ShenzhenYijiajie Electronic Co., Ltd.
| Resolution | ≤ 0.01 ppm |
| Recovery Time | ≤ 60 s |
| Packaging Details | Bagged |
| Power Supply Voltage | 3.7 - 5.5 V DC |
| Supply Ability | 1500 |
| Preheating Stability Time | ≤ 3 min |
| Payment Terms | L/C, D/A, D/P, T/T, , |
| Typical Accuracy | ±5% FS |
| Power Consumption | < 100 mW |
| Delivery Time | 5-8 days |
| Measurement Range | 0 - 5 ppm |
| T90 Response Time | ≤ 60 s |
| Model Number | ZE08-CH2O |
| Place of Origin | CHINA |
| Brand Name | YJJ |
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Product Specification
| Resolution | ≤ 0.01 ppm | Recovery Time | ≤ 60 s |
| Packaging Details | Bagged | Power Supply Voltage | 3.7 - 5.5 V DC |
| Supply Ability | 1500 | Preheating Stability Time | ≤ 3 min |
| Payment Terms | L/C, D/A, D/P, T/T, , | Typical Accuracy | ±5% FS |
| Power Consumption | < 100 mW | Delivery Time | 5-8 days |
| Measurement Range | 0 - 5 ppm | T90 Response Time | ≤ 60 s |
| Model Number | ZE08-CH2O | Place of Origin | CHINA |
| Brand Name | YJJ | ||
| High Light | electrochemical formaldehyde sensor module ，formaldehyde sensor for smart home ，0-5ppm formaldehyde sensor module | ||
Product Description:
YJJ ZE08-CH2O Electrochemical Formaldehyde Sensor Module 0-5ppm for Smart Home Appliances
Features:
I. Basic Introduction
Model: ZE08-CH₂O
Detection Object: Formaldehyde (HCHO)
Principle: Three-electrode electrochemistry, built-in signal conditioning + temperature compensation circuit, factory-calibrated, directly outputs digital/analog signals, no need for external operational amplifier; compact in size, suitable for smart home and air equipment, Zhengzhou Weisheng Electric... .
II. Core Electrical and Detection Parameters
1. Gas Performance Indicators
Measurement Range: 0 - 5 ppm
Resolution: ≤ 0.01 ppm
Typical Accuracy: ±5% FS
T90 Response Time: ≤ 60 s
Recovery Time: ≤ 60 s
Preheating Stability Time: ≤ 3 min
Linearity: Full-scale linear output
Interference Gases: Alcohol, CO, and organic volatile substances may cause slight cross-interference at high concentrations. High-concentration solvents will shorten the lifespan. Zhengzhou Weisheng Electric...
2. Power Supply and Signal Output
Power Supply Voltage: 3.7 - 5.5 V DC (wide voltage compatibility: 3.7V lithium battery / 5V motherboard), up to 9V, with reverse connection protection
Power Consumption: < 100 mW, low power consumption suitable for battery-powered portable devices
Three output channels, can be simultaneously accessed:
DAC Analog Voltage: 0.4 - 2.0 V linearly corresponding to 0 - 5 ppm
UART TTL 3.3V: 9600 baud rate, active reporting / query dual mode, directly read concentration values
PWM Pulse Output: Concentration corresponding to duty cycle, simple single-chip microcontroller acquisition Zhengzhou Weisheng Electric...
Size: 23 × 25 × 4.4 mm, ultra-thin surface mount module
3. Environmental Adaptation Parameters
Operating Temperature: 0℃ - 50℃
Operating Humidity: 15% - 90% RH, no condensation
Storage Temperature and Humidity: 0℃ - 50℃, dry and protected from light storage
Air Pressure: Standard atmospheric pressure 800 - 1200 mbar universal
4. Lifespan and Stability
Theoretical lifespan in a clean indoor environment at normal temperature: 5 years; in multi-smoke, alcohol, and high VOC environments, approximately 2 years
Built-in ATC temperature compensation, small drift, low long-term zero drift nexisense...
III. Product Core Advantages
Integrated Calibration Module: Built-in electrochemical probe + amplification circuit, ready to use upon receipt, eliminating the need for signal conditioning design
Multi-signal Compatibility: Analog voltage, serial port digital, PWM three outputs, suitable for various MCUs, industrial control boards, display instruments
Ultrahigh Resolution 0.01 ppm, capable of accurately monitoring indoor low-concentration formaldehyde (national standard indoor limit value 0.08 ppm)
Ultra-thin small size, convenient for embedding in purifiers, fresh air units, handheld detection instruments
Low power consumption, powered by lithium battery, friendly for portable device battery life
Built-in reverse connection protection, reducing the risk of hardware development faults
IV. Main Application Scenarios
1. Smart Home Appliances (Mainstream)
Air Purifiers: Real-time formaldehyde detection, automatic adjustment of purification level
New Fans / All-Heat Exchangers: Formaldehyde triggers increase in ventilation air volume
Central Air Conditioning, Ventilation Ducts: Indoor air quality linkage control
Smart Air Detection Instruments, Desktop Air Quality Display Panels
2. Portable Detection Instruments
Handheld Formaldehyde Detection Instruments, Indoor Air Quality Measurement Tools for Construction Sites
Battery-powered Portable Environmental Monitoring Instruments (combined with PM2.5, CO₂, temperature and humidity multi-parameter integration)
3. Commercial Indoor Environment Monitoring
Office, Hotel, School, Mall air quality monitoring system
Sales Office, Environmental Monitoring Terminal for Construction Sample Rooms
Office Building Automation BA System, Ventilation Automatic Control
4. Engineering and Indoor Environmental Protection Equipment
New Home Decoration Indoor Formaldehyde Online Monitoring Alarm Device
Laboratories, Small Painting Workshops Low-Concentration Formaldehyde Leakage Monitoring
Vehicle Air Purification, Interior Air Quality Monitoring Module
Specifications:
| Measurement Range | 0 - 5ppm |
| Resolution | ≤ 0.01 ppm |
| Typical Accuracy | ±5% FS |
| T90 Response Time | ≤ 60 s |
| Recovery Time | ≤ 60 s |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
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, ph... 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, ph...
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