| Parameters | Details |
| Screen size | 2.8 inch monochrome LCD with a resolution of 128*64 |
| Overall dimension | PH6.5: 100mm×100mm×150mm PH6.8: 100mm×100mm×150.5mm |
| Cutout dimension | 92.5mm×92.5mm |
| Weight | 0.58kg |
| Ingress protection | IP5X |
| Measure variables | pH/ORP |
| Measure range | pH: (0.00 ~ 14.00) pH |
| ORP:(-2000 ~ 2000) mV | |
| Accuracy | pH: ±0.02pH |
| ORP: (-2000 ~ -1000) mV，±2mV (-1000 ~ 1000) mV，±1mV (1000 ~ 2000) mV，±2mV | |
| Input resistance | ≥1012Ω |
| Temperature compensation | NTC10K: (-10~60) ℃ Accuracy ±0.3℃ (60~130) ℃ Accuracy ±2℃ |
| Pt1000 , Pt100(Customized): Accuracy ±0.3℃ | |
| Range: (-10 ~130)℃ manual/automatic | |
| Output | (4~20) mA output, maximum loop is 750Ω, ±0.2%FS |
| RS485 output | Isolated, Modbus-RTU RS485 |
| Relay | 2channels, Pickup/Breakaway AC250V/3A |
| Relative humidity | 10%~85% (No condensation) |
| Working temperature | (0~60) ℃ |
| Power supply | AC: 220V±10%，50Hz/60Hz 110V±10% DC: 24V±10%，input power≤6W |
| Storage conditions | Temperature: (-15~65) ℃ |
| Relative humidity: 5%~95%(No condensation) | |
| Altitude: <2000m |
SUP-PH6.5 industrial pH meter is an online pH analyzer which applied in chemical industry metallurgy, environment protection, food, agriculture and so on. With 4-20mA analog signal, RS-485 digital signal and relay output. Can be used for industrial processes and water treatment processes pH control, and support remote data transmission, etc.