Rockwell Automation 1746-FIO4V SLC 500 Fast Analog I/O/ User Manual User Manual
Page 78
Publication 1746-UM009B-EN-P - September 2007
78 Module Specifications
Noise Immunity
NEMA standard ICS 2-230
Temperature, Operating
0… 60 °C (32…140 °F)
Temperature, Storage
–40…85 °C (–40…185 °F)
Relative Humidity
5 … 95% (noncondensing)
General Input Specifications - 1746-FIO4I, 1746-FIO4V
Attribute
Value
Converter Resolution
12 bits
Converter Type
Successive approximation
Track and Hold Time to Acquire the Analog
Signal Before Conversion
1.5 µs (nom)
Signal Convert from Hold
6.0 µs (nom)
Conversion Time (sum of above two specs)
7.5 µs every 512 µs (nom)
Non-linearity
±0.073% of full scale (max)
Location of LSB in I/O image word
0000 0000 0000 0001
Image Format (HEX)
0FFF
Common Mode Voltage Range
0 …20V (max)
Common Mode Rejection at 60 Hz
50 dB (min with 1 k
Ω
imbalance)
Channel Bandwidth
7.0 kHz (min @ 3 dB point)
Module Throughput
1.10 ms (max
(1)
)
512 µs (typical)
(1)
Worst case throughput occurs when the module just misses seeing an event occur.
Step Response (5…95%)
100 µs
Impedance to ANL COM
500 k
Ω
Impedance Channel-to-channel
1 M
Ω
Field Wiring to Backplane Isolation
500V dc
Voltage Input Specifications - 1746-FIO4I, 1746-FIO4V
Attribute
Value
Input Operating Range
0…10V dc (max)
Input Impedance
1 M
Ω
(nom)
Resolution
2.4414 mV per LSB (nom)
Voltage Input Coding (0…10V dc – 1 LSB)
0…4095 counts
Electrical Specifications - 1746-FIO4I, 1746-FIO4V
Attribute
Value