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Bus Hub

  • Distributes one input Bus signal to four output ports for seamless branching.
  • Supports flexible topologies including star and tree connections.
  • Ensures reliable transmission with integrated signal regeneration.
  • Extends overall Bus communication range for long-distance deployment.
  • Enables flexible wiring for area segmentation, branching scenarios, and legacy system upgrades.
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Available models:

DS-PR511-4
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DS-PR511-4
Data Sheet

Specification

  • Bus interconnection
  • Bus-extenderSupport
  • Bus technologyHalf-Duplex RS-485
  • Bus wiring4-Core Alarm Cable (at least 2 × 0.5 mm² + 2 × 0.22 mm²)
  • Power supply - general
  • Quiescent current12 VDC norminal (9~16 VDC), powered by bus
  • Input voltage10 mA @12VDC
  • Max. current85 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 humidity10% ~ 90% non-condensing
  • Physical
  • Dimension (W × H × D) 110 × 155 × 31 mm
  • 210 g
  • Installation methodWall mount
  • Compliance
  • Electrical conformityCE, CB
  • EN 50131Security Grade 2, Environmental Class II
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Specification

Bus interconnection
Bus-extender
Support
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
Quiescent current
12 VDC norminal (9~16 VDC), powered by bus
Input voltage
10 mA @12VDC
Max. current
85 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
Dimension (W × H × D)
110 × 155 × 31 mm
210 g
Installation method
Wall mount
Compliance
Electrical conformity
CE, CB
EN 50131
Security Grade 2, Environmental Class II
For better user experience, we highly recommend you to update your device to the latest firmware asap.
Specification
Bus interconnection
  • Bus interconnection
  • Bus interconnection
  • Bus interconnection
Power supply - general
  • Power supply - general
  • Power supply - general
  • Power supply - general
Environmental
  • Environmental
  • Environmental
  • Environmental
Physical
  • Physical
  • Physical
  • Physical
Compliance
  • Compliance
  • Compliance
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

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