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FX2N-8AD Analog input block Specifications 7
7-4
• For the I/O characteristics of the voltage/current/thermocouple input, refer to Section 9.
•FX
2N
-8AD is from production goods (SERIAL 0Z****) to V1.10 in December, 2000.
Table 7.5: Thermocouple input specifications
Item K type thermocouple J type thermocouple T type thermocouple
Analog input range
-100 to 1200
°
C
-148 to 2192
°
F
-100 to 600
°
C
-148 to 1112
°
F
-100 to 350
°
C
-148 to 662
°
F
Digital output Signed 16-bit binary Signed 16-bit binary Signed 16-bit binary
Resolution 0.1
°
C or 0.1
°
F0.1
°
C or 0.1
°
F0.1
°
C or 0.1
°
F
To t a l
accuracy
Less than
V1.10
Ambient temperature: 0 to 55
°
C
± 1 % Against full scale (-100
°
C to 1200
°
C / -148
°
F to 2192
°
F)
However, 0
°
C to 1000
°
C / 32
°
F to 1832
°
F of K type and 25
°
C to 600
°
C /
77
°
F to 600
°
F of J type are 0.5 %.
V1.10
or more
Ambient temperature: 0 to 55
°
C
± 0.5% against a full scale.
± 6.5
°
C / ± 11.7
°
F when it uses K type
± 3.5
°
C / ± 6.3
°
F when it uses J type
Ambient temperature:
0 to 55
°
C
± 0.7%
(± 3.15
°
C / ± 5.67
°
F)
against a full scale.