GE Baker Hughes Masoneilan SVI FF Installation And Operation Manual page 190

Digital positioner
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Parameter (in bold)
Sub-parameter (Index)
COMMAND (1)
ALERT_TIME (2)
ALERT_DATA (3)
WORKING TIMES (98)
SINCE_RESET (1)
TOTAL_TIME (2)
FACTORY_USE_1 (99)
ALERT_TOTAL_TIME (1)
ALERT_POINT (2)
ALERT (3)
HISTORIC ALERT (4)
190 |
BHGE
Table 31 Transducer Block Parameters (Continued)
Initial
Mode
Range
Value
<0xFFFFF
8760
FFF
FALSE
FALSE
True -
FALSE
False
Description
Command (Write) / Status (Read). The Value written to this
field forces the Alert Log API to execute the following func-
tions; note, that for WRITE operations this field is inter-
preted as a Command.
0x00 – Copy the Alert Log into the READ Buffer and Reset
the read index on READ access. When the Read Alert Log
parameter is then executed the Alert Log Entry if popu-
lated with the first Alert Log array entry. The subsequent
READ operations populate the Alert Log Entry with the
next entry, and so forth. The Command / Status field
returns the number of entries in the Alert Log.
0xFA – Writing this value clears the AlertLog Table com-
pletely, including the NVRAMstorage.On READ operation
returns the number of Alert Log Entries, if the data read is
valid; or returns 0 if the data entry is NOT valid.
Note: During READ operation the Command / Status field
is Status. It contains the number of the Alert entries in the
Alert Log. 0 - indicates No Entries. MAX number of Alert
entries in the Alert Log is 32.
The Time stamp for the entry. When the data is cleared
and there are no entries, this field is set as 0x00 00 00 00
00 00 0000. The same field is used when the alerts are
reported to time stamp the alerts.
The Alert Bitmap. Contains the current state of all alerts.
To see the alert, the Data value has to be compared with
the previous data value. Is updated when the alert is
detected (a bit is set) and when the alert is cleared (a bit is
cleared).
Hours since last reset.
Lifetime hours.
Total number of hours since manufacturing or since reset.
TOTAL_TIME value, above which the ALERT is set to True.
TRUE if TOTAL TIME is higher than Alert Point.
True if ALERT is true.
Not changed if ALERT is false.
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