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Digital PH Sensor DPH790

DPH790 online digital pH probe adopts glass electrode method, and the measuring range is 0~14pH. The advantage of the Digital PH Sensor is that it can achieve reliable and interference-free signals. It can internally convert its own measurement signals from analog signals to digital signals to ensure that reliable digital signals can also be obtained in long-distance situations. This digital ph probe RS485 can be plug-and-play, internally stores calibration data, can be calibrated offline, and can be put into use quickly. The shell is made of PPS, which is resistant to pollution. This Ph Sensor is widely used in sewage treatment. Usually in the sewage treatment industry, the requirements for pH electrodes are relatively strict. There are a lot of chemicals and microorganisms in sewage, so the digital pH probe needs to have good corrosion resistance and be able to work stably for a long time. In addition, there must be higher precision and stability. In sewage treatment, there may be a certain pressure, so the electrode must be able to withstand a certain pressure. The following are the features of digital ph sensor DPH790:

Features
1. PPS shell, high temperature and corrosion resistance, the use temperature is 0~50℃
2. The accuracy of the digital pH probe is 0.1%, and the resolution is 0.0.1pH
3. Built-in RS485 interface, support Modbus communication protocol, convenient networking
4. There are 1 inch NPT thread at the beginning and end, easy to install
5. Can be used alone without a controller, the voltage is 9~24V DC
6. M16 split form, easy to dismantle, working pressure is 0~4bar
7. IP68 protection level, can work continuously under water

Specification
Measuring Range pH:0~14pH ORP:-2000~2000mV Temp.:-10~150℃
Resolution pH:0.01pH ORP:1mV Temp.:0.1℃
Temp. Compensation automatic (PT1000/NTC10K) or manual
Accuracy 0.1% FS or pH: ± 0.02pH, ORP: ±2mV, take the larger one
Display Screen 3.2 inch LCD screen
System Language English
Calibration Method pH: 3 points; ORP: 2 ponits
Password Six-digit passcode setting
Relay Output 2 SPST relays,max. load 3A/250VAC
Current Output 0/4~20mA
Protection Grade IP66
Working Temperature 0~60°C
Storage Temperature 20~70°C
Dimension 100*100*120mm
Material Enhanced ABS
Power Supply AC:100~240VAC, 50~60Hz;DC:18~36VDC
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