
Publication 1746-UM004A-US-P
B-4
Program Port and
Protocol Selection
(Jumper JW4)
See Figure 3.1 on page 3-1 for the locations of the four jumpers.
See Figure 3.5 on page 3-5 for jumper JW4 pin assignments and settings.
Specify the Program Port and its protocol by filling in the table below.
What to Do Next: Give a copy of this worksheet to the hardware installer. Store
this worksheet with your application program for future reference.
Table B.4 Program Port and Protocol Selection
Selection
Port
Program
Port?
Protocol Corresponding
Jumper
Position on JW4
PRT1
YES
Default Communication
Settings
PRT2
NO
ASCII Interface
Across pins 3 and 4, 5 and 6
DH485
NO
Run Time DH485
PRT1
NO
ASCII Interface
PRT2
NO
ASCII Interface
Across pins 1 and 3, 2 and 4
DH485
YES
DH485 Program Port
(non-isolated)
PRT1
YES
Programmed
Communication Settings
PRT2
NO
ASCII Interface
Across pins 3 and 5, 4 and 6
DH485
NO
Run Time DH485
PRT1
YES
Programmed
Communication Settings
PRT2
NO
DF1
Across pins 1 and 2, 3 and 4
DH485
NO
Disabled
Содержание 1746-BAS
Страница 4: ...Publication 1746 UM004A US P Summary of Changes ii...
Страница 8: ...Publication 1746 UM004A US P Table of Contents iv...
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Страница 34: ...Publication 1764 UM001A US P 2 8 Component Selection...
Страница 70: ...Publication 176 UM04A US P A 4 Specifications...
Страница 83: ...Spare Allen Bradley Parts...