ED15117
37
BACnet
Object Identifier
Property Identifier
Object Type
Type Enumeration
Instance
Property Name
Property Enumeration
Binary Input
3
4
Present Value
85
Object Name
UnitOFF
Property Values
0 = Off
1 = Run Allowed
L
ON
W
ORKS
The L
ON
W
ORKS
equivalent of this data point is part of the Chiller Status network variable output.
L
ON
W
ORKS
Name
Profile
SNVT Type
SNVT Index
SNVT Size
nvoOnOff
Chiller
switch
95
two bytes
Chiller Status
This read only network variable indicates the unit status of the chiller.
Measurement
Units
Data Type
Usable Range
Default Value
State
NA
Unsigned Integer
See Below
NA
BACnet
Object Identifier
Property Identifier
Object Type
Type
Enumeration
Instance
Property Name
Property Enumeration
Multi-state Value
19
1
Present Value
85
Object Name
UnitStatus
Property Values
1 = Off
2 = Start
3 = Run
4 = Pre-shutdown
5 = Service
L
ON
W
ORKS
Chiller Status includes the Run Mode. The Run Mode is defined as Off, Start, Run, Pre-shutdown and
Service. This network variable indicates the main running mode and states of the chiller. The Run
Mode provides the primary running states of a chiller and the state provides an indicator of other
conditions present (see Structure section below for details.)
Measurement
Units
Data Type
Usable Range
Default Value
Chiller Status
NA
Structure
See Below
NA
L
ON
W
ORKS
Name
Profile
SNVT Type
SNVT Index
SNVT Size
nvoChillerstat Chiller chlr_status 127
3
bytes
Chiller Run Mode (chiller_t [25])
All enumerations are not used for this data point. Only the following enumerations are used.
Value
Identifier
Notes
0
CHLR_OFF
Chiller off
1
CHLR_START
Chiller in start mode
2
CHLR_RUN
Chiller in run mode
3
CHLR_PRESHUTDN Chiller in pre shutdown mode
4
CHLR_SERVICE
Chiller in service mode
