Bronkhorst®
Instruction Manual FLEXI-FLOW™ Compact
9.17.158A
30
Fluid Temperature
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
-250…500
181
113/16
0xF180…0xF181/61825…61826
Temperature of the selected fluid in °C.
Density
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
0…3.4E+38
170
33/21
0xA1A8…0xA1A9/41385…41386
Density of the selected fluid in kg/m
3
Heat Capacity
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
0…3.4E+38
250
113/18
0xF190…0xF191/61841…61842
Heat capacity of the current fluid in J/kg·K
Thermal Conductivity
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
0…3.4E+38
251
113/20
0xF1A0…0xF1A1/61857…61858
Thermal conductivity of the current fluid in W/m·K
Viscosity
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
0…3.4E+38
252
113/21
0xF1A8…0xF1A9/61865…61866
Dynamic viscosity of the current fluid in Pa·s
4.2.5.2
Fluid mixture parameters
Mix Fraction Type
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Unsigned char
RW
B
0…2
346
126/4
0x0FC4/4037
Set the fraction type of the mixture:
Value
Description
0
Volume fraction
1
Mass fraction
2
Mole fraction
Mix Volume Temperature
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
-250…500
347
126/5
0xFE28…0xFE29/65065…65066
Temperature of the mixture in °C. The value of this parameter is only relevant if
Mix Fraction Type
= 0.
Mix Volume Pressure
Type
Access
Range
FlowDDE
FLOW-BUS
Modbus
Float
RW
B
0…3.4E+38
348
126/6
0xFE30…0xFE31/65073…65074
Pressure of the mixture in bar(a). The value of this parameter is only relevant if
Mix Fraction Type
= 0.