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M800W/M80W Series Connection and Setup Manual
4 General Specifications
(a-3) Outline of thermocouple input circuit
Input circuit
Thermocouple
Input conditions
Set the input signal within the range as shown in the conditions below.
Input temperature range
Resolution
Cold junction compensation
Cold junction compensation precision
Max. input delay (AI input to R register
output)
Disconnection detection function
Precision (Note)
Cold junction
compensation resistor
(Pt100)
Set the lead length 2cm or shorter.
K type
J type
(Note) Refer to "(a-5) Supplement: Overall precision of temperature measurement".
FCU8-DX409
AI
V+
V-
FG
Constant
current
source
FG
CJ+
CJ-
(As a guide)
-40°C to +600°C
0.1°C
Use Pt100.
±1°C
40ms
Provided
± 3°C (Measurement temperature -40 to +150°C)
± 4°C (Measurement temperature +150 to +300°C)
± 5°C (Measurement temperature +300 to +450°C)
± 6°C (Measurement temperature +450 to +600°C)
± 2.8°C (Measurement temperature -40 to +150°C)
± 3.8°C (Measurement temperature +150 to +300°C)
± 4.8°C (Measurement temperature +300 to +450°C)
± 5.8°C (Measurement temperature +450 to +600°C)
155
ADC
SG
IB-1501268-K
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