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Honeywell Experion PKS User Manual Page 170

Profibus gateway module.
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7 DEVICE SUPPORT BLOCK (DSB)
In the User Condition Channel column, enter the channel number of the PDC selected that you want to set
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the status based on the alarm condition. This parameter defines whether one/all channels of PDC configured
in the USERCONDITPDC parameter is affected when configured alarm is active. The possible values of
this parameter are as follows:
255 - This means all channels of configured PDC will be affected when configured alarm is active.
0 ..MAXNUMOFCHANELS - When this parameter is configured in the range
0..MAXNUMOFCHANELS, then only the configured channel will be affected when configured alarm is
active.
In the Alarm Priority column, select the alarm priority as required.
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For GENDSB, the first 8 alarms have the default value as "HIGH" and remaining 24 alarms have the
default value as "LOW."
For GENIODSB, the default value is "NONE."
In the Alarm Severity column, enter the alarm severity as required. The default value of this parameter is 0
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for both GENDSB and GENIODSB.
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In the Enable RIO Profile check box, select this check box if you want the DSB to process the RIO
diagnostics for devices that conform to RIO standards.
The Enable RIO Profile check box is applicable only for GENDSB and GENIODSB.
In the Ignore Extended Diagnostic Overflow check box, select this check box if you want to ignore the
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extended diagnostic overflow condition and perform normal processing of diagnostic received.
The Ignore Extended Diagnostic Overflow check box is applicable only for GENDSB and
GENIODSB.
The Ignore Extended Diagnostic Overflow check box is enabled only when the Enable RIO Profile
check box is enabled.
If you do not select the Ignore Extended Diagnostic Overflow check box, all channels of all PDCs are
set to "Bad_NonSpecific" if the diagnostic overflow condition exists.
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Select the Enable PA Profile Diagnostics check box or the Enable GW Diagnostics check box if you want
to enable the PA profile-based alarming or the IM-157 diagnostics based alarming respectively.
By default, this option is disabled.
For GENPADSB, this check box appears as Enable PA Profile Diagnostics.
For GENPAGWDSB, this check box appears as Enable GW Diagnostics.
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Select the first acceptable PA status value in the First Acceptable PA Status Value list for the channel such
that an alarm is reported if the channel status is below this defined value.
Click OK.
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Attention
When an extended diagnostic overflow condition exists, all the channels of all the PDC's are set to
Bad_NonSpecific. This is applicable to all DSBs.
Attention
The First Acceptable PA Status Value check box is applicable only for the GENPADSB and
GENPAGWDSB.
This alarm is reported only if you have selected the option Update Ch status and alarm in the PA Status
Usage column while configuring the PDC.
The First acceptable PA Status Value list provides the list of all possible PA status values. By default, the
value is set to Good_NonCascade.

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