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CM-550SK-V2 WATERPROOF KEYPAD
INSTALLATION INSTRUCTIONS
Model 2: 8 Bit
The output data is transmitted in the following format after
every key is pressed:
Key
Output in Hex
Output in Binary
0
0
11110000
1
1
11100001
2
2
11010010
3
3
11000011
4
4
10110100
5
5
10100101
6
6
10010110
7
7
10000111
8
8
01111000
9
9
01101001
*
A
01011010
#
B
01001011
12. DIAGRAMS FOR WORKING MODES
11.2 Stand alone for single door
In this mode, the device supports connecting external card
reader for exiting door. The users of Zone 1 or external can
open the door by valid card or PIN.
11.3 Anti-Passback for single door
In this mode, this unit install outside is for entering door,
external reader inside for exiting door, the users can only
enter door when read valid card on the machine, and
exit from the inside external reader. If without the
entering record.
Note: this is only for card users of Zone 1, PIN users
of Zone 1 an all users of Zone 1 are invalid.
GND
12V
D1
D0
RF
SIB
External Reader
+12V
Power on the lock keep unlocking
Power o
ff the lock keep unlocking
Exit button
Door contact
Alarm
Power Supply
12V
Means connect together
Connect with GND
IN4007
DC12V common power
Mode Standalone for single door diagram
Mode Anti-passback for single door diagram
Bell
D0
D1
AC1(+12V)
OPEN1(BZ)
D_IN1(LED)
GND
ALARM1-
NO1
COM1
NC1
BELL_A
BELL_B
Pink
Pink
Black
Red
White
Green
Brown
Yellow
Blue
Gray
Orange
Purple
