Aiphone LEF-3L Instructions Manual Download

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MOUNTING

LEF-3L

intercom

SINGLE-GANG
BOX

83.5mm,
3-5/16"

2 screws
supplied

Chassis

Loosen

Operation
plate

Directory
card

★

83.5mm,
3-5/16"

SINFGLE-GANG BOX

Mounting
bracket

2 screws
supplied

（LE-A）

Unplug

while installing

OFF OCCUPIED

VOL.

VOICE

TALK

AIPHONE

LEF-3L

Station-
selector (3)

Station
Call-in LEDs ON LED

Door release ( ) button

OFF button
(standby)

Voice vol.
Control

Occupied LED

TALK button

Door release LED

Operation
plate

Back wiring

LE room subs

Surface wiring or Desk-top use

★

1, 2 : When running cable on the surface, pass cable through the top or bottom of the chassis and fasten with the wire clamps (attached,

one outside and one inside chassis). To pass the cable through the bottom side of the unit, cut out the cable inlet section.

OPERATION PANEL FOR LEF-3L

Cut out the cable inlet section

Desk-top use;

wall

Surface wiring

Bottom view of LEF-3L

Clamp

Cable

Back

view

aiphone̲e.indd 7

09.2.17, 2:14:11 PM

Summary of Contents for LEF-3L

Page 1: ...result 2 When mounting the unit on wall install the unit in a convenient location but not where it could be jarred or bumped Injury could result 3 For DC powered systems use Aiphone power supply model specified with system If non specified product is used fire or malfunction could result 4 Do not install or make any wire terminations while power supply is plugged in It can cause electrical shock o...

Page 2: ...ce or flush mount with or without privacy LE A LE AN LE B LE BN Weather resistant door stations LE D LE DA LE DL Vandal proof sub stations LE SS LE SSR LS NVP C Subs call in with momentary tone and LED remaining lit for approximately 20 seconds Selective calling to sub stations Selectively control external device from the master station in one of two ways with relay Momentary closure while Door re...

Page 3: ...V DC 1 5A power supply use for intercom only 1 per system LEF 3L TERMINAL DEFINITIONS Positive 12V DC Negative E Common communication 1 3 Station number communication to sub or other master C CALL for receiving a call from another master station R Occupied light control 0V DC when system is occupied COLOR CODED WIRES White Common Door release activation 12V DC when door release button is pressed B...

Page 4: ...ion numbers for all sub station locations Surge protection for the intercom equipment is recommended Add SA 1 surge arrestors for the power supply plus one per two wires connected to the master station Any other manufacturer s products installed with this system power supply external signaling device etc are not covered under Aiphone s warranty When using a power supply that has no GROUND terminal...

Page 5: ...the master station Intercom Locations Do not install intercoms near dimmer or light switches or other electrical wall devices To prevent feedback do not place sub stations back to back on a common wall Near alarm panels or other electronic equipment that may emit data noise Behind a doorway or any other area that may block access to the unit Before actually installing the LEF system Precautions on...

Page 6: ...ster is in occupied mode No call tone between masters Cable requirements Use multi conductor cable with an overall shield non twisted 22AWG to 18AWG 0 65mm to 1 0mm to accommodate the maximum number stations in the system Use the gauge specified for the maximum distance between the two farthest stations Power supply The entire LEF system can be powered by one power supply PS 1225UL PS 1225S 12VDC ...

Page 7: ...on OFF button standby Voice vol Control Occupied LED TALK button Door release LED Operation plate Back wiring LE room subs Surface wiring or Desk top use 1 2 When running cable on the surface pass cable through the top or bottom of the chassis and fasten with the wire clamps attached one outside and one inside chassis To pass the cable through the bottom side of the unit cut out the cable inlet se...

Page 8: ...n AContact Rating AC110V 1A DC24V 1A To prevent shorts be sure to cut unused lead wires at the button and insulate the ends To prevent shorts be sure to cut unused lead wires at the button and insulate the ends E 1 Green Black Red 3 2 C 1 E LEF 3L PS 1225 UL S PS 1215DIN 12V DC POWER ONLY LEF 3L RY PA AC Transformer A R Y 3 C 1 2 E R Y E LE D LE DA LS NVP LE SS LEF 3L Black Yellow White Brown Red ...

Page 9: ...ires at the button and insulate the ends AContact Rating AC110V 1A DC24V 1A Contact Rating 0 3A 240V AC 1 0A 24V DC To prevent shorts be sure to cut unused lead wires at the button and insulate the ends 3 2 C 1 E LEF 3L PS 1225 UL S PS 1215DIN 12V DC POWER ONLY LEF 3L AC Transformer A LE D LE DA 3 C 1 2 E R Y R Y RY PA 1 E RY AC AC Transformer External Sounder Black Black Red White Yellow Yellow W...

Page 10: ...n LEF 3L provides selective door release to multiple doors One RY PA for each door When communication is established to a door station press the Door release button to release the corresponding door strike Camera Call up feature If the Camera Call up feature is included the associated relay will provide a maintained closure as long as the station is selected at the master NOTE The LEF 3L does not ...

Page 11: ...e master station Replace jumper In a multi master system the E jumper should be removed and 3 wires should be connected 2 Door station does not call in no call tone or LED light 3 wire connection Missing connection of terminal If communication works check connection between terminal of door station and master Test call in at master station by touching a jumper wire between and terminal of master I...

Page 12: ...oss WHITE and which activates the relay Ensure that the BLACK wires of the RY PA are connected to WHITE and either the BROWN RED or ORANGE wire for selective door release which provides selective ground when the corresponding channel is selected 10 No call tone between masters No Privacy feature on LEF 3L Features not available The LEF 3L unit does not have the PRIVACY feature or the ability to se...

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Aiphone LEF-3L, Instructions Manual

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