Architects' And Engineers' Specifications
The access control keypad(s) shall be Alpha Communications® N3301/AL
Keypad Module or approved equal. The N3301/AL
shall be installed inside the compatible Nat. Anod. Aluminum Nexa series door panel frames and housings.
shall support up to 1,000 4,5, or 6 digit access codes, and shall feature a backlit numeric keypad with stainless steel covered push buttons. The unit shall feature a built-in tamper alarm and shall have 2 relay outputs (N/C or N/O) with independent remote activation and a programmable activation time (1 to 99 sec.) and output mode.
Unit shall be powered by a separate 12vac (model# T1240
) power supply, or 18vdc to 24vdc power supply.
Contractor shall observe all local and national electrical and building codes.