B&B Electronics VFG3000 - Manual User Manual

Page 73

Advertising
background image

C

ONFIGURING

D

ATA

T

AGS

E

DITING

F

LAG

T

AGS

R

EVISION

1

P

AGE

57

T

HE

D

ATA

T

AB

(F

ORMULAE

)

The Data tab of a flag formula contains the following properties...

•

The Tag Value property is used to specify the value that is to be represented by

this tag. It is typically set to a logical combination of other tags or PLC registers,
or to a comparison between numeric values. In the example shown above, the tag
is configured to be true when a motor speed exceeds a certain value.

•

The Setpoint and Simulation properties are as described for flag variables.

T

HE

D

ATA

T

AB

(A

RRAYS

)

The Data tab of a flag array contains the following properties...

•

The Elements property is used to indicate how many data items the array should

hold. Array elements are referred to using square brackets, such that

Array[0]

is

the first element, and

Array[n-1]

is the last element, where

n

is equal to the

value entered for this property.

•

The Access and Storage properties are as described for flag variables.

Advertising