Dalian Yheng Technology Co., Ltd. is one of the most reliable manufacturers and suppliers of rs485 modbus dissolved oxygen meter in China. Welcome to buy high quality rs485 modbus dissolved oxygen meter in stock here from our factory. If you have any enquiry about customized service, please feel free to email us.
Technical Specifications
| Parameter | Specification |
| Measurement Principle | Fluorescence Quenching |
| Measurement Range | 0.00 – 20.00 mg/L |
| Resolution | 0.01 mg/L |
| Response Time | T90 ≤ 40 s |
| DO Accuracy | ±0.3 mg/L |
| Temperature Accuracy | ±0.5 °C |
| Calibration | One-point or Two-point |
| Protection Rating | IP68 (probe) |
| Power Supply | Rechargeable Lithium Battery |
| Communication | RS485, MODBUS Protocol, 9600 baud |
| Data Storage | Supported |
| Operating Temperature | -20 ~ 50 °C |
| Housing Material | 316 Stainless Steel |
| Cable Length | 3 m (customizable) |
| Main Unit Size | 164 × 75 × 17 mm |
Product Features
Interchangeable fluorescent sensor cap (sensor membrane)
Single-touch measurement to obtain instant real-time data
Built-in automatic temperature compensation function
Small size, light weight and easy portability for on-site field testing
Outstanding long-term stability with robust anti-interference performance, immune to electromagnetic disturbances and chemical contaminants
Safety Warnings
Unauthorized disassembly or maintenance of the equipment is prohibited.
Keep all wires and connectors away from water and corrosive surroundings.
Cease operation immediately if the power cord shows any damage.
Forbid usage within flammable and explosive hazardous areas.
Stop using the meter if any exterior physical damage is detected.
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