IDEC FC4A-C10R2, User Manual

Page: 66 / 525

2: M
ODULE
S
PECIFICATIONS
2-46 « FC4A M
ICRO
S
MART
U
SER
’
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M
ANUAL
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Analog Input Specifications (END Refresh Type)
For Note 1 through Note 3, see page 2-50.
Type No. FC4A-L03A1 / FC4A-J2A1 FC4A-L03AP1
Analog Input Signal Type Voltage Input Current Input Thermocouple
Resistance
Thermometer
Input Range 0 to 10V DC 4 to 20 mA DC
Type K
(0 to 1300°C)
Type J
(0 to 1200°C)
Type T
(0 to 400°C)
Pt 100
3-wire type
(–100 to 500°C)
Input Impedance 1 M
Ω
minimum 10
Ω
1 M
Ω
minimum 1 M
Ω
minimum
Allowable Conductor Resistance
(per wire)
— — — 200
Ω
maximum
Input Detection Current — — — 1.0 mA maximum
AD
Conversion
Sample Duration Time 20 ms maximum 20 ms maximum
Sample Repetition Time 20 ms maximum 20 ms maximum
Total Input System
Transfer Time
(Note 1)
105 ms + 1 scan time 200 ms + 1 scan time
Type of Input
Single-ended
input
Differential input
Operating Mode Self-scan
Conversion Method
∑∆
type ADC
Input Error
Maximum Error at 25°C ±0.2% of full scale
±0.2% of full scale
+ cold junction
compensation
error
(±4°C maximum)
±0.2% of full
scale
Temperature Coefficient ±0.006% of full scale/°C
Repeatability after
Stabilization Time
±0.5% of full scale
Non-lineality ±0.2% of full scale
Maximum Error ±1% of full scale
Data
Digital Resolution 4096 increments (12 bits)
Input Value of LSB 2.5 mV 4 µA
K: 0.325°C
J: 0.300°C
T: 0.100°C
0.15°C
Data Type in Application
Program Default: 0 to 4095
Optional: –32768 to 32767 (selectable for each channel) (Note 2)
Monotonicity Yes
Input Data Out of Range Detectable (Note 3)
Noise
Resistance
Maximum Temporary
Deviation during Electrical
Noise Tests ±3% maximum
(when a 500V clamp voltage is applied to the power
supply and I/O lines)
Not assured
Input Filter No
Recommended Cable for
Noise Immunity
Twisted pair shielded cable —
Crosstalk 2 LSB maximum
Isolation
Between input and power circuit: Isolated
Between input and internal circuit: Photocoupler-isolated
Effect of Improper Input Connection No damage
Maximum Permanent Allowed Overload
(No Damage)
13V DC 40 mA DC —
Selection of Analog Input Signal Type Using programming software
Calibration or Verification to Maintain
Rated Accuracy
Not possible