- 100
-75
-50
-25
0
-25-50-75- 100(
q
C)
Thermocouple input range
(K)
Temp. of
terminal
Temp. of
terminal
A/D conversion value
Correspondence table of A/D conversion
values
Analog I/O Unit
FP0
4-11
Matsushita Automation Controls
4.3 A/D Conversion Characteristics
Thermocouple input:
Setting a temperature lower than the temperature of terminal using the analog mode
switch (
*
section 4.1.1)
Temperature (
q
C) A/D conversion value
Temperature of terminal
Temperature of terminal
0
0
-25
-25
-50
-50
-75
-75
-100
-100
Processing if the range is exceeded
Input value
Converted value
Temperature of terminal
or more
Temperature of terminal
Lower
limit
with T type
thermocouple
-250
with J type
thermocouple
-200
with K type
thermocouple
-250
Disconnected
20000
A value is output even if the boundary of the measured
value (-100
q
C) is exceeded, but the measurement
accuracy cannot be guaranteed.