Rev. 1 - 04/02
Apartment Intercom Station
The Alpha Communications® IR204C/LED are sur-
face mounted apartment stations which combine mod-
ern styling with ease of operation to provide natural,
clear voice communication and positive door-release
operation. The attractive white, high-impact, ABS
plastic faceplate blends with any decor. The advanced
circuitry and versatility permits use in large or small
buildings, with one or several entrances.
An LED within the DOOR button illuminates when-
ever the building entrance is open or ajar. A wide
variety of optional accessories is available to provide
additional functions such as multiple entrance opera-
tion, post office door release, security alarm, etc.
• Surface mounting
• Simple, push button operation
• Door Ajar RED LED Indicator
• Easy installation
• Advanced design
• Clear voice-quality
• English and international (graphic) symbols
Durable, high-impact ABS plastic.
Individually replaceable type push buttons
with self-wiping contacts. Identified for
TALK, LISTEN, and DOOR functions.
2.50" (62.5mm) with voice response. Also
used for electronic tone signal.
Screw terminals standard.
Single gang ring or single gang electrical
Due to continuous product improvement, all colors, sizes, materials,
finishes and specifications are subject to change without notice.
(shown with DOOR LED illuminated)
ARCHITECTS' AND ENGINEERS'
Apartment stations shall be Alpha Communications®/
Tektone model IR204C/LED or approved equal,
equipped with momentary action push-buttons for
TALK, LISTEN, and DOOR operation. Each push-
button hall have both English and Universal Graphic
Symbol imprinting. The speaker/microphone shall be a
2.5" high-sensitivity type with voice-frequency re-
sponse. Screw termina