http://www.vedardalarm.com/photoelectric-smoke-alarm-ac-power-dc-battery-backup-p-165
Interconnected Wire-in First Time Smoke Alarm. Stand-alone sound and light alarm on-spot. This Smoke detector has wire-in and can be interconnected with other same type smoke alarm. When first smoke alarm is triggered, other interconnected smoke alarm will make alarm at same time.
Photoelectric Sensor provides the best protection against slow smoldering and other types of fires, providing an early warning signal to you and your family in the event of a smoke or fire incident.
DG321 includes a 9V backup battery, providing continuous protection even during a power failure and includes a quick connect power harness making installation simple. Blow is the features of this Smoke Alarm.
1.Photoelectric Sensor
2.90-280V 50-60Hz AC power supply
3.Test Button for easy test unit's electronic circuit, horn and battery function
4.Red LED to indicate that the smoke alarm is operating properly and alarm condition.
5.The unit shall be capable of self restoring.
6.A fully screened sensing chamber to prevent entry of small insects thereby reducing the probability of unwanted alarms.
7.The unit shall be capable of operating between 40F (4C) and 100F (38C) and relative humidity between 10% and 90%
8.The unit shall center mount to any standard electrical junction box up to 4" size without screw removal and shall be listed for wall or ceiling mounting.
9.The unit shall have an optional locking mechanism to deter battery and /or theft of the unit.
10.The unit shall have a dust cover to keep alarm clearn during construction.
11.Features a quick-connect wiring harness and be capable of interconnecting up to 18 devices, 12 of which can be smoke alarms.
12.The unit shall meet the requirement of NFPA72, EN54
- UPC 782123753451
- Brand CST
- Mfg Part # DG-321
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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.
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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.
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