Appendix D - AIM4 Jumper Settings
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144732 (C)
P2 - RS-422/485 Terminator Configuration
RS-422 Mode
RS-485 Mode
Jumper
Terminator
Out
Terminator
In
Terminator
Out
Terminator
In
JP5
2-3*
1-2
2-3
1-2
JP7
2-3*
1-2
Note 1
Note 1
Note:
1. Jumper not used. Insert in factory default position.
P2 - Comm 1 External Voltage Select
JP3
Output Voltage at P2, Pin 9
1-2*
+5VDC Output
2-3
+12VDC Output
Note:
5VDC or +12VDC will appear on P2, Pin 9 when
jumpered for RS-422 or RS-485.
P2 – Comm 1, RS-485 Transmit Gating Options
Transmit Enable
JP4
JP6
DTR Active
1-2*
3-4*
DTR Inactive
1-2
1-2
RTS Active
2-3
3-4
RTS Inactive
2-3
1-2
Auto Turn-Around
Note 1
5-6
Note:
1. Jumper not used. Insert in factory default position.
External Reset Enable – Comm 3
JP12
Description
1-2
External AIM4 Reset Active
2-3*
Normal Operation
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