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Rev. A.1, 10/99 Page- 12
FIG. 4: FAIL SECURE LOCK CONNECTIONS
TO DC NEG
TO DC NEG
S
E
L
S
E
L
+
-
LOCK
SIMPLE LOCK HOOKUP WITH NO STATUS MONITORING.
S AND L TERMINALS JUMPERED TOGETHER TO AVOID
VIOLATION ALARM.
TO DC NEG
S
E
L
+
CLOSED WHEN SECURE
LOCK OR DOOR STATUS SWITCH
A LOCK OR DOOR STATUS SWITCH IS ADDED
TO PROVIDE MONITORING AND VIOLATION
ALARM FUNCTION
LOCK
+
-
CLOSED WHEN SECURE
LOCK OR DOOR STATUS SWITCH
A REMOTE RELEASE SWITCH IS ADDED
SUCH AS CARD READER, KEYPAD,
PUSH BUTTON, KEYSWITCH ETC.
2 RELEASE SWITCHES
EITHER RELEASES LOCK.
TYPE 1
TYPE 2
TYPE 3
TYPE 4
FAIL SECURE
FAIL SECURE
REMOTE RELEASE SWITCH
TO DC NEG
S
E
L
LOCK
+
-
CLOSED WHEN SECURE
LOCK OR DOOR STATUS SWITCH
FAIL SECURE
C
O
M
NC
NO
C
O
M
NC
NO
C
O
M
NC
NO
2 REMOTE RELEASE
ARE SHOWN.
SWITCHES
-
LOCK
FAIL SECURE