Industrial PH Meter PH-753/853
PH-753/853 online PH controller is an accurate instrument used for industrial on-line measurement and PH control. The instrument is easy to install and use, operates safely, has a strong adaptability to the environment, and requires little maintenance.
Main characteristics:
1) Three-point calibration, automatic identification of solutions.
2) Provided with the functions of outputting PH maximum and minimum alarm relay control function and setting alarm return difference.
3) Output of insulated 4~20mA current loop.
4) PH value and Temperature shift function
5) Power EMC anti-jamming circuit function.
Technical Parameters
|
Function option |
PH-753 |
PH-853 |
Outputting maximum and minimum control |
× |
√ |
Insulating 4~20mA |
× |
√ |
Measurement range: 0.00~14.00pH
Resolution ratio: 0.02PH
Accuracy: ±0.1pH
Displaying mode:3½-digit apheliotropic liquid crystal display
Calibrating mode:Three-point calibration
(automatic identification of solutions)
Manual temperature compensation: 0~120℃
Auto temperature compensation: 0~120℃ (NTC10K)
Temperature of measured solutions: 0~120℃
Compression resistance of electrodes: 0~0.5MPa
Measurement distance: standard configuration 10m(≤40m)
Output current: insulated 4~20mA(≤500Ω)
Control output: Max. and Min. (constantly open) contact point output
Capacity of contact points: 3A/AC250V (with resistant loads)
Power supply: AC 220V±10% 50/60Hz, AC 110V±10% 50/60Hz √
Environmental conditions: humidity: ≤85%/RH;
without strong electromagnetic interference except earth magnetic field
External dimensions: 48×96×100mm (height×width×depth)
The hole on the dial plate: 45×91mm, Installation mode: Panel Installation
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