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*Images are for illustrative purposes. Actual product appearance and specifications may vary.
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Smoke+Heat detector

  • High quality chamber with photoelectric sensor ·
  • 5 years battery life
  • Constant temperature alarm:＞64 ℃
  • Differential temperature alarm: T＞10 ℃/min
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Data Sheet
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Available models:

DS-PD451SMK-WE
DS-PD451SMK-WE
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DS-PD451SMK-WE
Data Sheet

Specification

  • Detection performance
  • Detection method;Chamber With Photoelectric Sensor
  • Indication
  • Alarm durationSupport
  • Electrical characteristics
  • Typical voltage3v
  • Battery typeReplaceable CR123A x 2
  • Power supplyBattery Powered
  • Battery lifeUp to 5 years
  • Wireless transmission
  • RF frequency868MHz
  • Transmission Range(Free Space)Up to 1,000 m Between the detector and a hub (or radio signal range extender) in an open space
  • Wireless securityAES-128 Encryption
  • Enrolling methodPower up,Remote ID,QR Code
  • General
  • Installation methodCeiling mounted
  • Dimension (W×H×D)125 mm × 39 mm (4.9" × 1.5")
  • Application scenarioindoor
  • ColorBlack;White
  • 251 g (0.55 lb) (with battery)
  • Operation temperature-10 °C to 55 °C (14 °F to 131 °F)
  • Operation humidity≤95% relative humidity (RH)
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Specification

Detection performance
Detection method
;Chamber With Photoelectric Sensor
Indication
Alarm duration
Support
Electrical characteristics
Typical voltage
3v
Battery type
Replaceable CR123A x 2
Power supply
Battery Powered
Battery life
Up to 5 years
Wireless transmission
RF frequency
868MHz
Transmission Range(Free Space)
Up to 1,000 m Between the detector and a hub (or radio signal range extender) in an open space
Wireless security
AES-128 Encryption
Enrolling method
Power up,Remote ID,QR Code
General
Installation method
Ceiling mounted
Dimension (W×H×D)
125 mm × 39 mm (4.9" × 1.5")
Application scenario
indoor
Color
Black;White
251 g (0.55 lb) (with battery)
Operation temperature
-10 °C to 55 °C (14 °F to 131 °F)
Operation humidity
≤95% relative humidity (RH)
For better user experience, we highly recommend you to update your device to the latest firmware asap.
Specification
Detection performance
  • Detection performance
Indication
  • Indication
Electrical characteristics
  • Electrical characteristics
  • Electrical characteristics
  • Electrical characteristics
  • Electrical characteristics
Wireless transmission
  • Wireless transmission
  • Wireless transmission
  • Wireless transmission
  • Wireless transmission
General
  • General
  • General
  • General
  • General
  • General
  • General
  • General
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Resources

Technical documents

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