Spec Sheet Preview: The Alpha Communications® / TekTone IR203C / IR204C / IR205C are surface mounted apartment stations which combine modern styling with ease of operation to provide natural, clear voice communication and positive door-release operation. The fog 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.
A wide variety of optional accessories is available to provide additional functions such as multiple entrance op … View Spec. Sheet
Outside Dimensions: 5.00"W X 7.00"H X 1.38"D (127mm W x 178mm H x 35mm D)
Apartment stations shall be Alpha Communications® / TekTone model IR203C, IR204C, or IR205C or approved equal, equipped with momentary action pushbuttons 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 response. Screw terminal connections shall be provided for positive wiring termination. The station shall be molded of high-impact, flame retardant ABS plastic, in a fog white finish.
Required wiring shall be only 2 common - 1 selective wires for the IR203C; 3 common - 1 selective for the IR204C; and 4 common - 1 selective for the IR205C station. See actual system wiring diagram for complete details.