Analog I/O Unit
FP0
4-10
Matsushita Automation Controls
4.3 A/D Conversion Characteristics
Input voltage (V) A/D conversion value
-10.0
-2000
-7.5
-1500
-5.0
-1000
-2.5
-500
0.0
0
+2.5
+500
+5.0
+1000
+7.5
+1500
+10.0
+2000
Processing if the range is exceeded
Input value Converted value
-10 V or less
-2000
+10 V or more
+2000
Thermocouple input:
Setting a temperature higher 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
25
25
250
250
350
350
500
500
750
750
1000
1000
Processing if the range is exceeded
Input value Converted value
Temperature of terminal
or less
Temperature of terminal
Upper
limit
350
q
C or more
(with T type
thermocouple)
350
750
q
C or more
(with J type
thermocouple)
750
1000
q
Cormore
(with K type
thermocouple)
1000
Disconnected
20000
If the measured temperature exceeds the upper limit of the
range, a value higher than the upper limit value is not
output.
Voltage range: -10 to +10 V DC input
Correspondence table of A/D conversion
values
2000
1000
0
- 1000
- 2000
-10 -5 5
10 (V)
(K)
Analog input range
A/D conversion value
1000 (
q
C)
Temp. of
terminal
1000
750
500
250
0
250
500
750
(K)
350
350
(K type
thermocouple)
(J type
thermocouple))
(T type thermocouple)
Thermocouple input range
A/D conversion value
Temp. of
terminal
Correspondence table of A/D conversion
values