DS-PR501-HWE - The Tri-X Bus receiver is designed to integrate wireless devices into wired intrusion detection systems, thanks to encrypted two-way 868 MHz RF communication with frequency hopping that guarantees maximum security and stability. It supports up to 32 wireless detectors, 12 sirens and 64 keyfobs , offering wide scalability and system flexibility. It integrates a half-duplex RS-485 bus with extender function , ideal for extending coverage and improving system reliability, also ensuring a wireless range of up to 1600 meters in open fields for advanced professional installations. Hikvision
DS-PR501-HWE – BUS TRI-X RECIVER (868MHz)

The Hikvision DS-PR501-HWE Bus Tri-X receiver is an advanced solution for intrusion detection systems that allows the integration of wireless devices thanks to the bidirectional encrypted Tri-X technology at 868 MHz with frequency hopping , ensuring secure and stable communications. It supports up to 32 detectors, 12 sirens and 64 wireless keyfobs , offering high scalability, while the range of up to 1600 meters in open fields ensures extended coverage. The half-duplex RS-485 bus with integrated extender function improves reliability and expansion of the system, making it ideal for professional indoor installations.
Main features:
- 868 MHz bidirectional encrypted Tri-X technology with frequency hopping
- Support up to 32 detectors, 12 sirens and 64 wireless devices
- Wireless range up to 1600 m in open field
- RS-485 bus with extender function for system expansion
- Easy integration with Hikvision intrusion detection systems
Further details
Technical data sheet
| DS-PR501-HWE | |
| Peripherals | |
| Wireless detectors | 32 |
| Wireless sounders | 12 |
| Wireless keypad / tag readers | 8 |
| Wireless keyfob | 64 |
|
Bus interconnection |
|
| Bus extender | Yes |
| Bus technology | Half-Duplex RS-485 |
| Bus wiring | 4-Core Alarm Cable (at least 2 × 0.5 mm² + 2 × 0.22 mm²) |
| Wireless interconnection | |
| Frequency | 868.0-868.6 MHz |
| Wireless technology | Tri-X, 2-way encrypted wireless, radio frequency hopping |
| Transmission modulation | 2GFSK |
| Transmission range | 1600 m (open area) |
| Power supply - general | |
| Input voltage | 12 VDC nominal (9~16 VDC), powered by bus |
| Quiescent current | 90 mA @12VDC |
| Max. current | 150 mA @12VDC |
| Environmental | |
| Operating temperature | -10°C to 50°C (14°F to 122°F), indoor use only |
| Storage temperature | -20°C to 60°C (-4°F to 140°F) |
| Relative humidity | 10% ~ 90% non-condensing |
| Physical | |
| Dimensions (W × H × D) | 110 × 155 × 31 mm |
| Weight | 208 g |
| Tamper-proof | Front and Rear |
| Installation method | Wall mount |
| Compliance | |
| Electrical compliance | CE, CB |
| EN 50131 | Security Grade 2, Environmental Class II |


