Johnson Controls CK721-A User Manual

Figure 3-18: S300-RDR2 Module
CK721-A Installation and Operation S300 Expansion Enclosures
24-10349-8 Rev. B 3-25
This document contains confidential and proprietary information of Johnson Controls, Inc.
© 2012 Johnson Controls, Inc.
S300-RDR2 Module
Each reader module has an interface for two readers. Each interface provides:
 Cardkey/Wiegand, one wire data interface
 Sensor Wiegand, two wire data interface
 Four rows by four columns, 16 button keypad interface
 Red LED or incandescent bulb reader lamp drivers
 Green LED or incandescent bulb reader lamp drivers
 +5 VDC reader power output at 20 milliamperes
 +12 VDC reader power output at 150 milliamperes
SW1
J7
J8
J6
J3
RX TX 5V 12V
RDR1RDR2
J5
J2
J4
J1
4
1
U4

Johnson Controls CK721-A Specifications

General

Brand	Johnson Controls
Model	CK721-A
Category	Controller
Language	English