2 information on foundation fieldbus – VEGA VEGABAR 61 Foundation Fieldbus User Manual
Page 63
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
Si
mu
late
ALARM
S
Out
PV
FIELD-VALUE
M
od
e & Stat
us
PV
F-TIME
LO
W
-CUT
OFF
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
Linearization
adjustment
Channel = 1: Primary Value
Channel = 2: Secondary Value 1
Channel = 3: Secondary Value 2
Channel = 4: Temperature
Fig. 29: Transducer Block VEGABAR 61
TB Transducer Block
AI
Function Block (AI =Analogue Input)
Diagram, adjustment
The following illustration shows the function of the adjustment:
VEGABAR
61 • Foundation Fieldbus
63
10 Supplement
28258
-
EN
-081209