Emerson PACSystems RSTi-EP - Process Data† Outputs EP-5422; Digital Pulse Width Modulation Output Module EP-5442

User Manual Section 5
GFK-2958L May 2021
Detailed Description of I/O Modules 277
Byte
Format
Name
Bit
Function, if active
Remarks
IX0.3
Output mode
0: PN-switching 1: P-switching
IX0.4 … 0.7
reserved
IB1
IX1.0 … 1.7
reserved
IB2
Word
Channel 1:
Status word
IX2.0
reserved
IX2.1
Status PWM output
0: disabled, 1: enabled
IX2.2
reserved
IX2.3
Output mode
0: PN-switching 1: P-switching
IX02.4 … 2.7
reserved
IB3
IX3.0 … 3.7
reserved
†
Internal process data mapping with data format Standard. Depending on the fieldbus specification and the data format
of the communicating fieldbus components the bytes and/or words can be reversed during data transfer.
5.21.6 Process Data† Outputs EP-5422
Byte
Format
Name
Bit
Function,
if set
Remarks
QB0
Double
Word
Channel 0:
Pulse
duration
Input value * 0.02083
μ
s
Input range: 1 ... 8,388,607
QB1
QB2
QB3
QB4
Double
Word
Channel 1:
Pulse
duration
Input value * 0.02083
μ
s
Input range: 1 ... 8,388,607
QB5
QB6
QB7
QB8
Word
Channel 0:
Control
word
QX8.0 … QX8.1
reserved
QX8.2
Output mode
0: PN-switching 1: P-switching
QX8.3 … QX8.7
reserved
QB9
QX9.0
starts output
Setting with edge 0-1, dominates
stop bit
QX9.1
stops output
Setting with edge 0-1, start bit must
be reset
QX9.2 … QX9.7
reserved
QB10
Word
Channel 1:
Control
word
QX10.0 … QX10.1
reserved
QX10.2
Output mode
0: PN-switching 1: P-switching
QX10.3 … QX10.7
reserved
QB11
QX11.0
starts output
Setting with edge 0-1, dominates
stop bit
QX11.1
stops output
Setting with edge 0-1, start bit must
be reset
QX11.2 … QX11.7
reserved
†
Internal process data mapping with data format Standard. Depending on the fieldbus specification and the data
format of the communicating fieldbus components the bytes and/or words can be reversed during data transfer.
5.22 Digital Pulse Width Modulation Output Module
EP-5442