Hàng hiệu:
Yokogawa
Số mô hình:
FLXA202
| Model | PH91 | PH92 |
|---|---|---|
| Measurement | Hydrogen ion concentration (pH) | Hydrogen ion concentration (pH) or oxidation-reduction potential (ORP) of solution |
| Measuring range | pH | 0.0 to 14.00 pH | pH | 0.00 to 14.00 pH ORP | -2000 to 2000 mV |
| Temperature | 0 to 80℃ (with sensors) (0 to 50℃ when a KCl replenish-free type sensor and its sensor cable are immersed in water) |
0 to 80℃ (with sensors) (0 to 50℃ when a KCl replenish-free type sensor and its sensor cable are immersed in water) |
| Repeatability (Simulated input without sensor) |
pH | ±0.01 pH ±１digit | pH | ±0.01 pH±1digit ORP | ±0.3% of Reading(-999.9 to 999.9 mV; ±0.3 mV) |
| Temperature accuracy | Simulated input for main unit only; ±0.5 ℃±1 digit Combined with sensors; ±1.0 ℃ (0 to 70 ℃), ±1.3 ℃ (above 70℃) |
|
| Temperature compensation | Automatic, Manual | |
| Functions | Display pH and solution temperature (simultaneously), Electrode sensitivity level indicator, Stability check function, Data Memory(500 points) | Display pH or ORP (mV) and solution temperature (simultaneously), Electrode sensitivity level indicator, Stability check function, Data Memory(500 points) |
| Construction | IP67 | |
| Connectable sensor | PH92SN | PH92SN, OR92SN |
| Solution conductivity | 50 μS/cm or more | |
| Power source | 2 x AA batteries (LR6), Auto power off function (time configurable: 1 to 30 minutes) | |
| Battery life | Approximately 500 hours | |
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