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Renke RS-CH2O-N01-2-5P-2-EX, Formaldehyde Sensor (RS485,measure CH2O only) Range: 0ppm~5ppm
The Renke RS-CH2O-N01-2-5P-2-EX, Formaldehyde Sensor (RS485,measure CH2O only) Range: 0ppm~5ppm by Renke is a premium gas sensors designed for premium buyers. It features Item Type: Formaldehyde Sensor and Model No. / Name: RS CH2O N01 2 5P 2 EX.
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About This Product
The Renke RS-CH2O-N01-2-5P-2-EX, Formaldehyde Sensor (RS485,measure CH2O only) Range: 0ppm~5ppm by Renke is a premium gas sensors designed for premium buyers. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Formaldehyde Sensor
- Model No. / Name: RS CH2O N01 2 5P 2 EX
- Power Supply Voltage (V): DC 10–30 V — works with standard household power
- Accuracy: ±5% FS (@1ppm, 25℃, 50%RH)
- Resolution: 0.01ppm
- Operating Temperature (°C): -20 to 50
- Humidity Range: 15~90% RH, non-condensing — reliable connection even at a distance
- Pressure Range (MPa): 91–110 kPa — reliable connection even at a distance
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The Renke RS-CH2O-N01-2-5P-2 is a high-precision electrochemical formaldehyde sensor designed for reliable 24-hour indoor and industrial monitoring. With a measuring range of 0–5ppm and a resolution of 0.01ppm, it ensures fast, accurate detection of formaldehyde for healthier environments. Its durable wall-mounted waterproof design allows use in harsh conditions, and optional OLED display provides real-time readings. Equipped with RS485 output, it supports centralized monitoring through a cloud platform. The sensor offers excellent repeatability within 2%, low drift, and long-term stability, making it ideal for homes, offices, labs, and factories seeking continuous air quality management.
Features:
- High-accuracy electrochemical formaldehyde detection (0–5ppm)
- Fast response time ≤35s for real-time monitoring
- Long-term stability with ≤7% signal drift per year
- Optional high-quality OLED display for clear on-site readings
- Wall-mounted waterproof design suitable for harsh environments
- Supports RS485, 4–20mA, 0–5V, and 0–10V outputs for flexible integration
Application:
- Indoor air quality monitoring in homes and offices
- Industrial and laboratory formaldehyde detection
- Centralized multi-location environmental monitoring via cloud
- HVAC system air quality control
- Schools, hospitals, and public buildings safety monitoring
- Furniture and building material off-gassing detection
Package Includes:
1 x Renke RS-CH2O-N01-2-5P-2, Formaldehyde Sensor (RS485,measure CH2O only) Range: 0ppm~5ppm
1 x Screw Set











