NOVA541
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(Refer to page77, “Error display and correction”)
Symbol
Parameter
Setting range
Display
Unit
Default
R.SL
RJC Select
OFF, ON
IN-T = TC
ABS
ON
4-1-10 Entire-range correction (AL.BS)
▪ Adjust offset of PV display in entire range.
PV = Input + Bias in the whole range(AL.BS)
Symbol
Parameter
Setting range
Display
Unit
Default
AL.BS
All Bias Value
EUS(-100.0 ∼ 100.0%)
Always
EUS
EUS(0.0%)
4-1-11 Piecewise correction
▪ Adjust 5 offsets of PV display by piecewise correction method.
Symbol
Parameter
Setting range
Display
Unit
Default
BS.P1
Reference Bias Point 1
EU(0.0 ~ 100.0%)
IN.RL ≤ BS.P1 ≤ BS.P2
≤ BS.P3 ≤ IN.RH
Always
EU
EU(100.0%)
BS.P2
Reference Bias Point 2
BS.P3
Reference Bias Point 3
BS0
Bias Value for IN.RL Point
EUS(-100.0 ∼ 100.0%)
Always
EUS
EUS(0.0%)
BS1
Bias Value for BS.P1 Point
BS2
Bias Value for BS.P2 Point
BS3
Bias Value for BS.P3 Point
BS4
Bias Value for IN.RH Point
Piecewise input correction
▪ Getting corrected temperature at a temperature by piecewise correction
▪ R.PV = the input temperature, B.PV = temperature after correction,
IN.RL = low limit, IN.RH = high limit
▪
IN.
RL ~ BS.P1 : B.PV = R.PV + ( R.PV – IN.RL)
X
━━━━━━━━━━
+ BS0
▪ BS.P1 ~ BS.P2 : B.PV = R.PV + ( R.PV – BS.P1 ) X ━━━━━━━━━━ + BS1
(BS.P2 ~ BS.P1)
(BS2 ~ BS1)
(BS.P1 – IN.RL)
(BS1
–
BS0)
