Allen-Bradley 1794-IE8 Series B - Specifications - 1794-IE4 XOE2;B 4 Input;2 Output Analog Combo Module

Specifications A–5
Publication 17946.5.2 - May 1996
Specifications - 1794IE4XOE2/B 4 Input/2 Output Analog Combo Module
Input Specifications
Number of Inputs 4 singleended, nonisolated
Resolution
Voltage
Current
12 bits  unipolar; 11 bits plus sign  bipolar
2.56mV/cnt unipolar; 5.13mV/cnt bipolar
5.13µA/cnt
Data Format left justified 16bit 2's complement
Conversion Type Successive approximation
Conversion Rate
256µs all channels
Input Current Terminal 420mA (user configurable)
020mA (user configurable)
Input Voltage Terminal
±10V (user configurable)
010V (user configurable)
Normal Mode Rejection Ratio
Voltage Terminal
Current Terminal
-3db @ 17Hz; -20db/decade
-10.0dB @ 50Hz, -11.4dB @ 60Hz
-3db @ 9Hz; -20db/decade
-15.3dB @ 50Hz, -16.8dB @ 60Hz
Step Response to 63%
Voltage Terminal
Current Terminal
9.4ms
18.2ms
Input Impedance
Voltage Terminal
Current Terminal
100k ohms
238 ohms
Input Resistance
Voltage Terminal
Current Terminal
200k ohms
238 ohms
Absolute Accuracy
1
Voltage Terminal
Current Terminal
0.29% Full Scale @ 25
o
C
0.29% Full Scale @ 25
o
C
Accuracy Drift with Temperature
Voltage Terminal
Current Terminal
0.00428% Full Scale/
o
C
0.00407% Full Scale/
o
C
Maximum Overload 30V continuous or 32mA continuous, one channel at a time
Output Specifications
Number of Outputs 2 singleended, nonisolated
Resolution
Voltage
Current
12 bits plus sign
2.56mV/cnt
5.13µA/cnt
Data Format left justified 16bit 2's complement
Conversion Type Pulse Width Modulation
Conversion Rate 1.024ms maximum all channels
Output Current Terminal 0mA output until module is configured
420mA user configurable
020mA user configurable
Output Voltage Terminal
0V output until module is configured
±10V user configurable
0-10V user configurable
Step Response to 63% of FS 24ms
Specifications continued on next page.