GRI 8309 Portable Ammonia（NH3）Gas Detector

Product summarize：

GRI-8309 Portable NH3 Detector is a kind of toxic gas detective device which can continuously test the NH3 gas, through switch different sensors to test NH3 gases .This product is applicable to environmental monitoring, industrial production and other operate environment which low content of gas and harmful to human body, can effectively guarantee the healthy and safety of staff from abuse.NH3 gas detector adopts free diffused detection methods; Adopt Switzerland MEMBRAPOR electro-chemical sensors as sensitive sensors, have excellent sensitivity and repeatability; TI Low-power microprocessor, high reliability; excellent man-machine interface is not only done a full-featured and easy to operate.128*64 Liquid crystal display, Clear display, its compact design and attractive appearance and comfortable feel is the best choice for handheld applications.

Main Features：

 Adopt advanced 16 bits controller of Ultra-low power
                  Resolution is 128*64 LCD screen
 High-precision electro-chemical sensors
 Can be set high /low alarm point, two levels sound and light alarm.
                  Data storage: 60 data/h, maximum 480 datas.
 Provide calibration methods of software and hardware calibration, concentration can be adjustable.
 Provide real-time clock display
 Rechargeable

Industrial Applications：

Petroleum and petrochemical industry、ambulance Fire and other safety detection 、dangerous substances detection in various types of industrial establishments .

Technical Parameter：

  Sensor type： Electro-chemical
                   Sampling way ：  Pumping
                  Test range:   0-200 ppm or customize
                   Precision ：    1ppm
                  Response time ：  60s
                  Indicate way ：LCD display real-time concentration ,LED 、buzzer alarm .
                  Operate environment ：10℃—40℃ 15%-95%RH（Non-condensing）
                  Pressure range: Atmospheric pressure ± 10% 
                  Operate voltage ：DC3.7V  Lithium ：1100mAh
                  Charge time ：6-8 hours
                  Continuous work hours ： 30 hours above     
                  Sensor life ：  2year(in the air)
                  Dimension :  220*85*40 mm                   
                  G.W ：0.34KG              
                  Protection Class : IP65                    
                  Certification: CE             
                  Warranty ：12 months