Operation Altitude Object - Vaisala CARBOCAP GMW90 Series User Manual

User's Guide _______________________________________________________________________

Operation Altitude Object

NOTE
Table 39 Operation Altitude Object Parameters
Property
Object Identifier
Object Name
Object Type
Present Value
Description
Units
Status Flags
Event State
Out of Service
Table 40 Status Flags
Flag
IN_ALARM
FAULT
OVERRIDDEN
OUT_OF_SERVICE
94 ___________________________________________________________________ M211659EN-C
Set operating altitude to apply pressure compensation to CO
measurement, and to improve the calculation accuracy of pressure
dependent humidity parameters.
Pressure and Altitude objects are linked together. If Present Value in one
object is changed, Present Value in another object is changed
accordingly.
Data type
BACnet Object Identifier
Character String
BACnet Object Type
Real
Character String
BACnet Engineering Units
BACnet Status Flags
BACnet Event State
BOOLEAN
State
FALSE
FALSE
FALSE
FALSE
Writable Value or Initial Value
No 00 80 00 02 (hex)
Object Type = 2,
Instance = 2
No "OPER Altitude"
No 2 (Analog Value)
Yes 0.0
No "Operating Altitude"
Yes 31 (meters) or 33 (feet)
No 0 (FAULT == FALSE)
No 0 (NORMAL, does not
change)
No 0 (FALSE)
Cause
Always FALSE
Always FALSE
Always FALSE
Always FALSE
2