Altec Lansing LEF-3L user manual

Summary of the content on the page No. 1

Special
Products
LEF-3L
3 -Call Master Station with Selective Control Capability (Door Release or Camera Call-up)
The LEF-3L is a compact, wall or desk mount master station able to selectively release a door or call up a camera.
1
Station Call-in LEDs
OFF Button
Volume Control
· Selective door release control
· CCTV camera call-up capability
· Single or multiple masters can be used in a system
· Master to master communication in a multi-master system
· Single talkpath, with push-to-talk operatio

Summary of the content on the page No. 2

2 COMPONENTS & WIRING Individual Components for LEF-3L System: 3-call master with selective door release Surface mount metal door station with illuminated directory Surface mount box for LS-NVP/B off of each channel. Can be momentary or maintained, LEF-3L TERMINAL DEFINITIONS: LE-D/LE-DA TERMINAL DEFINITIONS: + Positive 12V DC 1 Station number - Negative E Common communication Station number, communication to sub or other master - Negative C "CALL", for receiving a call from another master stat

Summary of the content on the page No. 3

3 1 LEF-3L, 3 Door Stations - 1 1 1 2 1 3 E E E E - - - - - + + C R AC Transformer Y A Wht A Blk Blk A A Blk 2 LEF-3L, 2 Door Stations 1 1 1 2 2 1 3 C C 3 E E E E A - - - - - + + + R R AC Transformer Y Y Wht Wht A Blk A Blk 3 LEF-3L, 3 Door Stations 1 1 1 1 2 2 2 1 3 3 3 C C C E E E E Blk E - - - - - - + + + + R R R AC Transformer Y Y Y Wht Wht Wht A Blk Blk A A Blk A Pg. 3 Connect to door strike & power. selected and "key" button is pressed. Momentary dry closure when station is Dr. #3 Org Org

Summary of the content on the page No. 4

3 1 LEF-3L, 2 Door Stations - 1 1 2 1 3 C E E E - - - - + + R B Blk Blk B Y Cam. #1 Cam. #2 * Diode * Diode Wht A Blk Blk A A Constant closure as long as station is B Required for door strike relay selected. 4 Pressing the call button at the door station will activate a tone, plus light the red channel LED indicator at the master. The tone will be momentary, and the light will remain activated for approximately 20 seconds. Communication at the master station is "press-to-talk, release-