YJJ OXY-FLEX-1-H High-Temperature Type Zirconia ZrO2 Through-Hole Oxygen O2 Sensor / Transmitter

Product Description:

YJJ OXY-FLEX-1-H High-Temperature Type Zirconia ZrO2 Through-Hole Oxygen O2 Sensor / Transmitter

Features:

I. Core Parameters (Standard Specifications) Table

Parameters Typical Value Explanation

Model OXY-FLEX-1-H SST OXY-Flex high-temperature series (H = High Temp)

Detected Gas Oxygen (O₂) Principle of zirconia, specifically for measuring oxygen concentration

Detection Principle Zirconia (ZrO₂) solid electrolyte Non-consumable, no electrolyte required, long lifespan

Standard Range 0 ~ 25% Vol Can be customized to 0~100% or narrow range (e.g. 19~22%)

Accuracy ±1% FS Industrial-grade high precision

Response Time (T90) ≤ 4 seconds Extremely fast response, suitable for real-time control

Working Temperature (Probe) -100°C ~ +400°C H-type high-temperature version, resistant to extreme high temperatures

Working Temperature (Electronic) -10°C ~ +85°C Wide temperature electronic enclosure

Power Supply 24 V DC (21.6~26.4V) Industrial standard power supply

Power Consumption ≤ 500 mA Low power consumption design

Output Signal 4~20 mA (1-H) Standard analog quantity, compatible with PLC/DCS

Other Optional Outputs 0~10 V / RS232 Supports digital communication and configuration

Probe Material 316L stainless steel Resistant to corrosion and high temperatures

Protection Grade IP65 / IP66 Dust-proof and water-proof, suitable for harsh environments

Probe Length 200 / 400 / 600 mm Customizable length

Life > 5 years (in air) Almost maintenance-free

Calibration Air calibration (20.7% O₂) Automatic / Manual single-point calibration

Features Tolerant to high temperatures, no drift, maintenance-free, dust-resistant, explosion-proof

II. Core Advantages

Super high-temperature resistance: Probe stable at 400°C for a long time, directly inserted into high-temperature flue / furnace, no need for sampling pre-treatment.

Ultra-fast response: T90 < 4 seconds, much faster than electrochemical sensors, meeting combustion closed-loop control requirements.

Long life and maintenance-free: No electrolyte, no consumables, 5 years + lifespan, significantly reducing operation and maintenance costs.

Industrial-grade stability: ±1% high precision, IP65 protection, dust-resistant / corrosion-resistant, suitable for harsh conditions.

Plug-and-play: Standard 4~20mA output, directly connected to industrial control system, simple installation and commissioning.

Wide range flexibility: 0~25%/0~100% selectable, supports RS232 narrow range customization (e.g. 19~22%).

III. Typical Applications (Industrial Combustion / Gas Monitoring Core Equipment)

Boiler / kiln combustion optimization

Coal / gas / fuel oil boilers, biomass boilers Oxygen content monitoring in flue gas

Control air-fuel ratio, improve thermal efficiency, reduce nitrogen oxide (NOx) emissions

High-temperature kilns in cement, lime, ceramics, metallurgy industries Oxygen content closed-loop control

Industrial flue gas / waste gas treatment

O₂ online analysis in incinerators, hazardous waste treatment furnaces, RTO/RCO waste gas treatment systems

Prevent oxygen deficiency / over-oxygen explosion, ensure safety and efficiency of tail gas treatment

Heat treatment / inert atmosphere control

Vacuum furnaces, annealing furnaces, sintering furnaces Monitoring residual oxygen in protective gas (N₂/Ar)

Welding, powder metallurgy, 3D printing Precise control of controlled atmosphere oxygen content

HVAC / environmental protection / special scenarios

Tunnels, mines, ship cabins, confined spaces Low oxygen / rich oxygen safety monitoring

Fermentation, composting, food preservation Oxygen concentration monitoring in anaerobic environments

Automobile exhaust, engine bench tests Air-fuel ratio and emission analysis

Specifications:

Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, photodiodes, Japan FIGARO, UK CITY, ALPHASENSE full range of semiconductors, catalytic, electrochemical gas sensors, French HUMIREL/MEAS humidity sensors and other international well-known companies authorized agents or distributors, to provide customers with product information, products Solutions, product selection, supply guarantee and logistics services, etc.