Overview

Enviro Forest portable nh3 ammonia gas analyzer is mainly used for rapid and accurate detection of gas leakage or gas concentration exceeding the alarm. The main detection principles of gas detection are electrochemical, infrared, catalytic combustion, thermal conductivity, PID photoionization, etc. Widely used in firefighting, emergency rescue, restricted space, petroleum, chemical, metallurgy, refining, gas, storage, medicine, environmental protection, air treatment and other occasions.

Features

Built in pump for suction or diffusion detection
Pump clogging alarm
Optional LED lighting
Unit flexibility: umol or mol, ppm, pphm, ppb, mg or m3, ug or m3, % Vol, % LEL
8 button operation with quick one-key calibration
Storage for over 100,000 data items
Communication via TYPE C, optional Bluetooth
Fall alarm
Data recovery for partial or full factory data
Display of max, min, and weighted average values
Multiple alarm modes: sound, light, vibration, and voice
Alarm types: concentration, pressure, fault, pump blockage
Modes include low, high, interval, TWA or STEL
Miss operation prevention for concentration calibration
Zero-point auto tracking to avoid drift
Multi-level calibration for target points
Intrinsically safe circuit for explosion proof, shock proof, anti-static, anti-radiation
IP68 protection: rain and soak proof, dust proof, anti-corrosion

Technical Specifications

Detection Gas	Ammonia NH3
Detection Range	NH3 0 ppm to 300 ppm
Resolution	0.1 ppm
Unit Display	Umol or mol, ppm, pphm, ppb, mg or m3, ug or m3, % Vol, % LEL (Optional)
Detection Principle	Electrochemical
Sensor Life	2 years to 3 years
Detection Method	Built in pump suction type, can be switched to diffusion, diffusion + pump suction detection mode
Display	LCD
Linearity	≤ ± 3 %
Repeatability	≤ ± 2 %
Response Time	T 90 ≤ 20 s
Recovery Time	≤ 30 s
Operating Power	DC 3.7 V x 2
Battery Capacity	2500 mAh rechargeable polymer battery with over charging, over discharging, over voltage, short circuit and overheating protection.
Communication Interface	Type C (2 hours full charge)
Data storage	With high-capacity data storage of 100,000 items (other capacities can be customized)
Explosion-Proof Grade	Intrinsically safe ExiaIIC T4 Ga
Protection Class	IP68
Shell Material	High strength corrosion resistant fire-resistant polycarbonate and rubber protective sleeve, drop proof wear resistant anti-static, effective anti-drop ≥ 16.4 ft (5 m)
Standard Accessories	Calibration cover, pump suction nozzle, manual, certificate of conformity, USB charger (including data cable), instrument box
Optional Accessories	0.65 ft (0.2 metre) swan neck sampling probe Activated carbon filter 1.32 ft (0.4 metre) stainless steel sampling handle (including 3.2 ft (1 metre) hose) 2.95 ft (0.9 metre) retractable sampling handle (with 3.2 ft (1 metre) of hose) External Bluetooth printer
Applications	Petroleum, chemical, pharmaceutical, environmental protection, gas distribution, warehousing, flue gas analysis, air treatment and all other occasions that require portable rapid detection of gas concentration.
Working Environment	Temperature: -40 °F to 158 °F (-40 ºC to 70 ºC) Humidity: 10 % RH to 95 % RH non condensation
Size	6.5 in × 2.5 in × 2.4 in (165 mm x 64 mm x 61 mm)
Weight	0.61 lb (0.28 kg)