| pH Meter, pH Controller | |
| Model | ECC-pH6.0 | 
| Measure range | pH: 0-14 pH, ±0.02 | 
| ORP | -1000 ~1000mV, ±1mV | 
| Resolution | 0.01pH; 1mV | 
| Stability | pH:≤0.02pH/24h; ORP: ≤3mV/24h | 
| Measuring medium | Liquid | 
| Input resistance | ≥10~12Ω | 
| Temperature compensation | Manual/ Auto temperature compensation | 
| Temperature Range | 0~100℃, NTC10K or PT1000 | 
| Communication | RS485, Modbus-RTU | 
| Signal output | 4-20mA, maximum loop 750Ω, 0.01%FS | 
| Power supply | AC220V±10%, 50Hz | 
| Relay output | 250V, 3A |