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2.4.2 Jumper Settings for Auxiliary Power on COM 3
and/or COM 4
4
1
1
5
2
2
3
6
3
4-5 On:
1-2, 5-6 On:
Normal
RI pin provides
(Standard RS232)
+5V power
6
3
6
2
5
5
4
4
1
4-5 On:
1-2, 5-6 On:
Normal
RI pin provides
(Standard RS232)
+5V power
COM 3 and COM 4 are standard RS232 serial ports. These ports'
RI pin will provide auxiliary power if JP2 (for COM 4) and/or JP3
(for COM 3) are set to the +5V or +12V settings.
1
4
4
5
5
2
3
6
6
2-3, 5-6 On:
RI pin provides
+12V power
3
6
3
2
2
5
1
4
1
2-3, 5-6 On:
RI pin provides
+12V power
Hardware Installation
JP3
JP2
2
25
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