The door access control keypad provides visual feedback, such as a green light for access granted or a red light for access denied. Also with beeps or other sounds to indicate successful or failed entry attempts. The door access control keypad could be surface-mounted or recessed, depending on the installation requirements. It works with various types of locks, including electric strikes, magnetic locks, and mortise locks.
Electrical and data connections
Pin 1: GND-ground
Pin 2: V- --Power supply negative
Pin 3: V+ -- Power supply positive
Pin 4: Signal-Door/call bell-Open collector gate
Pin 5: Power- Power supply for door/call bell
Pin 6&7: Exit button- Remote/exit switch- to open door form secure area
Pin 8: Common- Door sensor common
Pin 9: NO sensor- Normally open door sensor
Pin 10: NC sensor- Normally closed door sensor
Note: When making connection to the door strike, select door sensor normally open or normally closed to suit the intended application and locking mechanism.
Fixing instructions: please read carefully before commencing installation.
A.Using the case as a template, mark the position of the four hoes on the surface.
B.Drill and plug the fixing holes to suit fixing screws(supplied).
C.Run the cable through the sealing grommet.
D.Secure the case to the surface using the fixing screws.
E.Make the electrical connections as shown in the below wiring diagram to the connector block.
Connect the casing to the earth.
F.Fix the keypad to the rear case case using the security screws(Use the nnylon sealing washers under the screw heads)
| Model No. | B889 |
| Waterproof Grade | IP65 |
| Power Supply | 12VDC-24VDC |
| Standby Current | Less than 30 mA |
| Working Method | Code input |
| Storage User | 5000 |
| Door Strike Times | 01-99 seconds adjustable |
| LED Illuminated Status | Always Off/ Always On/ Delayed Off |
| Actuation Force | 250g/2.45N(Pressure point) |
| Working Temperature | -30℃~+65℃ |
| Storage Temperature | -25℃~+65℃ |
| LED Color | customized |
Our quality assurance for public terminals is exceptionally rigorous. We perform keystroke endurance tests exceeding 5 million cycles to simulate years of heavy use. Full-key rollover and anti-ghosting tests ensure accurate input even with multiple simultaneous presses. Environmental tests include IP65 validation for water and dust resistance and smoke resistance tests to ensure functionality in polluted air. Additionally, chemical resistance tests are conducted to guarantee the keypad can withstand frequent cleaning with disinfectants and solvents.