| TDS Meter, EC Controller | |
| Model | ECC-TDS210 | 
| Measure range | 0.01 electrode: 0.02~20.00us/cm | 
| 0.1 electrode: 0.2~200.0us/cm | |
| 1.0 electrode: 2~2000us/cm | |
| 10.0 electrode: 0.02~20ms/cm | |
| Accuracy | ±1%FS | 
| Stability | ±1%FS/24H | 
| Measuring Medium | Liquid | 
| Input Resistance | ≥10~12Ω | 
| Temperature Compensation | Manual/ Auto temperature compensation | 
| Temperature Range | -10-130℃, NTC10K or PT1000 | 
| Communication | RS485, Modbus-RTU | 
| Signal Output | 4-20mA, maximum loop 750Ω, 0.1%FS | 
| Power Supply | AC220V±10%, 50Hz | 
| Relay Output | 250V, 3A |