Object Data Points And Diagnostic Data Points With Corresponding Chiller Models - Trane CGAM Installation & Operation Manual

Air-cooled scroll chillers 20 - 130tons
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Installation - Electrical
Character Sets
Indicates support for multiple characters sets, but does not
imply that all character sets are supported simultaneously.
Maximum supported string length is 64 bytes (any
character set).
Character Set Descriptions
ANSI X3.4
IBM/Microsoft DBCS
ISO 10646 (UCS-4)
ISO 10646 (UCS2)
ISO 8859-1
JIS C 6226
Object Data Points and Diagnostic
Data Points with Corresponding
Chiller Models
For quick reference, the following tables are listed two
different ways.
Table 42
input/output type and sorted by object identifier.These
tables provide the user with the units type for each object
type.
Table 48
is sorted by object name and provides a
complete list of object names, types, values/ranges, and
descriptions. Not all points are available to the user.The
available data points are defined during self-configuration
and are dependent on the type of equipment
.
Table 42.
Analog Output
Object
Object
Identifier
Name
Description
Desired leaving
Chilled
Analog
Water
temperature if
Output 1
Setpoint
chiller is in
cooling mode.
Current
Analog
maximum
Limit
Output 2
capacity that the
Setpoint
chiller can use.
Desired leaving
Analog
Hot Water
temperature if
Output 4
Setpoint
chiller is in
heating mode.
CG-SVX17E-EN
Supported
through
Table 47
are listed by
Valid
Units
Range
water
°F
0°F to
(64)
75°F
Sets the
Perce
0% to
nt
120%
(98)
water
°F
80°F to
(64)
140°F
Table 43. Analog Input
Object
Identifier
Analog Input, 1
Analog Input, 2
ü
Analog Input, 5
ü
ü
Analog Input, 7
Analog Input, 10
Analog Input, 12
Analog Input, 14
Analog Input, 16
Analog Input, 18
Relinq
Default
Analog Input, 20
44°F
Analog Input, 22
100%
Analog Input, 24
120°F
Analog Input, 25
Analog Input, 26
Analog Input, 27
Object Name
Description
Active Cool/Heat
Active chiller
Setpoint
water or hot
Temperature
water setpoint.
Active capacity
Active Current
current limit
Limit Setpoint
setpoint.
Level of
capacity that
Actual Running
the chiller is
Capacity
currently
running at.
Circuit 1
Suction
suction
Pressure- Ckt 1
pressure.
Circuit 2
Suction
suction
Pressure- Ckt 2
pressure.
Evaporator
Circuit 2
Saturated
evaporator
Refrigerant
refrigerant
Temperature-
temperature.
Ckt 1
Evaporator
Circuit 2
Saturated
evaporator
Refrigerant
refrigerant
Temperature-
temperature.
Ckt 2
Circuit 1
Condenser
condenser
Refrigerant
refrigerant
Pressure- Ckt 1
pressure.
Circuit 2
Condenser
condenser
Refrigerant
refrigerant
Pressure- Ckt 2
pressure.
Condenser
Circuit 1
Saturated
condenser
Refrigerant
refrigerant
Temperature-
temperature.
Ckt 1
Condenser
Circuit 2
Saturated
condenser
Refrigerant
refrigerant
Temperature-
temperature.
Ckt 2
The power
Unit Power
being
Consumption
consumed by
the chiller.
Local
Local
Atmospheric
atmospheric
Pressure
pressure.
Number of
Starts-
starts for
Compressor 1A
compressor
1A.
Number of
Starts-
starts for
Compressor 1B
compressor
1B.
Units
Degrees-
Fahrenheit (64)
Percent (98)
Percent (98)
PSI
PSI
Degrees-
Fahrenheit (64)
Degrees-
Fahrenheit (64)
PSI
PSI
Degrees-
Fahrenheit (64)
Degrees-
Fahrenheit (64)
Kilowatts
PSI
None
None
83

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