PH Sensors

Name: PH Sensors
Brand: Anhui Jujie Automation Technology Co., LTD.
Availability: InStock

PH Sensors include multiple customized models for seawater, HF, desulfurization, pure water etc. Adopt double salt bridge & IP68 design, support optional temperature probes, with high precision and anti-blocking liquid junction for diverse industrial water monitoring.

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Features of PH Sensors

Custom models for pure water, seawater, HF, desulfurization, high temp & organic solvent
Double salt bridge solid junction, anti-clogging, no electrolyte refilling
±0.05pH precision, optional NTC/PT probes for auto temp compensation
PP/PPS housing, IP68 waterproof, max 0.6MPa pressure, -20~130℃ range
NPT3/4 thread, low-noise cable extendable up to 100m
Standard buffer & on-site sample calibration, compatible with pH meters and PLC

Specification of PH Sensors

Product Name	Online PH/ORP Meter
Measurement Range	pH: 0-14.00; ORP: -2000~+2000mV; Temperature: 0-150℃ (depending on the electrode)
Measurement Accuracy	pH: ±0.05pH; ORP: ±5mV; Temperature: ±0.3℃
Temperature Compensation	Automatic or Manual
Resolution	pH: 0.01pH; ORP: 1mV; Temperature: 0.1℃
Stability	pH: ≤0.02pH/24h; ORP: ≤2mV/24h
Relay	2 sets, 5A 240VAC/5A 28VDC or 120VAC
Power Supply	85 ~ 265VAC or 9 ~ 36VDC, Power: ≤3W
Current Output	Standard: 1 channel 4-20mA; Optional: 2 channels
Communication Output	Standard: RS485 Modbus RTU
Overall Dimensions	9898130mm
Panel Cutout Dimensions	93*93mm
Protection Class	IP65
Installation Method	Panel mounting / Cabinet mounting / Embedded or Wall mounting
Instrument Weight	0.6kg
Ambient Temperature	-10 ~ 60℃; Relative Humidity: ≤90%; No strong magnetic field interference around except for the Earth's magnetic field

Model No.	CS1701	CS1728	CS1729	CS1745C/CS1745CT	CS1753C	CS1778	CS1788	CS1797
Measure material	PP+GF	Antimony
pH zero point	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH	7.00 ± 0.25pH
Reference system	Ag/AgCl/KCl	SNEX Ag/AgCl/KCl	SNEX(Blue) Ag/AgCl/KCl	Ag / AgCL	Ag / AgCL	SNEX Ag/AgCl/KCl	SNEX Ag/AgCl/KCl	SNEX(yellow) Ag/AgCl/KCl
Electrolyte solution	3.3M KCl	3.3M KCl	3.3M KCl	KCL		3.3M KCl	3.3M KCl	Saturated LiCl solution
Membrane resistance	<500MΩ	<500MΩ	<500MΩ	<800M Ω	<800M Ω	<600MΩ	<600MΩ	<500MΩ
Housing material	PP	PP	PP	PPS	PP+GF	PP	PP	PP
Liquid junction	Ceramic cores	SNEX	SNEX	porous ceramics	Porous ceramic	SNEX	SNEX	SNEX
Waterproof grade	IP68	IP68	IP68	IP68	IP68	IP68	IP68	IP68
Measurement range	2-12pH	0-14pH	0-14pH	0-14pH	0-14pH	0-14pH	2-12pH	0-14pH
Accuracy	± 0.05pH	± 0.05pH	± 0.05pH	± 0.05pH	± 0.05pH	± 0.05pH	± 0.05pH	± 0.05pH
Pressure resistance	≤0.3Mpa	≤0.6Mpa	≤0.6Mpa	0-0.6MPa	0-0.6MPa	≤0.6Mpa	≤0.6Mpa	≤0.6Mpa
Temperature compensation	NTC10K,PT100,PT1000 (Optional)	NTC10K,PT100,PT1000 (Optional)	NTC10K,PT100,PT1000 (Optional)	CS1745C: no CS1745CT: PT1000	NTC10K/NTC2.2K/PT100/PT1000	NTC10K,PT100,PT1000 (Optional)	NTC10K, PT100, PT1000 (Optional)	NTC10K, PT100, PT1000 (Optional)
Temperature range	0-80℃	0-80℃	0-80℃	-20-130℃	0-80℃	0-80℃	0-80℃	0-80℃
Calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration	Sample calibration, standard liquid calibration
Double Junction	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes
Cable length	Standard 5m cable, can be extended to 100m	Standard 5m cable, can be extended to 100m	Standard 10m cable, can be extended to 100m	10m or agreed	10m or as agreed	Standard 10m cable, can be extended to 100m	Standard 10m cable, can be extended to 100m	Standard 10m cable, can be extended to 100m
Installation thread	NPT3/4"	NPT3/4"	NPT3/4"	NPT 3 / 4 "	Bottom NPT3/4, Top G3/4	NPT3/4"	NPT3/4"	NPT3/4"
Application	Common water quality	Hydrofluoric acid environment, HF<1000PPM	Sea water	High temp environment	Suitable for strong acids, strong bases, and industrial processes	Flue gas desulfurization environment	Pure water, low Ion concentration environment.	Organic Solvent and Non-aqueous Environment.
Cable connector				pin, BNC, or convention	Pin, BNC or as agreed

Diagram of PH Sensors

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