Dc Power Source; Chassis Grounding; Description Of Signals - Johnson Controls S300 Series Hardware Installation Manual

Hardware Installation

DC Power Source

Parameter
Power
Nominal Voltage
Amperage

Chassis Grounding

Chassis ground connects to the earth of the S300-DIN-RDR2S (middle connection
of the 3-position terminal block).
Chassis ground and logic ground must be connected together at the
!
RDR2S power connector.
CAUTION
W
IRING
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.
6
S300-DIN-RDR2S Module
RDR2S Mounted on a Wall
Value
36 W
24 VDC
1.5 A
This document contains confidential and proprietary information of Johnson Controls, Inc.
24-10239-413 Rev. A
© 2010 Johnson Controls, Inc.