GAI-Tronics 12584-002 I/O Control Module User Manual

Page 6

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Pub. 42004-388B

Model 12584-002 I/O Control Module

Page: 6 of 15

\\s_eng\gtcproddocs\standard ioms - current release\42004 instr. manuals\42004-388b.doc
04/07

Switch Settings for Remote I/O Applications

When the I/O Control Module is being used for remote input/output control or for alarm activation and
reset from a master control device, the switches must be set as follows:

Table 5. Hex Switch Settings for Serial Data Control

Hex

Switch No.


Function


Settings

S1 and S2

Address - TBD by system master
controller

A unique address must be set for each I/O
control module in the system. As
determined by the system master control
device. Device addressing should be set in
sequential order starting with address 01.

Table 6. DIP S4 Switch Settings: Serial Data Control

DIP

Switch S4


Function


Settings

S4-1

S4-2

S4-3

Baud rate to be determined by system
master controller’s baud rate.
See Table 1.

Baud rate must be set to match the master
controller.

S4-4 N/A

N/A

S4-5 N/A

N/A

S4-6

Wait for poll request from master

Closed

S4-7

Return address to master controller

Open

S4-8

Do not signal data fault with master

Closed

Reset Switch

A small push-button switch is provided to restart the I/O controller’s microprocessor. Momentarily press
the button to initiate the reset sequence.

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