LEF Series: Hands-free Selective Call System
The LEF Series is a selective calling open voice, audio only system with the capacity of up to 11 total stations. The system can be designed to meet a wide variety of needs, including any combination of master and sub stations, up to its maximum capacity.
Features:
- 3, 5, and 10-call masters
- Intermixable system with any number of masters and subs to maximum capacity
- Selective calling, monitoring, and optional All Call
- Push-to-talk at master, hands-free reply at called station
- Call tone and LED annunciation at master
- Selective door release(w/ RY-PA per door) on LEF 3L/5/10 Call Masters
- All Call with LEF-10S and all LEF-C masters (requires BG-10C)
Power Source
12V DC – Use PS-1225
Communication
Sub calls in with call-tone and LED, 20 sec. Depress the LED selector button, use TALK/LISTEN switch. Master calls in with tone or voice (no LED lit), reply hands-free. To call, depress a selector, and call by voice or tone Chime available with BG-10C
Communication Output
500mW
Door release
RY-PA Contact rating: 24V DC, 1A Use 1 RY-PA per door being released
Wiring
Varies by system, see instruction manual or contact technical support
Sales/Marketing
Spec Sheet
Installation
Operation
LEF Series CAD Content
Modification: LED Monitor indicator at sub
Modification: LEF-3/3C Adding selective contact terminals (K terminals)
Modification: LEF AC Power Surge prevention
Modification: LEF - All Call to subs
Modification: LEF Convert Privacy switch to full time Privacy mode
Modification: LEF Eliminate incoming call tone at master
Modification: LEF External Signaling
Modification: LEF Increase LED timing circuit
Modification: LEF Installing a volume control at sub station
Modification: LEF Reducing RF interference
Modification: LEF-Selective Release
Modification: LEF Tape Recorder Output
Modification: LEF-Transmit/Receive Volume Controls
Modification: LEF Various Relay Contacts
Modification: LEF with BG-10C and 4+ doors
Modification: Modify RY-PA for normally closed contacts