User guide

10.2 Information on Foundation Fieldbus
Block diagram, measured value processing
The following illustration shows the Transducer Block and Function block in simplified form.
t
i
Simulate
ALARM
S
OutPV
FIELD-VALUE
M
od
e & Stat
us
PV
F-TIME
LOW-CUTOFF
L-TYPE
OUT-
SCALE
PV-SCALE
DIRECT
INDIRECT
INDIRECT
SQRT
bar % Lin%
Primary
Value
Secondary
Value 1
Secondary
Value 2
Sensor mounting
correction
AI 2
AI 3
AI 1
TB
Temperature
Sensor_Value
Linearizationadjustment
Channel = 1: Primary Value
Channel = 2: Secondary Value 1
Channel = 3: Secondary Value 2
Channel = 4: Temperature
Fig. 16: Transducer Block IPT-1* Vers. 3.0
TB Transducer Block
AI Function Block (AI =Analogue Input)
Diagram, adjustment
The following illustration shows the function of the adjustment:
Process pressure transmitter IPT-1* Vers. 3.0 - metalic sensor • Foundation Fieldbus 45
10 Supplement
31545-EN-081211