Rockwell Automation 1794-XXXX FLEX I/O High-Density Analog Modules - Manual (Page 43)

35 Publication 1794-UM062A-EN-P - September 2012
Appendix A
Specifications
Overview This Appendix lists all input, output, general and environment specifications, as
well as certifications for the following FLEX I/O Analog Modules: 1794-IE8,
1794-IE8XT, 1794-IE12, 1794-OE4, 1794-OE4XT, 1794-OE12,
1794-IE4XOE2, 1794-IE4XOE2XT, 1794-IE8XOE4.
Input Specifications
The following are input specifications for the FLEX I/O analog input and
combination modules.
Input Specifications – 1794-IE8, 1794-IE8XT, 1794-IE12, 1794-IE4XOE2, 1794-IE4XOE2XT, 1794-IE8XOE4 Analog Input Modules
Specification 1794-IE12 1794-IE8XOE4 1794-IE8, 1794-IE8XT 1794-IE4XOE2,
1794-IE4XOE2XT
Number of inputs 12 single-ended,
non-isolated 8 single-ended, non-isolated 4 single-ended,
non-isolated
Resolution
Voltage
Current
320 μV/cnt
0.641 μA/cnt
2.56 mV/cnt unipolar; 5.13 mV/cnt bipolar
5.13
μA/cnt
Conversion type Successive approximation
Conversion rate, all
channels 8.0 ms 256 μs
Input current terminal
(user configurable) 4…20 mA
0…20 mA
Input voltage terminal
(user configurable) ±10V
0…10V
Normal mode rejection
ratio
voltage terminal
current terminal
-3 db @ 0.05 Hz; -20 db/decade
-52 db @ 50 Hz: -54 db @ 60 Hz
-3 db @ 1.5 Hz: -20 db/decade
-29 db @ 50 H -3 db @ 17 Hz; -20 db/decade
-10.0 dB @ 50 Hz, -11.4 dB @ 60 Hz
-3 db @ 9 Hz; -20 db/decade
-15.3 dB @ 50 Hz, -16.8 dB @ 60 Hz
Step response to 63%
voltage terminal
current terminal
1.3 s
0.09 s 9.4 ms
18.2 ms