Product Details

AquaSensors AnalogPlus Toroidal Conductivity Sensor



Product Features


:: Toroidal conductivity sensor designed for continuous use in the most demanding industrial applications

:: 0 to 2 S/cm measurement range with 1 μS/cm resolution

:: Offered in PEEK for high temperature / sanitary applications

:: Offered in CPVC for wide measurement range at the price of many two-electode sensors

:: For use with AV88 universal analyzer




Product Specification



Range: 0 to 2,000,000 μS/cm (*2 S/cm)


Resolution: 4.5 significant digits


Accuracy: 0.1% of reading

Operational Environment

PEEK Sensor Head
Temperature Range: –5 °C to 200 °C
Maximum Pressure: 200 psig @100 °C
Maximum Flow Rate: 10 ft/second

CPVC Sensor Head
Temperature Range: –5 °C to 75 °C
Maximum Pressure: 100 psig @ 75 °C
Maximum Flow Rate: 10 ft/second


Sensor Material: PEEK or CPVC
Temperature Element: PT1000
O-rings: Viton®
Weight: 0.5 lbs


Meets CE requirements for heavy industrial use

Note: Typical at 25°C with 20 feet of cable.
*1 S/cm = 1,000,000 μS/cm



Recommended for: Chemical production, Metal finishing, Semiconductors, Pulp and paper, Food processing, Pharmaceuticals


Ordering Information (Toroidal Conductivity Sensor)


Part No.



Conductivity Sensor

Body Material (b)

2 = CPVC
3 = PEEK

Cable Length (u)

1 = 10 feet
2 = 20 feet
3 = 30 feet

Mounting Options (m)

B = 2" Sanitary Tri-clamp
C = 3/4" NPT

Note:Consult for additional configurations and accessories


Thermo Scientific AV88 AnalogPlus Universal Analyzer


Features & Benefits


:: Connects to any AnalogPlus sensor using plug-in module
:: Convenient ¼ DIN enclosure

:: Display sensor and temperature data

:: Menu functions: Calibration, configuration and diagnostics

:: Digital protocol options for remote measurement, calibration, configuration and diagnostics

:: Two 4 to 20 mA current outputs

:: Two Form C relays for alarm, control and wash

:: PID controller for use with pH and conductivity

:: 7 conduit knockouts for easy cabling




Product Specification


Mounting Options

Wall-mount Enclosure: NEMA 4X
Panel-mount: ¼ or ½ DIN NEMA
4X panel mount available
Display Only: with NEMA 4X gasket

User Interface

Display: 2 line by 16 character LCD
Backlight: High contrast green
Keypad: 4 directional arrows, MENU,

Environmental Conditions

Ambient Operating Temperature Range:
–20 to 65 °C
Maximum Relative Humidity:
95% non-condensing

Interchangeable Sensor Modules

A 1-inch long personality module plugs in
to the AV88 to make it work with any
AnalogPlus sensor configured with a
PT1000 temperature element
Supported Sensors: pH, ORP, two
electrode conductivity, two electrode
resistivity, toroidal conductivity, dissolved
oxygen and dissolved ozone

4 to 20 Milliamp Current Output Options

Two isolated outputs (standard)
Assignable parameters
PID function when pH or conductivity
parameter selected
Loop power provided by AV88


Two 1 amp Form C relays with NO and
NC contacts
Assignable parameters
Configured for alarm, control and timer


Options to Host Computer Network: MODBUS RTU, DeviceNet, Modbus RS232, RS232 ASCII, CANopen, Ethernet IP, Modbus TCP, TCP/IP
Others: Consult factory

Power Supply

Input: 10 to 30 VDC or 100 to 240 VAC
Power: 2W at 25°C


Meets CE requirements for heavy
industrial use


Order Information


Part No.



Universal Analyzer

Parameter (v)

A = pH
C = Conductivity
D = Resistivity
E = Toroidal Conductivity
F = Dissolved Oxygen (ppm)
G = Dissolved Ozone

Enclosure (w)

B = ¼ DIN NEMA 4X Wall-mount Enclosure

Communications (x)

0 = None
1 = RS232 ASCII
2 = Modbus RS232
4 = MODBUS RTU (for Modbus + Profibus)
5 = DeviceNet
6 = CANopen
7 = Ethernet IP, Modbus TCP, TCP/IP

Relays (y)

A = None
C = Two

Power (z)

1 = 24 VDC
2 = 100 to 240 VAC

Note: Consult for additional configurations and accessories


Download Brochure

Analog Plus Toroidal Conductivity Sensor
AV88 AnalogPlus Universal Analyzer

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