Sound and light secondary alarm pumping ammonia tester
HND880-NH3 portable ammonia detection alarm
HND880-NH3 portable ammonia detection alarm is applied to ammonia concentration detection and ammonia leakage alarm. The instrument adopts the world's top sensor and microcontroller technology, which can accurately detect ammonia content, with fast response and high measurement accuracy. With signal stability, high sensitivity and high precision, the performance of the whole machine is at the leading level in China.
HND880-NH3 portable ammonia detection alarm device Features:
â—† High-precision, high-sensitivity imported electrochemical ammonia sensor
â—† The machine is small in size, light in weight, waterproof, explosion-proof and shockproof.
â—† High precision, high resolution and fast response
â—† Large-capacity rechargeable lithium battery for continuous operation for a long time
â—† Digital LCD backlight display, sound and light, vibration alarm function
◆ Upper and lower limit alarm values ​​can be set arbitrarily, with zero point and target point calibration function, built-in
Temperature compensation, easy maintenance
â—† Data recovery function, avoiding worries caused by misuse
â—† The shell is made of special materials and technology, it is not easy to wear, easy to clean, and it is bright and new for a long time.
â—† Widely used in petrochemical, industrial production, flue gas environmental monitoring, sewage treatment, bio-pharmaceutical, home environmental protection, school laboratories and other industries.
HND880-NH3 portable ammonia detection alarm instrument technical parameters:
Detection gas: ammonia in the air (NH3)
Detection principle: electrochemical principle
Detection range: 0～10ppm, 0-50ppm, 0-100ppm, 200ppm, 500ppm, 1000ppm, 2000ppm, 5000ppm optional
Resolution: 0.01ppm (0 to 100 ppm); 0.1ppm (0 to 1000 ppm); 1ppm (0 to 5000 ppm)
Detection method: diffused, pumping optional
Display mode: LCD liquid crystal backlight display
Detection accuracy: ≤ ± 3% (actual concentration, higher accuracy depending on the specific sensor)
Alarm mode: sound and light secondary alarm, alarm sound: ≤ 80 decibels
Response time: less than 20S
Recovery time: less than 20S
Working power: DC3.6V
Battery capacity: 3.6VDC, 1800mA with charging protection
Sensor life: more than three years
Working environment: temperature -30 ° C ~ +70 ° C; humidity: ≤ 95% RH no condensation (special requirements must be customized)
Working pressure: ≤100Kpa
Repeatability: ≤±1%
Linearity error: ≤ ± 1%
Zero drift: ≤ ± 1% (FS / year)
Type of explosion protection: intrinsically safe
Explosion-proof mark: Exia II CT6 (intrinsically safe type)
Protection level: IP65
Dimensions: 125 × 52 × 30mm (L × W × H)
Standard accessories: manual, charger, box
Optional accessories: 0.8m sampling handle 1
Weight: 200g
HND880-NH3 portable ammonia detection alarm
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