Fit as a new install or as a quick retrofit when upgrading from basic single code mechanical locks. Fit as a new install or as a quick retrofit when upgrading from basic single code mechanical locks. The CL2255 electronic lock is ideal for a wide range of light duty access control applications. The CL2255 is fully programmable on the door via the keypad with a multiple range of functions. Light duty tubular latch retracts via the outside knob after a valid code input. When the door closes, the spring latch will lock the door. All models feature a Code Free option that can be programmed at the keypad using the Master Code. Two REM ports are provided for connection to external switches or alarm systems. Key override is a standard feature on all models within the CL2000 range. Locks can be keyed alike on request. Key Features Key override as standard Suitable for wooden doors between 13⁄8" and 23⁄8" thick. User Codes 4, 5 or 6 digits long Allows up to 10 one time User Codes Up to 80,000 operations from 2 x 1.5v AA batteries (supplied) Remote release connections Suitable for internal and external use Tamper time out and low battery warning Available in brushed steel Battery Override: Via a PP3 battery placed against external contacts Brand: Codelocks Buttons: 2 x 5 + Programming Code Change Method: Keypad (On Door) Codes: User Codes 4, 5 or 6 digits long Door Thickness: 35mm - 60mm (1 3⁄8" - 2 3⁄8") Finish: Brushed Steel, Polished Brass Handed: Non Handed - Locks will fit doors hung on the left or right Keyed Alike: Available Keypad: Individual stainless steel buttons Latch Type: 50mm Mortice Latch, 60mm Mortice Latch, 70mm Mortice Latch Lock Material: Zinc Alloy Low Battery Warning: Red LED will flash on opening to indicate low battery Memory: Stores up to 80 User Codes Operations: Up to 80,000 operations per 2 x 1.5v AA batteries Orientation: Vertical Power: 2x AA Spindle: Flat bar spindle, 5⁄16" (8mm) adaptor supplied Suitable For: Internal, External User Types: Code Installation Instructions Installation Template CL2000 Brochure Programming and Operating Instructions CL2000 Documentation