For flush mounting, contractor shall provide the required OH20X series flush housing, if required (x=number of panel modules).
For surface mounting, contractor shall provide the required OH30X series flush housing, if required (x=number of panel modules).
Contractor shall observe all local and national electrical and building codes, and contractor shall provide a model S1 special screwdriver for future system maintenance.
The Alpha Communications® / TekTone OF20X series panel and annunciator frames are made of heavy gauge extruded aluminum, in a natural (clear) anodized finish.
They are used primarily with nurse-call and emergency-call annunciator master stations, but are also used with a variety of apartment entry intercom and video intercom lobby panel modules.
For flush mounting, the OF20X series can be used by itself, or with the matching OH20X series flush back box/housing. For surface mounting, the OF20X series requires the matching OH30X series surface back box/housing.
NOTE: All models are 17.75"H (451mm) Surface models are 4.00"D (102mm) when used with the OH30X series surface box Flush models are .38"D (10mm) off of finished wall surface. All models larger than OF204 are non-stocked, special-order items.