Honeywell Experion LX Operator's Manual page 74

Using faceplates
Symbol Appears next to Description
OP
PV
MODE
PV
MODE
PV
OP
OP
OP
OP
Various
Off-normal indication
When the Mode (MD) or the Mode attribute (MD Attr) parameter value for a point is 'off
normal', the parameter label (MD or MD Attr) is displayed with a gray background.
For example:
Normal
Honeywell 2017
You can bypass the permissive and override interlocks for a
DEVCTL block.
The PV is in reset state.
The drive is in Remote mode.
The PV is in Sub state.
The OP of the point has defaulted to a pre-configured value, as a
safety response to a condition.
The PV status is uncertain.
Function block is in initialization manual.
Safety Interlock - OP cannot be commanded to different state.
Override Interlock - OP cannot be commanded to different state.
Permissive Interlock - OP cannot be commanded to different state.
Black = no state/bad state.
Red = off/failure state.
Yellow = warning/intermediate state.
Green = on/OK state.
Off-Normal
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