Up to 100 user codes - length codes 4 6 digits. - lock activation by relay 2 A (NA, NC). Programmable 1-99 sec or bistable. - Exit button input. - free access button input (trades). - Open Collector auxiliary output (150 mA max) to indicate sabotage attempt or door open / forced. - Confirmation by sound keystroke and acceptance or rejection of the code .. introduced - Programming from the keypad by master code - Supply 12 Vac / 12 Vdc - Consumption: 6 rest mA, 60 mA active. - protection IPK 536