Chapter 3 – Hardware Design
Figure 6: Front and back views of the RA332
A AC or DC power input.
B Mains and Ready back panel indicators: Mains is lit when the module is powered-up. Ready indicator
lights up after the module self-test is completed.
C Up to 16 analog inputs for voltage, current, or DC transducers, identified as 101 to 116.
D Up to 32 digital inputs identified as 201 to 232.
E One connector for fiber optic links. The connector has an Act indicator that lights up when its link is active
(i.e., it is receiving requests of the processing module).
F Front Panel Indicators: Mains lights up when the module is powered-up. Ready indicator lights up after the
module self-test is completed. The Link1 indicator lights up when active.
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