Honeywell HC900 Reference Manual page 41

Properties Group
Setup for
Gas Relative
Method 1 & 2
Density
Rel Density
Ref Temp
Rel Density
Ref Pres
Setup for
Heating Value
Method 1 only
Calorimeter
Ref Temp
Calorimeter
Ref Pres
Combustion
Ref Temp
Gas Components
CO2
HYDROGEN
CO
NITROGEN
Revision 11
2/07
Parameter Index #
HC900 Hybrid Control Designer Function Block Reference Guide
Parameter Description
Gas Relative Density
Relative density reference
temperature in units
selected by the UNITS
configuration parameter.
Relative density reference
pressure in units selected
by the UNITS configuration
parameter.
Heating value in units
selected by the UNITS
configuration parameter.
Calorimeter reference
temperature in units
selected by the UNITS
configuration parameter.
Calorimeter reference
pressure in units selected
by the UNITS configuration
parameter.
Combustion reference
temperature in units
selected by the UNITS
configuration parameter.
Each of the 4 gas
component fractions can be
configured with either a
constant fraction value
derived from a lab report or
from an on-line gas
chromatograph.
Function Blocks
AGA8GS Function Block
Value or Selection
Enter a positive number >0
Enter a positive number >0
Enter a positive number >0
Enter a value from
-99999 to 99999
Enter a value from
-99999 to 99999
Enter a value from
-99999 to 99999
Enter a value from
-99999 to 99999
< 1.0 and >= 0.0
The sum of the gas components
should equal 1.
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