Keypad Family Meets Most Commercial Applications
Alarm Lock Systems Inc., of Amityville, N.Y., introduces the A-Series family of 12-24AC/DC keypads in stainless-steel and weatherproof models. Each user code can be three- to six-digits long. The keypad provides audible feedback verifying each key entry. All programming can be accomplished from the keypad.
The nonvolatile EEPROM memory retains all programmed entry codes. Outputs No. 1 and No. 2 are Form-C relay contacts, while output No. 3 is an open collector transistor. Authorized door open time can be programmed for any duration from one to 99 seconds.
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