beautypg.com

2 foundation fieldbus, Block diagram, measured value processing, Diagram, adjustment – VEGA VEGASON 63 Foundation Fieldbus User Manual

Page 44

background image

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: