About this manual
The MP526 is a dual‑parameter laboratory instrument for measuring conductivity and dissolved oxygen. It features automatic calibration, temperature, salinity and pressure compensation, RS232 data output and a 600‑record storage capacity.
The manual provides detailed instructions on setup, electrode calibration, measurement procedures, parameter settings, and maintenance, along with technical specifications and safety certifications. This manual is written in Chinese.
What's inside
- Overview
- Technical Parameters
- Instrument Description
- Conductivity Measurement
- Dissolved Oxygen Measurement
- Smart Stirrer Usage
- Instrument Integration
- Warranty and Guarantees
- Appendices
Specifications
| Conductivity measurement range | 0.00–20.00 µS/cm, 20.0–200 µS/cm, 200–2000 µS/cm, 2.00–20.00 mS/cm, 20.0–200 mS/cm, 200–2000 mS/cm (K=10) |
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| Conductivity resolution | 0.01/0.1/1 µS/cm or 0.01/0.1/1 mS/cm |
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| Conductivity accuracy | ±0.5 % FS (instrument), ±0.80 % FS (accessory) |
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| Temperature measurement range | -10 °C ~ 110 °C |
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| Temperature accuracy | ±0.4 °C (5–60 °C), ±0.8 °C (other ranges) |
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| Dissolved oxygen measurement range | 0 ~ 40.00 mg/L (ppm) or 0 ~ 200 % saturation |
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| Dissolved oxygen accuracy | ±0.10 mg/L (instrument), ±0.40 mg/L (accessory) |
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| Dissolved oxygen response time | ≤30 s (25 °C, 90 % response) |
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| Data storage capacity | 600 measurement groups (300 per mode) |
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| Power supply | DC 9 V / 300 mA |
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| Communication interface | RS232 |
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| Dimensions | 160 × 190 × 70 mm |
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| Weight | 880 g |
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| IP rating | IP54 (dust and splash protection) |
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| Certifications | ISO 9001:2000, CE, CMC |
Frequently asked questions
How many measurement records can the MP526 store?
The instrument can store up to 600 groups of measurement data (300 groups per measurement mode).
What communication port does the MP526 provide?
The MP526 includes an RS232 communication interface.
How do I switch between measurement parameters?
Press the key to enter mode selection, then use the key to cycle through parameters such as conductivity, resistivity, TDS, and salinity.