Emerson NGA2000 Reference Manual page 150

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Reference Manual
748384-C
September 2003
SYSTEMSTATE
Direction
Binding
Type
Value range
Units
Description
Usage
See also
TAGA
Direction
Binding
Type
Value range
Units
Description
Usage
See also
TAGB
Direction
Binding
Type
Value range
Units
Description
Usage
See also
3-24
I/O Modules Variables
Input
SYSTEMSTATE
Enumerated
Normal; WARNING; FAILURE; SAFETY FAILURE
None
AIO only; shows the present state of the entire system.
This variable is set by the control module to be the highest state of any of its
analyzers' GENERALSTATE variable. It is used by the 1/0 module to provide a
system level failure indication, as selected by ALVAR.
GENERALSTATE
ALVAR
Input
None
String
31 characters
None
SCAL only; shows the AMTAG belonging to analyzer 1.
Allows the menus for the SCAL module to identify which analyzer is regarded as
analyzer 1.
AMTAG (in Section 2)
TAGB
TAGC
TAGD
Input
None
String
3 1 characters
None
SCAL only; shows the AMTAG belonging to analyzer 2.
Allows the menus for the SCAL module to identify which analyzer is regarded as
analyzer 2.
AMTAG (in Section 2)
TAGA
TAGC
TAGD
NGA2000 Reference
Rosemount Analytical Inc.
A Division of Emerson Process Management

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