|
Field Name |
Description |
Length |
Values |
|---|---|---|---|
|
ACQERROR |
Acquisition Error |
6 |
Numeric value (integer) |
|
AREA |
Alarm area |
16 |
Numeric value (integer) |
|
CLUSTER |
The cluster the tag exists on |
32 |
|
|
COMMENT |
Comment |
64 |
If hardware alarm = "". Or configured event description or trend comment |
|
DEADBAND |
Alarm deadband |
12 |
For Analog, and Timestamped Analog alarms: Numeric value (real) |
|
ENG_FULL |
The engineering full scale for this value |
11 |
Numeric value (real) |
|
ENG_UNITS |
Engineering units |
8 |
The predefined values (see below) are in the Help.dbf of the bin directory but the user may specify it as a free text: %, Amps, deg, ft, ft/min, ft/s, ft/sec, gal, gal/h, gal/min, gal/s, gal/sec, Hz, kg, kg/h, kg/min, kg/s, kg/sec, km/h, kPa, kW, litres, lt, lt/h, lt/min, lt/s, lt/sec, m/min, m/s, m/sec, metres, Rev, Rev/h, RPM, t, t/h, Tonnes, Volts, Watts. |
|
ENG_ZERO |
The engineering zero scale for this value |
11 |
Numeric value (real) |
| EQUIPMENT | Name of Equipment | 254 | |
|
EXPRESSION |
Logged variable name |
65 |
The logged variable name (clustername.tagname). If the expression contains simple Cicode containing a single tag name, such as "LT131" or "LT131<1000", the tag name is returned (in both these cases LT131). If the expression contains a function call or more than one tag name, an empty string is returned. |
|
FILENAME |
File where the trend data is to be stored |
231 |
|
|
FILES |
The number of history files stored on the hard disk (for this tag) |
4 |
|
|
LSL |
Lower specification limit |
16 |
|
|
NAME |
Alarm name |
80 |
|
|
PRIV |
Alarm privilege |
16 |
Numeric value (integer) |
|
PSI_TYPE |
PSI type code |
Integer |
|
|
RANGE |
Process range |
16 |
|
|
SAMPLEPER |
Sample period of the trend in seconds |
16 |
Numeric value (real) |
|
SCALED_TYPE |
PSI type code (of a scaled value, if scaling is applicable) |
Integer |
|
|
SDEVIATION |
Standard deviation |
16 |
|
|
SPCFLAG |
Indicates tag is a Statistical Process Control (SPC) tag |
||
|
STORMETHOD |
Storage method for the SPC data |
16 |
"Scaled" or "Floating Point" |
|
SUBGRPSIZE |
The size of each subgroup |
8 |
|
|
TAG |
Tag name |
80 |
|
|
TAGGENLINK |
Indicates Tag was imported from an IO Device |
Name of the IO Device from which this tag was generated |
|
|
TIME |
Alarm Time |
12 |
hh:mm:ss [am|pm]. Note: works between: UTC time 1/1/1980 - UTC time 31/12/2037, otherwise "" |
|
TRIGGER (trend fields) |
The variable tag that triggers data logging |
65 |
The variable tag (clustername.tagname) that triggers data logging. If the trigger contains simple Cicode containing a single tag name, such as "LT131<50", the tag name is returned (in this case LT131). If the expression contains a function call or more than one tag name, an empty string is returned. |
|
TYPE |
Alarm, Trend or Tag type string |
16 |
For Alarms: "DISABLED", "UNACKNOWLEDGED", "ACKNOWLEDGED", "CLEARED" For Trends: "1" - Periodic, "2" - Event, "3" - Periodic Event |
|
USL |
Upper specification limit |
16 |
|
|
XDOUBLEBAR |
Process mean |
16 |
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Published June 2018