FLEX I/O DC Input, Output, and Input/Output Analog Modules 17
Publication 1794-IN106D-EN-E - January 2014
Output Specifications – 1794-OE12 and 1794-IE8XOE4 Modules
Attribute 1794-OE12
1794-IE8XOE4
Number of outputs 12 single-ended, nonisolated 4 single-ended, nonisolated
Output voltage terminal 0V output until module is configured
+
10V (user configurable)
Output current terminal 0 mA output until module is configured
4...20 mA (user configurable)
0...20 mA (user configurable)
Output resolution
Voltage terminal
Current terminal
16 bit
320 μV/cnt
0.641 μA/cnt
Data format 16 bit
Output conversion type Digital-to-analog converter
Step response to 63% of full scale,
output terminal
~70% 1st convert;
96% 2nd convert;
100% 3rd convert
Absolute accuracy
(1)
Voltage terminal
Current terminal
0.1% full scale @ 25 °C
0.1% full scale @ 25 °C
Accuracy drift with temperature
Voltage terminal
Current terminal
0.004% full scale/°C
0.004% full scale/°C
Load on output current 0...750 Ω
Load on voltage output, max 3.0 mA
(1)
Includes offset, gain, nonlinearity, and repeatability error terms.
Input Specifications – 1794-IE12 and 1794-IE8XOE4 Modules
Attribute 1794-IE12
1794-IE8XOE4
Number of inputs 12 single-ended, nonisolated
from channel to channel
8 single-ended, nonisolated
from channel to channel
Input resolution
Voltage terminal
Current terminal
16 bits
320 μV/cnt
0.641 μA/cnt
Data format Left-justified 16-bit
Input conversion type Successive approximation
Input conversion rate 8.0 ms all channels
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