Smoke Detector For Fire Alarm

Product Description:

HD-504 Serial detectors are Xinhao's latest analog heat detector with addressable and a number of new features. The heat detectors respond to increasing air temperature in a way that is classified as an A2S device. The heat-conducting plate allows good contact between the sensing thermistor and the surrounding air. The detector provides a voltage proportional to the external air temperature and transmitted the value to the control panel. The detector is designed to be connected to a two-wire loop circuit carrying both data and supply.

 Product Features: 

• 2 or 4 wire models

• Advanced detection and discrimination algorithms

• Easy installation and maintenance

• Sleek low-profile housing design

• Durable sensor head, no need for replacement

• SMD circuit board design-satisfactory quality and reliability guaranteed

• N/C (normal/close)-N/O (normal/open)selectable relay output

• AR (Auto Reset) function for security systems (optional for 4 wire models) Sensor base option: standard and Shottky Diode

Every fire alarm we sell comes complete with a 5year manufacturer's warranty, provided it is serviced in accordance with the requirements of BS 5306 part 3. This guarantee does not cover defects caused by accident, misuse or neglect.

Technical Details:

Clear Picture as Followed for Expressing Characteristics of Product Shape:

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FAQ

Q1: How long does it take to finish an order?

       Normally, it takes 20-25days. If urgent order, everything can be negotiable.

Q2: Do I need to pay a deposit when a contract is done?

 Yes, a 30% deposit within 3 working days is required. Our delivery time is based on the date that your deposit is already on our account.

Q3: Can you provide OEM service?

 We can provide OEM service. It will depend on your requests; your logo will be customized on our products.

Q4: How can I contact you?

      Please contact us by Trade manager, Email, Whatsapp, Wechat, or call us.

Q5: Can I order some samples before placing the order and how will you ship them?

       Of course, we can send you samples according to your requirements, and samples will send by express as your want.