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Swimming Pool pH Sensor De pH 4 20mA RS485 pH Electrode Sensor Immersion Type 4-20mA

Product Description

User:

For acid / alkali / salt solution, chemical reaction process, industrial production process, to meet the majority of industrial applications on-line PH measurement of the harsh requirements.

Measuring range:	0~14pH	Wetted material:	PPR
Resolution:	0.01pH	Thread:	3/4" NPT
Accuracy:	±0.1pH	Cable length:	5 meters, customized
Working temperature:	0~65℃	Calibration:	Two-point calibration
Pressure (MPa):	<0.2MPa	Power consumption:	<0.5W
Temperature compensation:	Auto (NTC)	Protection grade:	Ip68
Power supply:	12~24VDC ±10%	Mounting method:	Immersion mounting
Signal output:	Rs485 Modbus RTU or 4-20mA (Customization);

Feature:

- Signal output: RS485 (Modbus / RTU protocol).
- Easy to connect to PLC, DCS, industrial control computer, general controller, paperless recording instrument or touch screen and other third partyequipment.
- Dual high impedance differential amplifier, strong anti-interference, fastresponse.
- Patented pH probe, the internal reference solution at least 100KPa (1Bar) pressure, very slowly from the porous salt bridge exudation, the positive osmosis for more than 20 months. Such a reference system is very stable, the electrode life than ordinary industrial electrodes multiply.
- Easy to install: 3/4-inch NPT thread (pipe thread), easy to install in the pipeline and tank. The probe and display section can be separated and connected by acable.
- IP68 degree of protection.

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