Shen ChangHong 
Product Details
Custom Matching
Technical Specifications
Measuring item | Value | |
DO | Measuring range | 0.0～20.0mg/L |
Accuracy | 0.1mg/L | |
Indication error | ±0.2mg/L | |
Saturation | Measuring range | 0~200% |
Indication error | 0.1% | |
Temperature | Measuring range | 0 ~99.9℃ |
Accuracy | 0.1℃ | |
Indication error | ±1.0℃ | |
Temperature compensation | 0 ~99.9℃ | |
DO calibration temperature | 0 ~99.9℃ | |
Testing standard | HJ506-2009 | |
Analytical method | Electrochemical method | |
Electrode | Polarographic DO Electrode and Temperature Electrode | |
Data storage | Can store 999 set of data records | |
Charging/Data interface | Type C | |
Display | 2.4 inch 240*160 LCD | |
Dimension | 185mm×92mm×50mm | |
Weight | About 0.55kg | |
Working environment | (1) Ambient temperature: 5~40℃ ⑵ Relative humidity: ≤85% ⑶ Power supply: Rechargeable lithium battery or AC (220±22)V (50±0.5) Hz (4) No significant vibration and electromagnetic interference, avoid direct sunlight. | |
Functional Features
Measurement process controlled by MCU, with digital filtering technology to enhance system reliability.
Manual and automatic temperature compensation, using digital temperature compensation technology to eliminate non-linear factors in temperature compensation.
Simultaneous measurement of dissolved oxygen (DO) and temperature for efficient reading and confirmation of results.
High-performance, ultra-low-power 16-bit microcontroller with high-capacity rechargeable lithium battery to ensure extended instrument runtime.
Data protection against power loss ensures data is not lost.
Storage capacity for 999 data sets with time tags, supporting data transfer to a computer for easy record-keeping and analysis.
Auto-lock mode: The display automatically locks onto stable readings.
Type-C port for data transfer to a computer.
Equipped with a large LCD screen with Chinese character menu display for intuitive and convenient operation, supporting one-handed operation and suitable for various usage scenarios.
The instrument is designed with corrosion resistance, waterproofing, and dustproofing to adapt to a variety of harsh environments.
Packing List
Main Unit: 1 unit
Electrode: 1 dissolved oxygen electrode, 1 temperature electrode
Oxygen-free water: one packet
5V2A Charger: 1 piece
Carrying case: 1 case
User Manual: 1 copy
Product Certificate: 1 certificate
Warranty Card: 1 card
