• Microcomputer, touch keyboard, LCD display with backlight.
• With data non-linear processing and data smoothing functions, fast automatic multi-point correction, self-diagnosis information prompt.
• With self-defined curve calibration function, high-precision full mathematical simulation working curve is pre-stored to ensure the accuracy of direct reading concentration values.
• Reliable positioning structure and special high-intensity long-life light source, without maintenance, ensure that the instrument can work stably for a long time.
Model | SZ8122 | SZ8123 | SZ8125 | SZ8126 | SZ8127 | SZ8128 |
|
Measure index | Residual chlorine | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L |
Carbon dioxide | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | |
Combined residual chlorine | / | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | 0~2.5mg/L | |
Total chlorine | / | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | 0~5.0mg/L | |
Nitrite | / | 0~0.3mg/L | 0~0.3mg/L | 0~0.3mg/L | 0~0.3mg/L | 0~0.3mg/L | |
Dissolved oxygen | / | / | 0~12mg/L | 0~12mg/L | 0~12mg/L | 0~12mg/L | |
Ammonia nitrogen | / | / | 0~10mg/L | 0~10mg/L | 0~10mg/L | 0~10mg/L | |
iron | / | / | 0~0.8mg/L | 0~0.8mg/L | 0~0.8mg/L | 0~0.8mg/L | |
Copper | / | / | 0~2.0mg/L | 0~2.0mg/L | 0~2.0mg/L | 0~2.0mg/L | |
Nickel | / | / | / | 0~2.0mg/L | 0~2.0mg/L | 0~2.0mg/L | |
Manganese | / | / | / | / | 0~0.5mg/L | 0~0.5mg/L | |
Hexavalent chromium | / | / | / | / | / | 0~0.5mg/L | |
Min. readout | 0.001mg/L | ||||||
Repeatability | 2% | ||||||
Indication error | ±5%F.S |