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4. FEATURES
• Holding Force up to 1200 Lbs. (Not Validated by UL)
• Designed for double leaf doors by wiring to the main lock.
• Field selectable exit delay time 15 or 30 seconds
• Nuisance Delay period either 1, 2 or 3 seconds
• 75dB Buzzing Tone with LED segment bar display time
seconds & field selectable voice alerts
• Choice of sensor to be activated:
- Door Motion
- Door Exit Device with momentary normally open contact
- Push Bar with momentary normally open contact
• Auto Start Up:
- Occurs when power supply is restored and/or the fire panel is
restored (When allowed by Building & Fire Life Safety Code)
• Manual Start Up:
- This is a California & UBC Building Code Compliant Feature.
Only after power supply restoration and fire panel reset
may the lock be Reset manual at the opening. This lock can
be reset with the built-in reset key switch or an external key
switch or a reset switch connected to the door
Main Lock and Tandem Lock to be mounted with wiring cover in the middle
• Auto Sensing Voltage Power Input 12/24 VDC
• Reverse power protection:
If someone hooks power up backwards, the board simply
does not turn on, protecting it from damage
• Hall Effect Sensor Monitoring Output
• Tamper Switch Output
• Tailgating Prevention - door will re-lock as soon as it closes
• Anti-Pass Back / Auto re-lock:
If door doesn't open after the count down, the door will
automatically re-lock.
• ATS Anti-tamper switch provision to send an alert when the
cover is removed.
• DPS Door Position switch provided to monitor the position of
the auxillary door.
• A bond sensor output ensures the maglock is properly
bonding to the armature.
Main Lock
Wiring Cover
View from the exterior
CX-DE1220 Double Door (Main and Tandem Lock)
I N S TA L L AT I O N I N S T R U C T I O N S
Tandem lock
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