DNF Controls SW2X1-RS422 Manuale d'uso - Pagina 8
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MODE SELECTION SW2X1-RS422 (LOCAL /
REMOTE CONTROL)
The SW2X1-RS422 supports two modes of control.
a.
MODE 1
Remote and local control is possible.
Active A input or A switch = Select A input.
Active B input or B switch = Select B input.
This is the default mode. A jumper is installed over pins 3 and 4 on
the J1 header on the PCB.
The mode of operation is determined ONLY at POWER UP. Changing
the jumper after power up will have no effect. Power MUST be turned
off then on to change the SW2X1's MODE.
b.
MODE 2
Remote control ONLY is possible. Local control is disabled.
The LOCKOUT LED is turned on.
Remote B input inactive = Select A input.
Remote B input active = Select B input.
A jumper is installed over pins 1 and 2 on the J1 header on the PCB.
The mode of operation is determined ONLY at POWER UP. Changing
the jumper after power up will have no effect. Power MUST be turned
off then on to change the SW2X1's MODE.
Jumper Diagram for Mode 1.
Jumper Diagram for Mode 2.
SW2X1 User Manual
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