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2 2-point correction 43, Point-correction 43, Point correction – West Control Solutions TB 45 Temperature Limiter User Manual

Page 43

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9.2

2-point correction

2-point correction can change the offset and gradient

of

the input curve.
Parameter setting:

(

ConF/ InP/ Corr = 2 ):

w

2-point correction is possible off-line
by means of an input signal simulator,

w

or on-line in 2 steps: correct one value

f

irst and the second value
subsequently, e.g. after heating up the

f

urnace..

InL:

The input value of the lower scaling point is displayed. The correction function is activated via
keys ÈÌ ; the display changes from Off to the measurement value.
Adjust the lower input value by means of an input signal simulator and press key ô to confirm
the input value.

OuL:

The display value of the lower scaling point is indicated.
Press keys ÈÌ to correct the lower display value and press key ô to confirm the display value.

InH:

The input value of the second scaling point is displayed. Activate the corrective function by press-
ing keys ÈÌ ; the display changes from Off to the measured value.
Adjust the upper input value by means of the input signal simulator and confirm the input value
by pressing key ô .

OuH:

The display value of the upper scaling point is indicated. Correct the upper display value by pres-
sing keys ÈÌ and press key ô to confirm the display value.

Calibrating level

TB 45

2-point correction

43

r

3 sec.

r

PArA

CAL

r

r

InP

r

r

r

End

r

r

InL

InL

OuL

r

r

InH

InH

OuH

r

ConF

r

r

450.3

450.0

дььь

ф

ф

ф

ф

ф

ф

ф

ф

ф

ф

X

standard
2-point-correction

InL

InH

OuL

neu

OuH

neu

display

OuH

alt

OuL

alt