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Thông tin chi tiết sản phẩm:
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| Độ nhạy: | 0,09 ± 0,04 A/ppm | T90 Thời gian phản ứng: | ≤ 45 s |
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| đường cơ sở: | < ± 0,4 μA | Trôi đường cơ sở: | < 10 ppm |
| Nghị quyết: | 0,5 trang/phút | tuyến tính: | 0–2000 trang/phút |
| Điện áp Bias: | 0 mV | Nhiệt độ hoạt động: | -40oC đến +50oC |
| Làm nổi bật: | hydrogen sulfide gas sensor 0-2000ppm,electrochemical H2S sensor for detectors,portable fixed hydrogen sulfide detector |
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Product Description:
YJJ 4H2S-2000 052-0600-000 Electrochemical Hydrogen Sulfide Sensor 0-2000 ppm for Portable/Fixed Detectors
Features:
I. Core Parameters (20℃, 50% RH)
1. Measurement Performance
Measured Gas: Hydrogen Sulfide (H₂S)
Range: 0–2000 ppm
Maximum Overload: 4000 ppm (short-term withstandable)
Sensitivity: 0.09 ± 0.04 μA/ppm
T90 Response Time: ≤ 45 s
Baseline (Zero Point): < ±0.4 μA
Baseline Drift (-40 to 50℃): < 10 ppm
Resolution: 0.5 ppm
Linearity: Full-scale linearity (0–2000 ppm)
Bias Voltage: 0 mV (no bias circuit required)
2. Environmental and Electrical
Operating Temperature: -40 ℃ to +50 ℃
Humidity: 15%–95% RH (no condensation)
Pressure: 1 atm ±10%
Recommended Load Resistance: 10 Ω
Life: Approximately 2 years in air
Long-Term Stability: <2% Signal Value/Month
Storage Conditions: 10–30℃, Storage Period 6 Months
3. Physical and Safety
Size: Φ20.2 mm × Height 16.5 mm (Pin Length 12 mm)
Weight: Approximately 5 g
Shell: ABS, 3-pin (+, -, NC)
Explosion-proof: Current < 0.2 mA at 2000 ppm, Open-circuit Voltage 1.3 V
II. Typical Applications
1. Oil/Gas (High Concentration H₂S Key Scenarios)
Oil and Gas Field Wellheads, Gathering Stations, Desulfurization Facilities High-Concentration Leakage Monitoring (0–2000 ppm)
Well-Down, Enclosed Space H₂S Excess Alarm (Asphyxiation/Death Concentration)
Replace Traditional Low-Range (0–100 ppm) Sensors to Avoid High-Concentration Saturation Distortion
2. Chemicals / Coal Chemicals
Coking, Sulfur Recovery, Sewage Treatment Plants H₂S Online Monitoring
Reactor, Pipeline, Sewage Pond High Concentration Leakage Warning
3. Portable / Fixed Detectors
Four-Component / Single Gas Detector (H₂S + CO + O₂ + LEL)
Explosion-proof Fixed Detector, Portable Pump-In / Diffusion Alarm Instrument
Directly Replace Compatible Sensors from etc. 4 Series
4. Environmental / Municipal
Landfill, Sewage Treatment Plants, Sewer H₂S Malodor / Toxicity Monitoring
Specifications:
| Core Parameters | 20℃, 50% RH |
| Measured Gas | H2S |
| Range | 0–2000 ppm |
| Maximum Overload | 4000 ppm |
| Sensitivity | 0.09 ± 0.04 μA/ppm |
| T90 Response Time | ≤ 45 s |
Người liên hệ: Miss. Xu
Tel: 86+13352990255
Vietnamese
