Description
Reviews
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Measurement Range | 0-25% VOL |
| Output Interface | TTL/RS-485 |
| Working Voltage | 5V DC |
| Response Time | ≤30 Seconds |
| Sensor Lifespan | 2 Years (in air) |
| Operating Temperature | -20°C to 50°C |
| Storage Temperature | -30°C to 60°C |
| Precision | ±0.1% VOL |
| Preheat Time | < 3 Minutes |
| Module Dimensions | 35mm x 25mm x 15mm |
Anonymous
Apr 11, 2026
Rating: 5/5
Great for education
Used for a science project. Safe and low voltage makes it perfect for student labs involving environmental monitoring.
Anonymous
Apr 05, 2026
Rating: 4/5
Good but warmup needed
Accuracy is good after preheating. Wish it was faster to start, but the 3-minute warmup ensures stability.
Anonymous
Feb 27, 2026
Rating: 5/5
Reliable comms
RS-485 works over long distances without noise. Much better than analog sensors for our automation rack.
Anonymous
Feb 22, 2026
Rating: 5/5
Works perfectly
Integrated easily with my PLC system. Stable readings and the RS-485 output is very reliable for industrial settings.
Anonymous
Jan 21, 2026
Rating: 4/5
Good for greenhouse
Monitoring O2 levels for composting systems. Solid build quality and documentation was easy to follow.
Q: How to change baud rate?
A: Send the specific command frame via UART as per the protocol manual included in the download section.
Q: Does it detect CO2?
A: No, this sensor is specific to Oxygen (O2) concentration. Please check our CO2 module for carbon dioxide detection.
Q: Max cable length for RS-485?
A: Up to 1200 meters depending on the environment and cable quality. Ensure proper shielding for noisy areas.
Q: Replacement sensor available?
A: Yes, the electrochemical cell is replaceable. Please contact support for part numbers and replacement guides.
Q: Is this medical grade?
A: No, this sensor is designed for industrial and environmental use only. It is not suitable for medical applications.
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