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Conductivity Sensors in Refining & Petrochemical
Conductivity in Refining & Petrochemical
Water is a critical component in the petrochemical & refining industry, hence the need for conductivity sensors. Moreover, measurements from these sensors are utilized to ensure the quality of water and enable process improvements. The following are applications directly related to conductivity measurements:
- Petrochemical Sour Water Corrosion Control
- Process Water Corrosion Control and Prevention
- Hydraulic Fracturing Production and Reuse
- Condensate Cleaning Efficiency and Leak Detection
AlpHa has sensor solutions uniquely tailored to each application, including continuous (process) monitoring sensors and laboratory / field electrodes for harsh environments. AlpHa’s conductivity portfolio includes contacting (2 cell, 3 cell, and 4 cell), and toroidal (inductive) sensing technologies. Conductivity sensors feature a range of cell constants (K value), including custom options or standard 0.01, 0.1, 1.0, and 10, specialized housing materials, and various mechanical assemblies. Mechanical assemblies, such as “hot-tap” or “live-tap” retractable insertions, enable the sensor to be inserted or removed where the process cannot be drained or interrupted. Additional configuration options include temperature range from -5 to 200°C, conductivity range from 0.055 µS/cm to 1,000 mS/cm, and customized outputs to seamlessly integrate with third party equipment.
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Conductivity Sensor Capabilities
- Full Range: 0.055 µS/cm to 1,000 mS/cm
- Temperature Range: -5 to 200°C
- Custom Mechanical Assemblies Available
- Warranty: 12 Months
Configuration Options
- Technology
- Contacting
- 2 Cell
- 4 Cell
- 3 Cell
- Inductive
- Toroidal
- Contacting
- Cell Constant (K value) for Contacting
- 0.01
- 0.1
- 0.3
- 0.45
- 1
- 10
- Custom Options Available
- Form Factor
- 12 mm / 16 mm (lab / field style)
- Process Body
- Contacting
- Toroidal
- Cartridge
- Custom Options Available
- Housing Material Options
- Glass
- Metal
- Stainless Steel
- Other Metals Available
- PVC / CPVC
- Ryton® (PPS)
- ABS
- Epoxy
- Kynar® (PVDF)
- Polyethylene
- PEEK
- Teflon™ (PTFE)
- Ultem® (PEI)
- Thermistor Options
- PT100 (type A & B)
- PT1000
- 10 kohm
- 30 kohm
- 100 kohm
- Any commercially available thermistors and custom options
- Common temperature accuracy is ±0.3°C and can vary based on thermistor option chosen
- Conductivity Sensor Shape
- Plate
- Pin / Pad
- Band
- Bullseye
- Rod / Tube
- Custom Options Available
- Conductivity Sensor Material
- Platinum
- Graphite / Carbon
- Stainless Steel
- Titanium
- Custom Options Available
- Integrated Insertions
- 3/4" NPT
- 1" NPT
- 1/2" NPT
- PG 13.5
- Custom Options Available
Communication and Connection Options
- Analog
- 4 – 20 mA
- 0 – 5 V
- 0 – 10 V
- Siemens / Ohms
- Custom Options Available
- Digital
- RS-485 MODBUS RTU
- Custom Options Available
- Connectors
- Integrated Connectors (detachable or cableless)
- Variopin
- 4 / 6 Military (F4 / F6)
- BNC
- S7
- S8
- Custom Options Available
- Connectors with Cables (including temperature)
- BNC
- DIN
- MOLEX
- Tinned Leads
- Mil-spec
- 2.5 mm / 3.5 mm phono
- RCA
- Spade Lugs
- LEMO
- Circular Connectors
- Any commercially available connectors and custom options
- Integrated Connectors (detachable or cableless)