IDEC FC4A-C10R2 User Manual page 69

Fc4a series microsmart micro programmable logic controller
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Analog Input Specifications (Ladder Refresh Type)
Type No.
Analog Input Signal Type
Input Range
Applicable Thermistor
Input Detection Current
Sample Duration Time
Sample Repetition Time
Total Input System
AD
Transfer Time (Note 1)
Conversion
Type of Input
Operating Mode
Conversion Method
Maximum Error at 25°C
Temperature Coefficient
Repeatability after
Input Error
Stabilization Time
Non-lineality
Maximum Error
Digital Resolution
Input Value of LSB
Data Type in Application
Data
Program
Monotonicity
Input Data Out of Range
Maximum Temporary
Deviation during
Electrical Noise Tests
Noise
Input Filter
Resistance
Recommended Cable for
Noise Immunity
Crosstalk
Isolation
Effect of Improper Input Connection
Selection of Analog Input Signal Type
Calibration or Verification to Maintain
Rated Accuracy
For Note 1 through Note 3, see page 2-50.
NTC Thermistor
–50 to 150°C
100 kΩ maximum
0.1 mA
2 ms maximum
2 ms maximum
10 ms × channels + 1 scan time (Note 1)
Single-ended input
Self-scan
Successive approximation register method
±0.2% of full scale
±0.005% of full scale/°C
±0.5% of full scale
No
±1% of full scale
Approx. 4000 increments (12 bits)
0.05°C
Default:
0 to 4000
Optional:
–32768 to 32767 (selectable for each channel) (Note 2)
Temperature: Celsius, Fahrenheit (NTC only)
Resistance:
0 to 10000
Yes
Detectable (Note 3)
±3% maximum
(when a 500V clamp voltage is applied to the power supply and I/O lines)
Software
2 LSB maximum
Between input and power circuit:
Between input and internal circuit:
No damage
Using programming software
Not possible
« FC4A M
S
U
'
ICRO
MART
SER
2: M
FC4A-J8AT1
Isolated
Photocoupler-isolated
M
»
S
ANUAL
S
ODULE
PECIFICATIONS
PTC Thermistor
2-49

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