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

  • Download FileLEF Series CAD Content
  • Download PDF FileModification: LED Monitor indicator at sub
  • Download PDF FileModification: LEF-3/3C Adding selective contact terminals (K terminals)
  • Download PDF FileModification: LEF AC Power Surge prevention
  • Download PDF FileModification: LEF - All Call to subs
  • Download PDF FileModification: LEF Convert Privacy switch to full time Privacy mode
  • Download PDF FileModification: LEF Eliminate incoming call tone at master
  • Download PDF FileModification: LEF External Signaling
  • Download PDF FileModification: LEF Increase LED timing circuit
  • Download PDF FileModification: LEF Installing a volume control at sub station
  • Download PDF FileModification: LEF Reducing RF interference
  • Download PDF FileModification: LEF-Selective Release
  • Download PDF FileModification: LEF Tape Recorder Output
  • Download PDF FileModification: LEF-Transmit/Receive Volume Controls
  • Download PDF FileModification: LEF Various Relay Contacts
  • Download PDF FileModification: LEF with BG-10C and 4+ doors
  • Download PDF FileModification: Modify RY-PA for normally closed contacts