Rockwell Automation 1794-IE8XOE4 FLEX I/O DC Input, Output, and Input/Output Analog Modules Installation User Manual

Page 17

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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

μ

V/cnt

0.641

μ

A/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

μ

V/cnt

0.641

μ

A/cnt

Data format

Left-justified 16-bit

Input conversion type

Successive approximation

Input conversion rate

8.0 ms all channels

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