Johnson Controls S300 Series Hardware Installation Manual page 5

H A R D W A R E I N S T A L L A T I O N
I
NTRODUCTION
This document provides information necessary for the installation of the S300-DIN-L
enclosure and related equipment, including field devices.
The S300-DIN-L is a large enclosure used to house DIN-mountable electronic devices and,
optionally, a backup battery unit.
The S300-DIN-L comes with a backplate, a tamper switch, a lock, and a ground strap kit.
The backplate contains a power supply and DIN rails for device mounting.
The figure below gives you an overview of the large enclosure with all components installed.
The devices shown here are S300-DIN-RDR2S.
Backup batteries
A
PPLICATION
Up to three devices can be mounted on the DIN rails (for example: three S300-DIN-RDR2S
modules, or one CK722 controller and two S300-DIN-RDR2S modules).
You can also mount a backup battery unit. The unit is composed of two 12V lead-acid
batteries in two battery brackets.
24-10239-340 Rev. B
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© 2017 Johnson Controls
Power supply DIN rail
Ground strap Backplate
Field device
Tamper
switch
1