3 INDIVIDUAL SPECIFICATIONS
3-70
6 V
Bridge output =
25 (Rxt 100)
26 (2,500 Rxt)
4r (Rxt 100)
6,250,000
Rxt:
Resistance of the RTD (resistance temperature detector) at t
r
Channel 0
Channel 1
Channel 2
Channel 3
A0
B0
C0
A/D
SHD
LQA200 internal circuit
A1
B1
C1
SHD
A2
B2
C2
SHD
A3
B3
C3
SHD
FG
6V
: Resistance of the RTD service wire
Amplifier
−
Figure 3-84 LQA200 Circuit
2,047
1,684
(1,712)
-1,791
(-1,823)
-2,048
100
-100
0
A/D conversion data [digit]
Temperature [
]
RANGE0 (-100 to +100
input)
2,047
1,827
(1,857)
-1,245
(-1,266)
-2,048
350
-200
0
A/D conversion data [digit]
Temperature [
]
RANGE2 (-300 to +500
input)
RANGE1 (-200 to +350
input)
2,047
1,876
(1,907)
-934
(-950)
-2,048
500
-200
A/D conversion data [digit]
Temperature [
]
0
•
The A/D conversion data shows the values
when using Pt100.
The data in parentheses shows the values
when using JPt100.
•
The resistance of the RTD service wire is
assumed to be 0
Ω
.
Figure 3-85 LQA200 A/D Conversion Characteristics
Содержание S10mini LQS070
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