Heat alarm

Ceiling or wall mounting, Easy installation,Safety-clip feature,not allow mounting of the heat alarm without battery installion

 Heat alarm(AK-228A)

Product description

* Ceiling or wall mounting
* Easy installation
* 9V battery operated (included)
* Detection of intense fires with fast response.
* Flash alarm indicator (red)
* Self-test function
* Low battery signal
* Safety-clip feature, not allow mounting of the heat alarm without
  battery installed
* High stability and reliability
* Relative Humidity : 10% ~ 95%
* Operating Current : <30uA (standby) and 30mA (alarm working)
* Horn level : 85dB within 1 meter
* Operation :When the ambient
* temperature rise 70or 50 or 60)within 5 seconds, the alarm will sound.
* AK-228- Standard 70oC. (Can be adjusted for special location and customer

request.)
* Battery life : 1 year min
* Interconnecting Gas detector  
  (1)Circuit for normally closed rely contacts
  (2)Circuit for normally opened rely contacts  
  (3)Operating Frequency: 433 MHZ/315MHZ (optional)

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