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Address: No.336 Heping Avenue                  Wuhan China
Zip Code: 430060
Tel:+86-27-86792064    86799855
Fax:+86-27-86797807
E-mail: nengshi@nengshi.com
Website: www.nengshi.com
Process Sensor

Swimming pool sensor


Multiple Parameter Sensor : 3 in 1  or 4 in 1

 Technical feature:

·

pH range : 014pH.

·

ORP range : -1500 mV ~1500mV

·

Conductivity range : 0-20000us/cm

·

 Temperature range: 080.

·

Long life.

·

Sensitive response: the 95% measured value can be reached up in several seconds.

·

Contimuous and stable measurement.

·

Pressure resistance: 0.6MPa 

  • Digital sensor for swimming pool

    · It can output directly digital signal, and aslo can convert to WIFI or GPRS signal.

    · It is combintion sensor with pH,ORP, temperature and conductivity.

    · Unique structure prevents the sensor from easy pollution and blockage,Long life.

    · It is unnecessary to refill electrolyte, convenient use.

    · pH range : 0~14pH; Pressure  range : 0.6Mpa.

    · Temperature range : 0~80℃.

    · ORP range : -1500mv ~ +1500mv.

    · Conductivity range : 0 ~ 20000us/cm.

    · The external dimension of the sensor is φ20x120.

    · The thread is 3/4NPT.

    · The outer tube material : PPS plastic. 

    Selection of model:

    · PT2121D digital pH sensor

    · RT2121D digital ORP sensor

    · PRT2121D   pH,ORP, temperature three in one digital sensor

  • Analog sensor for swimming pool

    · Direct use with various pH meters as a complete set.

    · Installation with 3/4NPT pipe thread.

    · The sensor has the fixed cable and the length of the cable can be adjusted according to 

       the requirements of the users.

    · pH range : 0-14pH. 

    · Temperature range : 0-80℃.

    · pressure range0.6MPa.

    · zero point: E0=7pH.

    · The external dimension of the sensor is φ20×120.

    · The outer tube material : PPS plastic. 

    Selection of model:

    · PT2121  pH sensor

    · PR2121 pH ,ORP two in one combination sensor

    · PRT2121 pH,ORP, temperature three in one combination sensor

    · PRCT2121 pH,ORP,conductivity ,temperature four in one combination sensor

  • Shown as the figure:

    · It can directly connect with analog pH sensor .

    · It can convert analog signals to digital signals.

     

    Selcction of model:

    · PT3000 pH , temperature two in one digital module  with RS485 output

    · RT3000 ORP, temperature two in one digital module with RS485 output

    · PRT3000 pH, ORP, temperature three in one digital module with RS485 output

    · PRCT3000 pH, ORP, conductivity, temperature four in one digital module with RS485 

                         output

     

     

pH Sensor

 Technical feature:

·

pH range: 014.

·

Temperature range: 080.

·

Long life.

·

Sensitive response: the 95% measured value can be reached up in several seconds.

·

Contimuous and stable measurement.

·

Pressure resistance: 0.6MPa and the zero point E0=7pH.

·

The external dimension: φ12x120.

  • Shown as the picture:
    · It is the pH combination sensor.
    · It is unnecessary to refilling KCL solution
    · pH range : 0-14,Temperature rang: 0-80℃, pressure resistance: 0.6MPa.
    · The external dimension of the sensor is φ12x120.
    · The outer tube material : plastic (blue、black、white or other colour) 
    Selection of model:
    · ASP200-1 (black)
    · ASP200-2 (blue)

    · ASP200-3 (transparent)

    · ASP200-4 (light blue)

    · ASP200-5 (yellow)

 ORP Sensor

 Technical feature:

·

Measurement range:±2000mv.

·

Temperature range : 080.

·

Long life.

·

Pressure resistance : 0.6MPa.

·

The external dimension : φ12x120.

  • Shown as the figure:
    · It is the ORP combination sensor.
    · It is unnecessary to refill KCL solution.
    · Measurement rang:±2000mV.
    · Temperature rang:0~80℃.
    · The external dimension of the sensor is φ12x120.
    · The outer tube material : plastic(blue、black、white or other colour)
    Selection of model:
    · For common occasion:

       ASRS2503-1 (black) Pt pin

       ASRS2503-2 (blue) Pt pin

       ASRS2503-3 (transparent) Pt pin

       ASRS2503-4(light blue) Pt pin

       ASRS2503-5(yellow) Pt pin

Conductivity sensor

Technical feature:

·

Plastic body conductivity sensor.

·

Measurement range:0~200ms/cm,temperature range:0~80℃.

·

Pressure range : 1.0MPa.

·

 Constant K: 0.01,  0.1,  1,  10.

·

Stable performance and long life.

·

Easy to apart and clean.

  • Shown as the picture:

    · It is the conductivity sensor for swimming pool. 

    · Measurement  cell : Titanium(Ti)  stainess steel. 

    · Outer tube material: plastic. 

    Selection of model: 

    · For common occasion:

    Model

    SDLS-0.1

    SDLS-1

    SDLS-10

    Measurement Rang(μs/cm)

    0-200

    0-2000

    0-20000

    Temperature Range ()

    0-80

    Pressure (MPa)

    1.0

    Constant

    0.1

    10 

    Outer tube material

    plastic

    External Dimension

    Φ12×120

    Cable Length

    Adjusted according to the requirement of user

    · With temperature compensation ,please note the value of thermistor when order.

    Model

    SDLST-0.1

    SDLST-1

    SDLST-10

    Measurement Rang(μs/cm)

    0-200

    0-2000

    0-20000

    Temperature Range ()

    0-80

    Pressure (MPa)

    1.0

    Constant

    0.1

    10 

    Outer tube material

     plastic

    External Dimension

    Φ12×120

    The value of thermistor

    Pt100, Pt1000,2.252K,10K,22K

    Cable Length

    Adjusted according to the requirement of user