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| Product Name | QiWei PH-110 pH Meter (online) | QiWei PH-110A pH Meter (online) |
| Product Price | $154.00 | In coming |
| Details | Details | |
| Model comparison | ||
| type | online | online |
| Measuring range | 0~14PH | 0~14PH |
| precision | ±0.02 | ±0.02 |
| Annex | ||
| Parameter comparison | ||
| PH Measurement Range | 0~14pH | 0~14 pH |
| PH Measurement accuracy | ±0.02pH | +0.02 pH |
| mV Measurement Range | -1900~1900mV | |
| mV Measurement accuracy | +1mV | |
| Measurement Range | 0~100℃ | |
| resolution | 0.01pH/1mV | 0.01 pH / 1 mV |
| Stability (zero drift) | ≤ 0.02pH/24h; ≤ 3 mV/24h | ≤ 0.02 pH/24 hours; ≤ 3 mV/24 hours |
| Temperature compensation method | Manual/Automatic (NTC10K) | |
| Signal output Range | 4-20mA isolation protection output, maximum loop resistance 300Ω | 4-20mA isolation protection output, maximum loop resistance 300Ω |
| Alarm output | One set of high and low alarm touch points (3A/250 V AC), normally open touch point relay | One set of high and low alarm touch points (3A/250 V AC), normally open touch point relay |
| display screen | 128 * 64 point array LCD | 128 * 64 point array LCD |
| PH standard solution | 4.00/6.86/9.18 | 4.00/6.86/9.18 |
| power supply | AC 220V±10% 50Hz | AC 220V±10% 50Hz |
| power consumption | ≤3W | ≤3 W |
| Dimension | 96*96*110mm | 96*96*110mm |
| opening Size | 92*92mm | 92*92mm |
| Permissible Ambient Temperature | 0~60℃ | |
| Allowable relative humidity | ≤85%RH | |
| data extraction | without | |
