Hardware Installation S300-DIN-RDR2S Module
6 24-10239-413 Rev. A
This document contains confidential and proprietary information of Johnson Controls, Inc.
© 2010 Johnson Controls, Inc.
DC Power Source
Parameter Value
Power 36 W
Nominal Voltage 24 VDC
Amperage 1.5 A
Chassis Grounding
Chassis ground connects to the earth of the S300-DIN-RDR2S (middle connection
of the 3-position terminal block).
!
CAUTION
Chassis ground and logic ground must be connected together at the
RDR2S power connector.
WIRING
All field wiring connects to the bottom PCB connectors and terminal blocks. This board does
not contain electronic components beside protection devices. The connections are centered at
0.2 in. (5 mm) intervals and may accommodate up to two 18 gauge wires.
Description of Signals
All interface signals are connected via plug-in connectors and terminal blocks. For a
description of the RDR2S I/O interface signals, see “Legacy Operation” on page 28.
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