VEGA VEGASON 63 Foundation Fieldbus - Manual (Page 44)

44
10 Supplement
VEGASON 63 • Foundation Fieldbus
28792-EN-130417
For that reason the associated approval documents of these instruments have to be carefully
noted. They are part of the delivery or can be downloaded under www.vega.com via "VEGA Tools"
and "serial number search" as well as via "Downloads" and "Approvals".
10.2 Foundation Fieldbus
Block diagram, measured value processing
The following illustration shows the Transducer Block (TB) and Function block (FB) in simplified
form.
t
i
Simulate
ALARMS
Out PV
FIELD-VALUE
Mode & Status PVF-TIME LO
W
-CUT
OFF
L-TYPE
OUT
-SCALE
PV
-SCALE
DIRECT
INDIRECT
INDIRECT
SQRT
m(d) % Lin%
min/max
adjustment
Linearization
Primary
Value
Secondary
Value 2
Secondary
Value 1
Sensor_Value
AI 2
AI 1
TB
AI 3
Temperature
Channel
Channel = 1: Primary Value
Channel = 2: Secondary Value 1
Channel = 3: Secondary Value 2
Channel = 4: Temperature
Fig. 29: VEGASON 63 measured value processing
Diagram, adjustment
The following illustration shows the function of the adjustment: