Endress+Hauser Proline Promass E TB2 HART - Page 58

Commissioning Proline Promass E TB2 HART
58 Endress+Hauser
Parameters Description Selection/
User entry
Factory setting
Fixed reference density Enter the fixed value for the
reference density.
Max. 15-digit, positive
floating-point number
Country-dependent:
• 1 kg/Nl
• 62.4 lb/Scf
Linear expansion coefficient Enter the linear, fluid-
specific expansion coefficient
for calculating the reference
density.
0 to 1 [1/K] 0 [1/K]
Square expansion coefficient For media with a non-linear
expansion pattern, use this
function to enter a quadratic,
fluid-specific expansion
coefficient for calculating the
reference density.
0 to 1 [1/K
2
] 0 [1/K
2
]
Temperature unit Select the unit for
temperature.
Result
The selected unit applies for:
– Current outputs
– Reference temperature
– Simulation process
variable
Unit picklist Country-dependent:
•
°C (Celsius)
•
°F (Fahrenheit)
Reference temperature Enter the reference
temperature for calculating
the reference density.
Max. 15-digit floating-point
number with sign
Country-dependent:
•
20 °C
•
68 °F
Current span Select the current range for
the process value output and
for the upper and lower level
for signal on alarm.
• 4 to 20 mA NAMUR
• 4 to 20 mA US
• 4 to 20 mA
• Fixed current
Country-dependent:
• 4 to 20 mA NAMUR
• 4 to 20 mA US
4 mA value Enter the value for the 4 mA
current.
Max. 15-digit floating-point
number with sign
Country-dependent:
• 0 kg/h
• 0 lb/min
20 mA value Enter the value for the 20 mA
current.
Max. 15-digit floating-point
number with sign
Depends on country and
nominal diameter
Failure mode Select the value the current
output adopts in an alarm
condition.
• Min.
• Max.
• Last valid value
• Actual value
• Defined value
Max.
Failure current Select the current value the
current output adopts in an
alarm condition.
3.59 to 22.5 mA 22.5 mA