LEF-LD:
Long Distance 
& Elevator System 

LEF-LD Long Distance & Elevator System

 

Features (Back to top)

Available in 3, 5 and 10 station sizes.
Systems from 11 to 80 stations with LAF-C/CA-LD system.
Surface mount (LEF or LAF-C/CA)) or semi-flush mount (LEF-C).
Remote stations call to master with momentary electronic tone and LED, remaining lit for 20 seconds.
Press-to-talk communication at master, hands free at remote station.
Flush mount (IE-JA-LD), or surface mount (IF-DA-LD) remote stations.
Simple wiring: 3 conductors to each remote.

 

Product Photos (Back to top)

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LEF-3-LD LEF-3C-LD LEF-5-LD LEF-5C-LD
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LEF-10-LD LEF10C-LD IE-JA-LD IF-DA-LD

 

Specifications (Back to top)
Power Source 12V DC, 300mA per station.  *Use PS-1225UL power supply.
Communication Subs call in with call tone and LED, 20 sec.
Depress station button with lit LED.  Press to talk, hands free reply.
No LED annunciation between masters.
Hands free reply from responding master.
*800mW receive at 20ohms.  500mW transmit at 20ohms.
Calling: Mono-electronic tone while call button is pressed, plus LED for 20 seconds.
Wiring: 2 common wires plus 1 individual wire per sub station.
Use Aiphone #822203 (homerun)or #822210 for up to 8 stations (looped).
Wiring Distance: 2,000’ with 22AWG; 4,000’ with 18AWG.
Mounting: Desk or wall mount.
Dimensions: (H x W x D)
LEF-3-LD: 7-1/16" x 5-5/8" x 2-3/16" LEF-3C-LD: 8-1/4" x 6-1/8" x 1-3/8".
LEF-5/10/10S-LD: 8-1/8" x 7-1/2" x 2-3/16" LEF-5C/10C-LD: 9-7/16" x 7-7/8" x 1-3/8".
LAF-20C-LD: 5-1/2" x 13-5/8" x 10-1/4" LAF-20CA-LD: 5-1/2" x 17-9/16" x 10-1/4".

 

 

Literature Available (Back to top)

LEF-LD Long Distance Loudspeaker Intercom Spec Sheet
LEF-LD Long Distance Loudspeaker Intercom Instructions
LEF Selective Call Intercom, Open Voice Instructions
PS-1225UL 12V DC, 2.5 A Power Supply Instructions
SA-1 Surge Arrestor Spec Sheet
Wire Chart
Brass Door Station Covers

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