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
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