
1.5-inch LCD screen, compact stand and rotating electrode holder. It has a small size with a thickness of only 15mm, suitable for on-site, field or laboratory use. Equipped with a built-in ARM 32-bit microprocessor chip, the circuit board adopts SMT (Surface Mount Technology), and the buttons use CTS (Capacitive Touch Sensing) technology.
2.Different pH electrodes can be replaced easily and quickly (matching electrodes can be selected for measuring different samples) to measure pH.
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Model | CL-512 | |
DO | Measuring range | (0.00 - 20.00) mg/L(ppm) |
Resolution | 0.01/0.1 | |
Accuracy | Electrometer:±0.10 mg/L,Meter:±0.40 mg/L | |
Dissolved oxygen saturation | 0.0 - 200% | |
Saturation resolution | 0.1% | |
Saturation accuracy | ±2.0%FS | |
Temperature compensation range | (0 - 100)℃ (Automatic) | |
Salinity compensation range | (0 - 45) ppt | |
Air pressure Compensation range | (0 - 200) kPa | |
Air pressure resolution | 0.1 | |
Air pressure accuracy | ±2% | |
Temperature | Range | (0 - 100)℃ |
Resolution | 0.1℃ | |
Accuracy | 5-60℃:±0.4℃,Others:±0.8℃ | |
Other Parameters | Display | 5-inch LCD screen |
Data storage | 300 sets | |
Stability | (±0.07 mg/L)/1 h | |
Response time | ≤30 s (90% response at 25℃) | |
Power | 3.7 V/1800 mA rechargeable lithium battery | |
Communication interface | Standard USB interface | |
Dimensions & Weight | (190×130×15) mm/300 g | |
Working Conditions | Temperature | 5 - 40℃ |
Humidity | 5 - 85% | |
IP grade | IP57 | |
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