West Control Solutions TB 45 Temperature Limiter - Manual (Page 43)

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