YJJ H2O2-A1 Electrochemical H2O2 Gas Sensor 0-2000ppm Medical Pharmaceutical Fields

Product Description:

YJJ H2O2-A1 Electrochemical H2O2 Gas Sensor 0-2000ppm Medical Pharmaceutical Fields

Features:

I. Basic Information
Type: Three-electrode electrochemical gas sensor
Detected gas: Hydrogen peroxide (H2O2, hydrogen peroxide vapor)
Packaging: B-series standard round probe, direct insertion with three-pin contacts
II. Core Electrical Parameters (25℃) Table
Project Technical Parameters
Measurement Range 0 - 2000 ppm
Overload Range Up to 5000 ppm for short-term tolerance
Sensitivity 50 - 90 nA/ppm (calibrated with CO standard gas)
Response Time T90 < 25 s
Resolution < 0.5 ppm
Zero Current < 2.5 ppm (equivalent concentration)
Linear Error (0 - 1000 ppm) < ±30 ppm
Operating Temperature -30℃ ~ +55℃
Humidity Conditions 15 - 90% RH (no condensation water vapor)
Air Pressure Range 80 - 120 kPa
Expected Lifespan ≥ 24 months, original factory warranty for 2 years
Recommended Load Resistance 47 - 100 Ω
III. Product Features
Designed specifically for high-concentration hydrogen peroxide steam, suitable for high-concentration conditions in sterilization chambers;
Resistant to water vapor interference, with minimal baseline drift in low-temperature humidified sterilization environments;
Three-electrode structure, suppressing cross-interference of oxidants, stable measurement;
Extremely low long-term zero drift, suitable for continuous online 24-hour uninterrupted monitoring;
B series universal packaging, can directly connect to existing gas detection mainboards.
IV. Main Applications
1. Medical and Pharmaceutical (Core Application)
Concentration monitoring of hydrogen peroxide in low-temperature plasma sterilization cabinets;
Concentration detection of hydrogen peroxide vaporization in pharmaceutical clean areas and isolation cabins for VHP sterilization;
Closed-loop control of sterilization chamber concentration, exhaust gas residual detection;
Disinfection gas monitoring in biosafety laboratories.
2. Food Packaging Industry
Gas detection in epoxy ethane + hydrogen peroxide composite sterilization lines for food packaging bags;
Real-time monitoring and over-limit alarm of H2O2 concentration in packaging workshop fumigation disinfection.
3. Chemical Environmental Working Conditions
Hydrogen peroxide production workshops, storage tank leakage steam detection;
Tail gas monitoring in advanced oxidation processes of wastewater treatment;
Hydrogen peroxide emission monitoring in chemical oxidation sections.
4. Instrument Accessories
Fixed online H2O2 detector, built-in gas monitoring module for sterilization equipment, portable disinfection gas detector.
V. Identifying Similar Models
H2O2-A1: Low range version (0 - 100 ppm);
H2O2-B1: High range model (0 - 2000 ppm), used for high-concentration sterilization scenarios, the two cannot be directly interchanged.

Specifications: