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Option 01 VXI Interface Module User Manual
The Local Bus Interface function of the Option 01 provides serial I/O interface
for control of scanner slave and SurePatht relay modules, monitors the power
fuses of all local bus slave modules that it controls, and provides a serial input
interface to identify each local bus slave that it controls.
As part of the self test, SurePatht modules automatically verify the control
logic every time a relay operation is performed.
Figure 1–1 shows the Option 01.installed on a SurePatht relay module.
Figure 1–2 shows a typical SurePatht configuration.
F1291
Option 01
Switches as viewed
from the rear of instrument
(labels are on the back shield)
LOGICAL
ADDRS
LO
HI
INTRPT
Figure 1–1: Option 01 Indicators and Switch Locations