User guide

Serial Power Table
Chapter 18 Configuring Power Over the Serial Ports 82
Serial Power Table
Use this table for summary information for a serial power setup.
.
Quick Summary
Table for Setup of
Serial Power
DTR Power RI Power
OUT OUT IN
Switch Settings
DTR setting DTR ON DTR OFF DTR OFF
Ports Allowed 1, 2, 3, 4
1*, 2, 3, 4
*unless port 1 is used
for power in
1
Jumper Pin Settings
P-9 jumper on pins
1 & 2
P-6 jumper on pins
2 & 3
(Factory Default)
P-9 jumper on pins
1 & 2
P-6 jumper on pins
2 & 3
(Factory Default)
P-9 jumper on pins
2 & 3
P-6 jumper on pins
1 & 2
Power Budget
9v @ up to 100mA
one watt
5v @ up to 200 mA
one watt
9 -30 v @ up to
525mA (max)
Note
Here are the pins to ver-
ify the jumper position.
The default position has
the jumpers on the two
pins furthest from the
edge. DO NOT MOVE
THE JUMPERS FROM
THE DEFAULT
UNLESS USING RI
POWER IN.