Figure 3-28: S300-IO8 Module
CK721-A Installation and Operation S300 Expansion Enclosures
24-10349-8 Rev. B 3-43
This document contains confidential and proprietary information of Johnson Controls, Inc.ï€
© 2012 Johnson Controls, Inc.
S300-IO8 Unsupervised Input/Output Module
The S300-IO8 module provides:
 Eight two-state input points
 Eight general purpose SPDT output relays
 Eight input LEDs which illuminate when each input is in alarm
 Eight output LEDs showing when each relay is energized
J3
J4
J2C
J2B
J1C
J1B
J1A
RX TX
5V
12V
J2A
J1D
U1
J5D
J5C
J5B
J5A
J2D
SW1
16
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