PH Probe ORP Sensor with Dual Channels Transmitter

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UNI20 Water meter could be with one channel or dual channels for your choice, UNI-20 Water quality meter is stable, and also with a recorder for your choice.

Contact Company

Fuzhou Probest Intelligent Technology Co., Ltd.

Fujian, China

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The UNI-20 transmitter is highly versatile, and the existing digital and analog sensors from the company can be freely connected. Measurable parameters include pH, DO, ORP, Conductivity, Turbidity, SS, Chlorophyll, Blue-green algae, Residual chlorine, UVCOD, Ionic ammonia nitrogen, Nitrate nitrogen, Transparency, and other parameters. UNI-20 can also choose a single-channel or dual-channel configuration according to requirements. One transmitter can connect up to two sensors, reducing transmitter cost and installation space.
Model UNI-20 PH/ORP conversion module
Measurement range
PH:0-14pH
ORP:±2000mV
PH:0-14pH
ORP:±2000mV
Temperature Compensation PT1000 PT1000
Accuracy
PH：±0.1PH
ORP：±5mV
PH：±0.1PH
ORP：±5mV
Repeatability
PH：±0.1PH
ORP：±2mV
PH：±0.1PH
ORP：±2mV
Resolution
PH：0.01PH
ORP：1mV
Floating point type
Display 160*160 LCD /
Power supply
AC：85-500VAC (50/60HZ)
DC：9~36VDC
12VDC
Output 3-way 4-20mA /
Relay
Three-way
relays, programmed response
parameter and response value.
/
Communication protocol MODBUS RS485 MODBUS RS485
Main material
PA66+GF25+FR(Cover)；Aluminum alloy powder（Lower
casing）
Aluminum alloy
Storage temperature -20- 70℃ -20- 60℃
Operation temperature -15 - 60℃ 0- 60℃
Protective rate IP65/ NEMA4X IP65
Dimension 145*125*162mm(L*W*H) 95*47*30mm(L*W*H)
Weight 1.35KG
250G

PPH-500 pH Sensor

Measurement Principle:
PPH-500 pH sensor is a combination electrode combined precious metals indicator electrode with a reference electrode. Firstly measure the potential difference of the working battery made up of the measuring electrode and reference electrode in the solution, then use linear relation of the pH value of the measuring solution and the potential of the working battery to realize the online monitoring.

PPH500 Main material	Black Polypropylene, Ag/Agcl Reference Gel
Measurement range	0-14pH
Temperature range	0-80℃（Non-freezing）
Pressure range	≤0.6Mpa
Zero potential pH value	7±0.25pH（15mV）
Slope	≥95%
Internal Resistance	≤250MΩ
Alkaline error	0.2pH(1mol/L Na+ pH14)（25℃）
Response time	≤10 seconds (Reach 95% of the end value)(After stirring)
Dimension	Dia 30mm*Length195mm
Weight	Sensor：0.2KG
Protective rate	Sensor：IP68/NEMA6P
Cable length	Standard: 10 m, the maximum can be extended

POP-500 ORP Sensor
Measurement Principle:
POP-500 ORP sensor is a combination electrode combined precious metals indicator electrode with a reference electrode. Firstly measure the potential difference of a working battery made up of measuring electrode and reference electrode in the solution, then use linear relation of ORP value of the measuring solution and the potential of the working battery to realize the ORP online monitoring.

Main materials	Black Polypropylene, Ag/Agcl Reference Gel
Measurement range	-2000mV ~ +2000mV
Pressure range	≤0.6Mpa
Temperature range	0-80℃（Non-freezing）
Zero potential mV value	86±15mV（25℃）(in pH 7.00 solution containing saturated quinhydrone)
Range	≥170mV（25℃）(in PH 4 solution containing saturated quinhydrone)
Response time	≤10 sec (Reach 95% of the end value)(After stirring)
Dimensions	Sensor：Dia30mm*L 195mm
Weight	Sensor：0.2KG；
Protective rate	Sensor：IP68/NEMA6P；
Cable length	Standard: 10 m, can be extended

                                                            Model
                                                            UNI20+PH+EC
                                                        
                                                            Brand
                                                            PROBEST
                                                        
                                                            Code
                                                            90268090

PPH-500 pH Sensor

Applications:
1. PH online monitoring in the technological process of inlet/outlet of the sewage treatment plant, sedimentation basin, biochemical reaction basin, and so on.
2. PH online monitoring of municipal water supply industry, surface water and aquaculture, and so on.
3. PH online monitoring of industrial process water and wastewater treatment process.
POP-500 ORP Sensor

Applications:
1. ORP monitoring of tap water, municipal sewage and surface water and etc.
2. ORP monitoring of industrial process water and the wastewater treatment process.

PPH-500 pH Sensor

Features:
1. Good repeatability and stability. Suitable for fresh water and seawater testing, PH 0-14pH.
2. Simple cleaning and activation, quite a high balance speed.The function of automatic temperature compensation.
3. Optional analog-digital conversion module to achieve digital signal output, high anti-jamming capacity, and far transmission distance.
4. Quick and easy field installation, plug and play.
POP-500 ORP Sensor

Features:
1. Good repeatability and stability. Suitable for fresh water and seawater testing,
Measurement range: -2000mV ~ +2000mV
2. Simple cleaning and activation, quite a high balance speed.
3. Optional analog-digital conversion module to achieve digital signal output, high anti-jamming capacity, and far transmission distance.
4. Optional analog-digital conversion module to achieve standard digital signal output（RS485）, which can achieve integration and networking with other equipment without a controller.
5. Quick and easy field installation, adopting terminal connection.

Product Reviews

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Model	UNI-20	PH/ORP conversion module
Measurement range	PH:0-14pH ORP:±2000mV	PH:0-14pH ORP:±2000mV
Temperature Compensation	PT1000	PT1000
Accuracy	PH：±0.1PH ORP：±5mV	PH：±0.1PH ORP：±5mV
Repeatability	PH：±0.1PH ORP：±2mV	PH：±0.1PH ORP：±2mV
Resolution	PH：0.01PH ORP：1mV	Floating point type
Display	160*160 LCD	/
Power supply	AC：85-500VAC (50/60HZ) DC：9~36VDC	12VDC
Output	3-way 4-20mA	/
Relay	Three-way relays, programmed response parameter and response value.	/
Communication protocol	MODBUS RS485	MODBUS RS485
Main material	PA66+GF25+FR(Cover)；Aluminum alloy powder（Lower casing）	Aluminum alloy
Storage temperature	-20- 70℃	-20- 60℃
Operation temperature	-15 - 60℃	0- 60℃
Protective rate	IP65/ NEMA4X	IP65
Dimension	145125162mm(LWH)	954730mm(LWH)
Weight	1.35KG	250G

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