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M800W/M80W Series Connection and Setup Manual
4 General Specifications
(a-4) Outline of resistance temperature detector input circuit
Input circuit
<3-wire type>
Resistance
temperature
detector
<4-wire type>
Resistance
temperature
detector
Input conditions
Set the input signal within the range as shown in the conditions below.
Input temperature range
Resolution
Max. input delay (AI input to R register
output)
Disconnection detection function
Precision (Note)
IB-1501268-K
Pt100
Pt1000
(Note) Refer to "(a-5) Supplement: Overall precision of temperature measurement".
FCU8-DX409
Constant
current
source
AI
A
a
B
b
FG
FG
FCU8-DX409
Constant
current
AI
source
A
a
B
b
FG
FG
-50°C to +300°C
0.1°C (Normal mode) or 0.03°C (High resolution mode)
40ms
Provided
± 1.5°C (Measurement temperature -50 to +150°C)
± 1.8°C (Measurement temperature +150 to +300°C)
± 1.8°C (Measurement temperature -50 to +150°C)
± 2.2°C (Measurement temperature +150 to +300°C)
156
ADC
SG
ADC
SG
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