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SBOA103C
Jan 2006
PGA309 Quick Start
System Reference Guide
7
OffsetTC1
Offset3 Offset1
−
(
)
Span2 T3 T1
−
(
)
⋅
OffsetTC1
2.963
10
6
−
×
1.624
−
10
4
−
×
(
)
−
3.673
10
3
−
×
85
40
−
(
)
−
[
]
⋅
3.602
10
4
−
×
% of span/
o
C
Bridge Sensitivity vs Temp
-5.0E-04
0.0E+00
5.0E-04
1.0E-03
1.5E-03
2.0E-03
2.5E-03
3.0E-03
3.5E-03
4.0E-03
-50
0
50
100
150
Temp, degC
K
b
ri
d
g
e
,
V
/V
offset
span
(T2, Span2)
(22.5C, 3.67E-3)
(T3, Offset3)
(85C, 2.96E-6)
(T2, Offset2)
(22.5C, 1.02E-3)
(T1, Offset1)
(-40C, -1.62E-3)
Linear end point fit is used to
determine the linear drift.
The linear drift of the
sensor’s offset given in
% of span/
o
C.
OffsetTC1