YJJ GS+4NH3-300 Electrochemical Ammonia Gas Sensor Is Used For Detecting Industrial Environments
Product Description:
YJJ GS+4NH3-300 electrochemical ammonia gas sensor is used for detecting industrial environments
Features:
GS+4NH3-300 is an industrial-grade ammonia gas sensor, mainly applicable to portable/fixed gas detectors. Here is the description of its core parameters:
Measurement range and sensitivity
Typical baseline range (pure air): 2000 ppm NH₃
Sensitivity: 40 ± 15 nA/ppm (corresponding to current output)
Response characteristics
T90 response time: < 40 seconds
Linear range: 0 - 300 ppm
Repeatability: ±10%
Environmental adaptability
Operating temperature: -40°C to +50°C
Pressure range: 800 – 1200 mbar
Humidity range: 15% - 90% RH
Electrical parameters
Recommended load resistance: 10Ω
Resolution: 1 ppm
Maximum load current: 0.3mA
Long-term stability
Long-term output drift: < 20% per year
Storage temperature: 0 - 20℃
Expected lifespan: > 24 months
Notes for Attention
Avoid exposure to high-concentration toxic solvent vapor environments. Before assembly, the PCB must undergo degreasing and cleaning.
Directly welding or bonding the sensors will result in the failure of the warranty.
Specifications:
| Measuring range | 2000 ppm NH₃ |
| Sensitivity | 55 ~ 90nA/ PPM |
| Response time | lt;25s |
| Full scale - error | 15-25ppm |
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