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3. SPECIFICATIONS
3.2
Performance Specifications
Item
Temperature sensor input
Detected
Output
temperature
Scaling value
Applicable thermocouples
and temperature
measurement range accuracy
Cold junction compensation
accuracy
Overall accuracy
Maximum resolution
Conversion speed
(sampling time)
Absolute maximum input
Number of analog input
points
Insulation method
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The performance specifications of the AJ65BT-68TD are shown below.
16-bit signed binary (-2000 to 17000 : value to one decimal place multiplied by 10)
Applicable
Temperature
thermocouple
measuremen
type
t range [°C ]
B
600 to 1700
R
200 to 1600
S
200 to 1600
-200 to 0
K
0 to 1200
-200 to 0
E
0 to 800
J
0 to 750
-200 to 0
T
0 to 350
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Specifications
-200 to 1700 °C
16-bit signed binary (0 to 2000)
Conversion accuracy
(When ambient operating
temperature is 25 ±5 °C)
± 2.5 °C
0 to 200
± 2.0 °C
0 to 200
± 2.0 °C
±0.5 °C or ±0.25 % of the
measured temperature,
whichever is greater
± 1.0 °C
Depends on *1 calculation expression
B, R, S : 0.3 °C
K, E, J, T : 0.1 °C
45 ms/channel *2 ms/ch
± 5 V
8 channels + Pt100 connection channel
Thermocouple input to CC-Link transmission : Transformer insulation
Between channels
3-2
MELSEC-A
Temperature characteristic
(Per 1 °C of ambient operating
temperature change)
± 0.4 °C
± 0.4 °C
± 0.3 °C
± 0.4 °C
± 0.3 °C
±0.06 °C or ±0.3 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.02 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.3 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.02 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.02 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.3 % of the measured
temperature, whichever is greater
±0.06 °C or ±0.02 % of the measured
temperature, whichever is greater
: Transformer insulation
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