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Home /FAQ /What is the product warranty period?

What is the product warranty period?

June 16, 2026

The standard warranty period is 2 years; for large-scale projects, an extended warranty or a maintenance service agreement may be negotiated.

FAQ
01How much energy can be saved by using your solution?02Can your products be used for old building renovation projects?03Is this product suitable for hospital projects?04Are discontinued models still eligible for repair or spare parts?05How can I get technical support? What is the response time?
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1647081332666997Temperature and Humidity Transmitter ChannelSmart SensorsBasic Parameters of CW-601 Temperature and Humidity Transmitter Measurement performance: temperature ±0.3℃~±1℃, humidity ±2%~±5%RH (response within 2-5 minutes). Protection design: polymer filter, moisture-proof and dust-proof, prolonging service life. Output signal: 4-20mA/0-10V/RS485 (industrial standard interface). Application Scenario: HVAC/Engine room/Agriculture/Biopharmaceutical and other environmental control. Installation features: ducted probe design for dusty and humid environments.1647081364670249PM2.5 Emitters for Indoor UseSmart SensorsPM2.5 Basic parameters of indoor sensors Detection principle: Optical particle counting (1 µm particles +) with an accuracy of ± 10 µg/m³ ± 10 %. Output signal 4-20mA/0-5V/0-10V/RS485 (Modbus protocol, 1200 meters connection). Environmental adaptability: working temperature -10~60℃ (20-80% RH), response time 15 minutes. Application Scenario: Intelligent Building/Air Conditioning/HVAC/Heating and Cooling System, support factory/office environment monitoring. Calibration and Maintenance: Standard calibration, IP protection (anti-condensation design).1647081344705287optical level transmitterSmart SensorsCW-905 Basic settings for the light level transmitter. Measuring range: 0 – 200,000 lux (visible light 400 – 700 nm), response time <5 seconds. Accuracy ±3% ~ ±10% of visible light Optional IP65 degree of protection (with waterproof connector). Output signals 4-20mA/0-10V/RS485 (Modbus protocol, address adjustable). Installation features Compact and portable, universal for indoor and outdoor, supports communication code/software configuration. Connection configuration: baud rate 1200-38400 bps (standard 9600), data format 8N2.1647081320926443Oxygen TransmitterSmart SensorsBasic Parameters of CW-811 Oxygen Transmitter Sensing principle: electrochemical sensor, accuracy ±2%FS, response time ≤10 seconds Range option 1PPM / 0.1%V / 0.01%V Accuracy Output signal: 4-20mA / 0-5V / 0-10V / RS485 (industry standard interface). Typical applications: medical/laboratory/air-conditioning systems, supporting automatic ventilation control. Environmental adaptability : IP protection class, working temperature -10~50℃.
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Latest FAQs
How much energy can be saved by using your solution?
Can your products be used for old building renovation projects?
Is this product suitable for hospital projects?
Are discontinued models still eligible for repair or spare parts?
How can I get technical support? What is the response time?