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Bus Relay Expander

  • Supports 4 relay outputs for flexible control
  • Built-in bus extender for extended bus range
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Data Sheet
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Available models:

DS-PM501R4
DS-PM501R4
Data Sheet

Specification

  • Outputs
  • Max. outputs 4
  • On-board relay outputs 4
  • Bus interconnection
  • Bus-extender Yes
  • Bus technology Half-Duplex RS-485
  • Bus wiring 4-Core Alarm Cable (at least 2×0.5mm²+2×0.22mm²)
  • Power supply - general
  • Input voltage 12 VDC nominal (9~16 VDC), powered by bus
  • Quiescent current 200 mA @12VDC
  • Max. current 300 mA @12VDC
  • Relay output
  • Relay output SPDT relay, 16A 24VDC, 16A 250VAC
  • 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
  • 272 g
  • Tamper-proof Front and Rear
  • Installation method Wall mount
  • Compliance
  • Electrical conformity CE, CB
  • EN 50131 Security 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

Outputs
Max. outputs
4
On-board relay outputs
4
Bus interconnection
Bus-extender
Yes
Bus technology
Half-Duplex RS-485
Bus wiring
4-Core Alarm Cable (at least 2×0.5mm²+2×0.22mm²)
Power supply - general
Input voltage
12 VDC nominal (9~16 VDC), powered by bus
Quiescent current
200 mA @12VDC
Max. current
300 mA @12VDC
Relay output
Relay output
SPDT relay, 16A 24VDC, 16A 250VAC
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
272 g
Tamper-proof
Front and Rear
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.

Resources

Firmware

For better user experience, we highly recommend you to update your device to the latest firmware asap.

Firmware

For better user experience, we highly recommend you to update your device to the latest firmware asap.
Firmware_V1.0.5_250411
Applied to:
DS-PM501R4

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