Appendix – Rockwell Automation 1794-IE4XOE2,1794-IE8,1794-OE4,D17946.5.2 FLEX I/O ANALOG MODULE User Manual

Page 63

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Appendix

B

Publication 1794Ć6.5.2 - May 1996

Differences Between Series A

and Series B Analog Modules

The following lists major differences between series A and series B
analog modules.

Catalog Number

Description

Series A

Series B

1794ĆIE8,

1794ĆOE4,

1794ĆIE4XOE2

Power Up bit in Read Word

None

This bit is set when all bits in the

configuration register are 0 (unconfigured

state).

Change to range selection

tables

No off position available. Module

produces either 2V or 4mA, dependent

upon the range selected, until module is

configured.

Off position now produces 0V or 0mA,

dependent upon range selected, until

module is configured.

Specifications
1794ĆOE4

Output Current Terminal

4mA output until module is configured

4Ć20mA user configurable

0Ć20mA user configurable

0mA output until module is configured

4Ć20mA user configurable

0Ć20mA user configurable

Output Voltage Terminal

2V output until module is configured

±

10V user configurable

0-10V user configurable

0V output until module is configured

±

10V user configurable

0-10V user configurable

1794ĆIE4XOE2

Output Current Terminal

4mA output until module is configured

4Ć20mA user configurable

0Ć20mA user configurable

0mA output until module is configured

4Ć20mA user configurable

0Ć20mA user configurable

Output Voltage Terminal

2V output until module is configured

±

10V user configurable

0-10V user configurable

0V output until module is configured

±

10V user configurable

0-10V user configurable

1794ĆIE8,

1794ĆOE4,

1794ĆIE4XOE2

Agency Certification

(when product or packaging is

marked)

CSA certified

CSA Class I, Division 2, Groups A, B,

C, D certified

UL listed

CSA certified

CSA Class I, Division 2, Groups A, B,

C, D certified

UL listed

CE marked for all applicable directives

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