Aiphone LDF-20C Specifications

LDF-C/CA
Console Intercom System with Access Control
DESCRIPTION:
The LDF-C and LDF-CA console intercom system
provides the same features as the LAF-C/CA, but with
the added ability to selectively control remote devices
(such as door strikes, maglocks, lights, alarm contacts,
etc.). Masters are available in 20 and 40 station sizes,
with or without a handset. Add-on selectors with 20 or
40 station capacity can be connected to expand the
system. Single or multi-master capability, fully
intermixable with all LEF series components.
LDF-20C
SPECIFICATIONS:
Power Source: DC 12V. Use PS-12C or PS-12F power supply.
Current Consumption: 350mA Maximum
Power Output: 500mW (master to sub); 800mW (sub to master)
Calling: Mono-electronic tone while call button is pressed, plus LED for 20 seconds.
Communication: Press-to-talk at calling master, or VOX (voice actuated) with handset
Hands free at remote or responding master
Talk Channel: Single talk channel
Wiring: 1 Master system: 2 conductors homerun from each remote. Use Aiphone #822202.
Multi-master system: 2 common + 1 individual wire per sub station.
Between masters: 4 common + 1 wire per station in the system. Add 1 wire for each
contact that is used within the system and 4 common wires if All Call is included.
Use Aiphone 82-series shielded wire.
Wiring Distance: 650' w/ 22AWG; 1600' w/18AWG
Mounting: Desk or wall mount
Selective Control Contact: 12V DC, 30mA. Use RY-PA relay for each selective contact required.
Dimensions (HxWxD):
LDF-20C: 5-1/2" x 13-5/8" x 10-1/4"
LDF-20CA: 5-1/2" x 17-9/16" x 10-1/4"
LDF-40C: 5-1/2" x 19-1/2" x 10-1/4"
LDF-40CA: 5-1/2" x 23-7/16" x 10-1/4"
Aiphone Communication Systems • 1700 130th Ave. N.E. • Bellevue, WA 98005
(425) 455-0510 • FAX: (425) 455-0071 • (800) 692-0200 • www.aiphone.com
FEATURES:
• Expandable to 120 stations
• Selective door release, corresponding to the door
where communication is established (RY-PA relay
for each contact).
• Selective control can provide momentary or main-
tained contact via separate relay (RY-PA) when
integrated with any other system activated by a relay
contact.
• Uses standard LE- or LS-series sub stations
SOME APPLICATIONS:
• Parking Garages or Lots
• Automotive Service Centers
• Office Buildings
• Schools
• Prisons
• Warehouses
• Manufacturing Facilities
LD-20AS: 5-1/2" x 6-15/16" x 10-1/4"
LD-40AS: 5-1/2" x 12-7/8" x 10-1/4"
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