The CL-80 is a stand-alone digital keypad for access control applications. It is weatherproof (IP54) for outdoor/indoor use. It activates a built-in, high-powered relay and operates from a 12/24 V AC or DC power supply. The CL-80, permits up to 56 individual access codes. The CL-80 can be integrated with an alarm system for enhanced security. The tamper switch output can trigger the alarm system. The panic output can also activate the alarm. Data is entered into the EEPROM unaffected by power failures.