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<6. Function block parameters and Methods>
6-13
IM 12A01A02-72E
3rd Edition : Oct. 01, 2015-00
6.4
Diagnostic Information
n
DIAGNOSIS
Diagnostic information and failures are indicated by using parameter Diagnosis and Diagnosis
Extension in the Physical Block.
DIAGNOSIS has Classic DIAGNOSIS and Condensed DIAGNOSIS. Classic DIAGNOSIS is
a conventional alarm and does not support the NAMUR NE107. Condensed DIAGNOSIS is
an alarm which was added to PA Profile 3.01 or later and supports the NAMUR NE107. For
switching the two statuses, refer to “
Status of Each Parameter in Failure Mode” on page
Contents of condensed DIAGNOSIS and classic DIAGNOSIS are listed in Table 6.1 and 6.2.
Table 6.1 Contents of Condensed DIAGNOSIS
Octet Bit
DIAGNOSIS
Mnemonic
Description
Remarks
NAMUR
NE107
Category
1
0-7 Reserved *2
Reserved for use within the PNO
—
—
2
0-3 Reserved *2
Reserved for use within the PNO
—
—
3 DIA_WARMSTART *1 New start-up (warm startup)
carried out.
Should be set after power-on
or after FACTORY_RESET =
2506 has been executed.
—
4 DIA_COLDSTART *1 Restart (cold startup) carried out. Should be set after
FACTORY_RESET = 1 has
been executed.
—
5 DIA_MAINTENANCE
*2
Maintenance required
—
M
6 Reserved *2
Reserved for use within the PNO
—
—
7 IDENT_NUMBER_
VIOLATION *2
Set to 1 (one), if the IDENT_
Number of the running cyclic
data transfer and the value
of Physical Block IDENT_
NUMBER_SELECTOR
parameter do not correspond.
If IDENT_NUMBER_
SELECTOR = 127 (adaption
mode) then the DIAGNOSIS bit
IDENT_NUMBER_VIOLATION
is cleared / not set.
—
C
3
0 DIA_MAINTENANCE_
ALARM
Failure of the device or armature Refer to Table of Device
status.
F
1 DIA_MAINTENANCE_
DEMANDED *2
Maintenance demanded
Refer to Table of Device
status.
M
2 DIA_FUNCTION_
CHECK
Device is in function check mode
or in simulation or under local
control e.g. maintenance
Refer to Table of Device
status.
C
3 DIA_INV_PRO_COND The process conditions do not
allow to return valid values.
(Set if a value has the quality
Uncertain - Process related, no
maintenance or Bad - Process
related, no maintenance
Refer to Table of Device
status.
S
4-7 Reserved *2
Reserved for use within the PNO
—
—
4
0-6 Reserved *2
Reserved for use within the PNO
—
—
7 EXTENSION_
AVAILABLE
0: There is no more information
available
1: More diagnosis information
is available in DIAGNOSIS_
EXTENSION
—
—
*1:
This bit is Off 10 seconds after On.
*2:
Not available for FLXA21.