IDEC MicroSmart - Manual (Page 66)

2: M ODULE S PECIFICATIONS
2-46 « FC4A M ICRO S MART U SER ’ S M ANUAL »
Analog Input Specifications (END Refresh Type)
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
250
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 10 (20) ms (Note 1)
10 (20) ms
(Note 1)
20 ms
Sample Repetition Time 20 ms 20 ms
40 (20) ms
(Note 1)
Total Input System
Transfer Time (Note 2) 60 (105) ms + 1 scan time
(Note 1)
60 (200) ms
+ 1 scan time
(Note 1) 80 (200) ms
+ 1 scan time
(Note 1)
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)
13,000 increments maximum (14 bits) (Note 3)
Input Value of LSB 2.5 mV 4 µA
K:
0.100°C/0.180°F
(0.325°C)
J:
0.100°C/0.180°F
(0.300°C)
T:
0.100°C/0.180°F
(0.100°C)
(Note 3)
0.100°C/0.180°F
(0.150°C)
(Note 3)
Data Type in Application
Program Default: 0 to 4095
Optional: –32768 to 32767 (selectable for each channel) (Note 4)
Monotonicity Yes
Input Data Out of Range Detectable (Note 5)