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ANKA Sci-Tech Co.,Limited is one of the leading China heat detector,Website:http://www.anka-security.com, intelligent heat detector, photoelectric heat detector manufacturers and suppliers, and also a professional company equipped with productive factory, we are always able to offer you cheap or low price heat detector with reliable quality.why choose us1).2000 square meters factory, have capability to supply wide range of products2).Good quality control ,with competitive prices.3).Prompt delivery.4).Good after-sales service.5).No Minimum order quantity limited.OEM and ODM are also accepted.6).We locate in Shenzhen of China, easy for export.Product DescriptionSpecificationsAJ-6920 addressable heat detector (Detector hereunder) is a mated product of the 9000 series fire alarm control panels. It uses a two-bus work mode. With an internal microprocessor, it supports electronic coding. The detector realizes real-time acquisition of the in situ temperature data and sends back the data to a fire alarm control panel. It can also receive and execute the control commands given by a fire alarm control panel. When in a routing inspection, the detector indicator will blink. When there is a fire in the monitored area and the temperature has reached the alarm threshold, the fire alarm control panel will confirm a fire alarm according to the received message sent from the detector, and the detector indicator will light at the same time to indicate a fire alarm.The detector is suitable for such industrial and civil buildings that have a great deal of heat when fire takes place, such as kitchens, boiler rooms, generator rooms, drying workshops and smoking rooms and is not suitable for places with a great deal of smoke but little heat.?Technical parameters1.Executive standard: GB4716-20052.Operating voltage: 24V (pulse modulation)3.Operating current: <300uA (monitoring status) or <1.5mA (alarm status)4.Work indication: The red indicator will blink in the monitoring status or remain l