KROHNE IFC 090 i Converter FOUNDATION FIELDBUS User Manual

Page 17

Supplementary Documentation

Page 17 of 44

IFC090, IFC090 i with FF

IFC090-FF Block Description

IFC090 FF 01/2006

KROHNE Messtechnik GmbH & Co. KG · Ludwig-Krohne-Str. 5 D-47058 Duisburg

Tel.: 0203-301 309 Fax: 0203-301389 · E-mail: [email protected]

Parameter

Access

Description

ßALARM_SUM R

Display of process alarms. The current alarm is displayed in the current field
an can have the following values:

Discrete Alarm

the soft write lock was cleared

HiHi Alarm

the high limit alarm is active

Hi Alarm

the high limit advance alarm is active

Lo Alarm

the low limit advance alarm is active

LoLo Alarm

the low limit alarm is active

Block Alarm

block mode switches to Out of Service

The additional fields unacknowledged and unreported give respective
information about the current alarm state. The field disabled, which is the
only writable field of this parameter, can be used to disable these alarms.

see also: ACK_OPTION

ALERT_KEY R/W

ALERT_KEY parameter contains the identification number of the plant unit. It
helps to identify the location (plant unit) of an event. The handling of this
parameter is up to the control system or control person, respectively.

BLOCK_ALM R

Display of current block state. Field subcode gives information about the
state current errors. The following errors can occur:

Configuration Error

Block was put Out of Service

The remaining fields give information about the state and the occurrence of
this alarm.

BLOCK_ERR R

Display of active block errors. The following errors are possible:

Out of Service

block is in Out of Service mode

Input

Failure

SIMULATE.status is Bad:NonSpecific

Simulate

Active

SIMULATE.enable = yes

Block Configuration Error

channel unit != XD_SCALE.unit, or

CHANNEL != 1, or L_TYPE is uninitalized

CHANNEL R/W

Number of the transducer’s logical hardware channel that is connected to
this Analog Input block. The only valid value is ‘1’ (since the Transducer has
only one hardware channel). Every other value would cause an ‘Block
Configuration Error’ which is displayed in BLOCK_ERR.
The default value is ‘0’.

FIELD_VAL R

Raw value of the field device in percent of the PV range, with a status
reflecting the Transducer condition, before characterization (L_TYPE) or
filtering (PV_FTIME). See 5.3.3 for details.

GRANT_DENY R/W

Options for controlling access of host computer and local control panels to
operating, tuning and alarm parameters of the block.

NOTE:
This parameter is not supported by IFC090-FF.

HI_ALM R

With subject to the setting of HI_PRI, HI_ALM shows details about the high
alarm as acknowledge state and time stamp. See HI_PRI for details.
see also: HI_PRI, HI_LIM

HI_HI_ALM R

With subject to the setting of HI_HI_PRI, HI_HI_ALM shows details about the
high high alarm as acknowledge state and time stamp. See HI_HI_PRI for
details.