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7 BACnet Communication
3-146
WindO/I-NV4 User’s Manual
Out_Of_Service
Out_Of_Service is the property that represents whether or not Present_Value and the physical input/output have
been unbound.
Out_Of_Service can be read out to an internal relay, and the status of an internal relay can be written as
Out_Of_Service.
Reliability
This property represents the reliability of the object property.
The following table shows the definition of Reliability for each object type.
YES: Valid, NO: Invalid
Reliability can be read out to a device address, and the value of a device address can be written as Reliability.
Properties Value Logical Value Condition
Out_Of_Service
0 FALSE In service (Present_Value and the physical input/output are bound.)
1 TRUE Out of service (Present_Value and the physical input/output are unbound.)
Out_Of_Service = TRUE is used for simulations.
Definition Value
Analog
Input
Analog
Output Analog
Value
Binary
Input
Binary
Output
Binary
Value
no-fault-detected 0 YES YES YES YES YES YES
no-sensor 1 YES NO NO YES NO NO
over-range 2 YES NO YES NO NO NO
under-range 3 YES NO YES NO NO NO
open-loop 4 YES YES NO YES YES NO
shorted-loop 5 YES YES NO YES YES NO
no-output 6 NO YES NO NO YES NO
unreliable-other 7 YES YES YES YES YES YES
process-error 8 NO NO NO NO NO NO
multi-state-fault 9 NO NO NO NO NO NO
configuration-error 10 NO NO NO NO NO NO
-- enumeration value
11 is reserved for a
future addendum
11 YES YES NO YES YES YES
communication-failure 12 YES YES YES YES YES YES
member-fault 13 NO NO NO NO NO NO
monitored-object-fault 14 NO NO NO NO NO NO
tripped 15 NO NO NO NO NO NO