Product Description:
YJJ SP-SGTP-O2 Portable Electrochemical Single-Gas Detector - Diffusion Type
Features:
I. Basic Information
Model: SP-SGTP-O2 (Portable Single Gas Detector of SGT-P Series)
Detected Gas: Oxygen O₂
Detection Principle: Electrochemical Sensor
Sampling Method: Diffusion Type
II. Core Technical Parameters
Range: 0 - 25 % VOL (Industrial Standard Range)
Resolution: 0.1 % VOL
Accuracy: ±3% FS
Alarm Values (Factory Default, Customizable)
Low Oxygen Alarm: 19.5 % VOL (Asphyxia, Danger)
High Oxygen Alarm: 23.5 % VOL (Oxygen Enrichment, Flammable Risk)
Response Time: T90 < 30 Seconds
Alarm Method: 90dB Beeper + Red LED Blinking + Vibration Triple Alarm
Protection Grade: IP67, Dust and Waterproof
Explosion-proof Certification: ATEX / IECEx Ex ia IIC T4 Ga Intrinsically Safe Explosion-proof
Operating Temperature: -40℃ ~ +50℃
Operating Humidity: 5% - 95% RH (No Condensation)
Power Supply: Disposable Lithium Battery, Overall Battery Life 24 Months
Size / Weight: 54×91×32mm, 93g, Can be worn with an Alligator Clip
Additional Functions: Store 30 Alarm Records, Support Infrared Data Export, Customizable Alarm Thresholds
III. Main Applications
Limited Space Operations: Sewage Wells, Cellars, Storage Tanks, Underground Pipelines, Enclosed Enclosures, Detect whether there is asphyxia / oxygen enrichment, prevent suffocation risks
Chemical / Metallurgical / Mining: Workshops, Reaction Vats, Underground Work Environments for Oxygen Concentration Monitoring
Municipal Environmental Protection: Sewage Treatment Plants, Garbage Stations, Septic Tanks, Underground Pipe Lanes Inspection
Warehousing Cold Storage: Inert Gas (Nitrogen) Protected Warehouses, Monitor Oxygen Deficiency Caused by Nitrogen Leakage
Medical / Laboratory: Oxygen Enriched Environments, Oxygen Concentration Monitoring in Gas Cylinder Rooms
Personnel Safety Protection: Worn by Workers, Real-time Warning of Asphyxia / Oxygen Enrichment, Ensuring Personal Safety
Specifications:
| Range |
0-25 % VOL |
| Resolution |
0.1% VOL |
| Accuracy |
±5%FS |
| Alarm Value |
Low alarm 25 ppm |
| Alarm Method |
90dB buzzer + Red LED |
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