DS-PK502MDX - is an outdoor bus keypad designed for professional burglar alarm systems, featuring IP66 and IK08 protection to ensure maximum resistance to atmospheric agents and impacts. Equipped with RS-485 bus power supply , it offers simple installation and reliable integration with security control panels. It integrates 2 wired zones and 1 relay output , allowing direct control of external devices. The presence of a backlit physical numeric keypad and integrated RFID tag reader allows quick and secure access via PIN or badge. Designed for outdoor use with EN50131 Grade 2 certification , it represents a robust and efficient solution for access control and security system management. Hikvision
DS-PK502MDX – BUS WIRED KEYBOARD WITH M-CARD READER

The Hikvision DS-PK502MDX is an outdoor bus keypad designed for professional burglar alarm systems, featuring IP66 and IK08 protection to ensure resistance to dust, water and vandalism in any conditions. Powered via RS-485 bus , it ensures stable integration and simplified installation. It has 2 wired zones and 1 relay output , offering flexibility in controlling external devices. The backlit physical numeric keypad and the integrated RFID tag reader allow quick and secure access via PIN or badge. Designed for outdoor environments and certified EN50131 Grade 2 , it represents a reliable solution for access control and management of security systems.
Main features:
- IP66 and IK08 protection for outdoor use
- RS-485 bus power supply
- 2 wired zones and 1 relay output
- Backlit physical numeric keypad
- Integrated RFID reader for authentication
- EN50131 Grade 2 Certification
Further details
It uses RS-485 bus interface for stable and reliable communication with the control panel, ensuring secure data transmission and simple integration into the system.
Equipped with multi-color LED indicators and backlighting , it provides immediate visual feedback on the system status , improving usability even in low light conditions.
Technical data sheet
| DS-PK502MDX | |
| Inputs (Zones) | |
| Max. Zones | 2 |
| On-board zones | 2 |
| Outputs | |
| Max. outputs | 1 |
| On-board relay outputs | 1 |
| User interface | |
| Key button | 12 buttons, including 0-9,* ,# |
| Authentication | |
| Tags | M1/DESFire® Card |
| PIN | 4~6 digits |
|
Bus interconnection |
|
| Bus technology | Half-Duplex RS-485 |
| Bus wiring | 4-Core Alarm Cable (at least 2 × 0.5 mm² + 2 × 0.22 mm²) |
| Power supply - general | |
| Input voltage | 12 VDC nominal (9~24 VDC), powered by bus |
| Quiescent current | 130 mA @15VDC (when on battery) |
| Power supply - primary power supply | |
| Mains Input | 100-240VAC 50/60Hz, 0.3A |
| Power supply capacity | 70mA @12VDC |
| Max. current | 200mA @12VDC |
| Relay output | |
| Relay output | 1.1A 30VDC |
| Environmental | |
| Operating temperature | -20 °C to 60 °C |
| Storage temperature | -20°C to 60°C |
| Relative humidity | 10% ~ 90% non-condensing |
| Physical | |
| Dimensions (W × H × D) | 58.7mmx177.9mmx33.6mm |
| Weight | 303 g |
| Installation method | Wall mounting |
| Tamper-proof | Front and Rear |
| Compliance | |
| Electrical compliance | CE, CB |
| EN 50131 | Security Grade 2, Environmental Class IV |
| Indication | |
| LED indication | 1 indicator(Yellow\Green\Red\Blue\Orange) and backlight |
| Hardware features | |
| Buzzer | 1×built-in buzzer,60dB@1m |
| Debugging port | 1 |
| General | |
| Application scenario | Outdoor |
| IK rate | IK08 |
| IP rate | IP66 |


