.

Uninitialized

Setting:

Uninitialized / Acknowledged / Unacknowledged

Alarm State

A discrete enumeration which gives an indication of whether

the alert is active and whether it has been reported.

Uninitialized

Setting:

Uninitialized / Clear - reported / Clear - not reported / Active -

reported / Active - not reported

Parameter

Parameter
Subelement

Access

Description and settings

Initial Value

.book Page 30 Tuesday, January 18, 2011 3:40 PM