Fire Detector Heat sensor Conventional 2-wire fire automatic alarm system.
The device is intelligent sensors that utilize a state-of the-art thermistor sensing circuit for fast response. The device is a rate-of-rise temperature sensor with 135°F fixed temperature alarm. The device is a rate-of-rise with fixed temperature alarm thermal detector utilizing a state-of-the-art dual thermistor sensing circuit. These detectors are designed to provide open area protection with 50-foot spacing capability, and are to be used with compatible control panels only.
Two LEDs on each detector light to provide 360°visibility of the detector indication.
Features and Benefits
Compatible with all the conventional fire alarm control panel
Unpolarized wire input
Wide range of operating voltages
High precision electronic thermistor
Built in microprocessor intelligent software
Two LEDs blink standby, provide 360° visibility
Twist-on mounting base with tamper lock
Remote Indicator LED can be connected.
Height (including mounting base): 55 mm
Weight: 155 g
Operating Temperature Range: -10°C to 50°C
Operating Humidity Range: 10% to 93% Relative Humidity, Noncondensing
Latching Alarm: Reset by momentary power interruption
System Voltage (nominal): 24 VDC (9V~ 28VDC)
Standby Current: 40 μA @ 24VDC
Alarm Current: 30 mA @ 24VDC
Fixed Temperature Rating: 57°C (135°F)
Rate of Rise Detection: Responds to greater than 15°F/min
- UPC 744252435042
- Brand Vedard
- Mfg Part # WT-105
- Color White
Conditions of use
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Vedard Alarm Systems Company attempts to make product descriptions as accurate as possible. However, Vedard does not warrant that product descriptions are complete, current or error-free. If there is any doubts, please feel free to send email to check with us before buying.
Alarm Systems are devices of installation required before using. So, please make sure there is experienced alarm installer, electronic engineer, security service or experienced alarm user for the installation work after item is bought.
Vedard is not responsible for any wrong purchasing, non working of product with wrong configuration. Please make sure the wireless compatibility of buying wireless alarm accessories, wireless sensor with your exist wireless alarm system.
Cause of high rate international shipping charge for you and us, we do not accept fault goods return. But we offer 50% off new one sales for compensation. Product fault evidence is required.
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Preparation for delivery usually takes 3~7 business days.
Generally, DHL shipping service is used for delivery and delivery time is 3~5 business days for most countries.
For package weight less than 2kgs, we may use air post service for delivery and delivery time may be 15~25 days.
Once an order was shipped, you will receive an email with tracking information.
Low customs value will be made to reduce your import tax in our commercial invoice.
If you have special requirement for shipping, please leave comment with us when you place the order. Thank you!
We can send email of alarm system manual for your preparing installing new technology alarm systems. Please contact us to send the alarm system manual.
If your ordered goods is happened out of stock or not available to be shipped, we will issue 100% refund immediately and send email notice to you.
Tracking No. will be provided.
We may use DHL, EMS, China post air mail, Swiss post air mail to deliver your parcel.
The parcel tracking Website is as below:
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Your benefit is guaranteed while shopping at Vedard Security Systems Store.
We will refund you product rate once product shipped is found with fault.
But video, photo evidence should be provided and confirmed by our technical department. Refund application should be submitted within 7 days after products received. Refund application should be sent to firstname.lastname@example.org and title with Refund order #.
Buyers are requested to read and know product carefully before buying. And you can ask question via our forum or e-mail. We don't accept wrong buying refund.
Buyer can select to return to us with product rate and freight rate refund. But return cost is charged by buyer.
Household alarms should be as necessary as household appliances. But home alarms are special products.It plays an important role in keeping the family safe.Therefore, the installation and use of family alarm should be based on the home environment safety needs and alarm installation requirements. For wireless alarm, different manufacturers, different brands of alarm equipment is not compatible. Therefore, before buying an alarm, carefully read the product description and understand the brand of the product to determine its wireless compatibility.
There are many kinds of alarms. Alarm manufacturers designed a variety of alarms for different users of different habits or environmental differences. Therefore, you can choose the most appropriate alarm according to your own security needs.
Before buying alarm equipment, you should understand the functions and characteristics of all kinds of alarms and your own security needs. If you have any questions, please contact the product seller. Professional alarm equipment sales will provide detailed product installation instructions, video demonstrations, and technical guidance.
The products details and technical support for vedardalarm security can be found at https://www.vedard.com/forum