Johnson Controls CK721-A User Manual

Figure 3-22: Wiring Diagram, Sensor Two Data Wire Wiegand Readers
S300 Expansion Enclosures CK721-A Installation and Operation
3-32 24-10349-8 Rev. B
This document contains confidential and proprietary information of Johnson Controls, Inc.
© 2012 Johnson Controls, Inc.
RDR 2
RDR 1
12
11
10
9
8
7
6
5
4
3
2
1
12
11
10
9
8
7
6
5
4
3
2
1
NO
C
NC
DOOR
AUX
GND
SIG
+5 RD
RED
GRN
SHNT
+12V
Standard Strike
Common
Fail Safe Strike
Door Open
Exit Reques
Ground
1
2
3
4
1
2
3
4
DAT/A
+5 RD
GND
DAT/B
DATA “1”
+5 Volts
GND
DATA “0”
LED
Sensor reader
Switch
Switch

Johnson Controls CK721-A Specifications

General

Brand	Johnson Controls
Model	CK721-A
Category	Controller
Language	English