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4 Comparison of Performance Specifications
4.4 Temperature Sensor Input
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
Common Items
4.4 Temperature Sensor Input
4.4.2 FX3U-4AD-PTW-ADP
Specifications
FX3U-4AD-PTW-ADP
Centigrade(°C) Fahrenheit(°F)
Number of input points 4ch
Input signal
3-wire platinum resistance thermometer sensor(s)
JIS C 1604-1997
Rated temperature range -100°C to +600°C-148°F to +1112°F
Digital output -1000 to +6000 -1480 to +11120
Resolution 0.2°C to 0.3°C0.4°F to 0.5°F
Overall accuracy
• Ambient temperature: 25°C±5°C ±0.5% for full scale
• Ambient temperature: 0°C to 55°C ±1.0% for full scale
Time required for
conversion
•FX
3U/FX3UC Series PLC : 200μs (Data updated every scan time.)
•FX
3G Series PLC : 250μs (Data updated every scan time.)
Input characteristics
Insulation method
• The photocoupler is used to insulate the analog input area from the PLC.
• The DC/DC converter is used to insulate the power supply from the analog inputs.
• Channels are not insulated from each other.
Number of I/O points
occupied
0 points
(This number of points is not related to the maximum number of input/output points of the PLC.)
0
+6000
+600°C
-100°C
-1150
Temperature
Digital
output
+6150
+615°C
-115°C
-1000
0
+11390
+1112°F
-148°F
-1480
Temperature
Digital
output
+1139°F
-1750
-175°F
+11120