Rockwell Automation 1794-XXXX FLEX I/O High-Density Analog Modules User Manual

Page 61

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Publication 1794-UM062A-EN-P - September 2012

Data Tables 53

Write Word 4

Bits 00…03

Multiplex control bits – for individual channels.
These bits control the safe state analog outputs. – Bit
00 corresponds to output channel 0, bit 01 corresponds
to output channel 1, and so on.
1 = use words 0, 1, 2 or 3 as directed by channel
number n
0 = use words 10, 11, 12 or 13 as directed by channel
number n
When bits 00…03 are all cleared (0) simultaneously by
a communication error or user choice through the
programmable controller program, word 5 full range
and configure select bits are preserved at their last
setting.

Bits 04…15
(04…17)

Not used – set to 0.

Write word
6…9

Bits 00…03

Full range bits (F) for individual channels – Bit 00
corresponds to output channel 0, bit 01 corresponds to
output channel 1, and so on. See Range Selection Bits –
1794-OE4/B and 1794-OE4XT Analog Output Module on
page 52.

Bits 04…07
(04…09)

Not used – set to 0.

Bits 08…11
(10…13)

Configure select bits (C) for individual channels
Bit 08 corresponds to output channel 0, bit 09
corresponds to output channel 1, and so on. See Range
Selection Bits – 1794-OE4/B and 1794-OE4XT Analog
Output Module on page 52.

Bits 12…15
(14…17)

Not used – set to 0.

Write words
7…14

Bits 00…15
(00…17)

Not used – set to 0.

Word/Bit Descriptions – 1794-OE4/B and 1794-OE4XT Analog Output Module

Word

Decimal Bit
(Octal Bit)

Definition

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