Instrumentation & Controls


Our range of process instrumentation and controllers provide the tools to be able to efficiently measure, monitor and automate water treatment operations, including everything from simple pressure or fluid level monitoring, through to multi-parameter online measurement and controls in integrated systems. In addition to specialised probes, sensors and transmitters, we also stock a range of solenoid valves and related equipment, in order to provide maximum control over process conditions and operating parameters.

Popular brands of instrumentation & controllers we stock include Advantage Controls, Allen-Bradley, Grundfos, Hach, Iwaki, Pentair, Siemens, Walchem and many more.

Instrumentation & Controls
Hach TU5300sc Laser Turbidimeter with Flow Sensor, RFID, System Check, SC200 Controller, 2 Channel - Parkway Process Solutions
Hach TU5300sc Laser Turbidimeter with Flow Sensor, RFID, System Check, SC200 Controller, 2 Channel
HAC-25635600
The ISO compliant TU5 Series platform employs a unique optical ...
KEY FEATURES Groundbreaking 360° x 90° Detection Technology Matching lab and online results Everything about turbidity – faster   The...
$9,797.00
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Hach SC200 Universal Controller, 100-240 V AC, two digital sensor inputs and two 4-20 mA outputs - Parkway Process Solutions
Hach SC200 Universal Controller, 100-240 V AC, two digital sensor inputs and two 4-20 mA outputs
HAC-LXV404.99.00552
The SC200 Universal Controller is one of the most versatile con...
KEY FEATURES Standardised controller eliminates need for a variety of dedicated controllers  Multi-channel controller operates either 1 or 2 sensors...
$3,193.00
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Walchem W620H Dual Sensor Controller, 2 sensor inputs, 6 digital inputs, 6 output relays - Parkway Process Solutions
Walchem W620H Dual Sensor Controller, 2 sensor inputs, 6 digital inputs, 6 output relays
IWA-WPH620HSSNN-NN
The field-proven Walchem W620H Dual Sensor Controller, provides...
KEY FEATURES Large touchscreen display with icon based programming makes setup easy Universal sensor input provides extraordinary flexibility Controller can...
$2,980.00
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Walchem W100 Controller, 1 sensor input, 2 digital inputs, 3 output relays - Parkway Process Solutions
Walchem W100 Controller, 1 sensor input, 2 digital inputs, 3 output relays
IWA-WPHPW120HAN
The field-proven Walchem W100 Series Controller, provides an ec...
KEY FEATURES Large display with icon based programming makes setup easy Universal sensor input provides extraordinary flexibility Controller can be...
$1,250.00
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Hach pHD sc Online Process pH Sensor - pH Sensor for Clean Water - Parkway Process Solutions
Hach pHD sc Online Process pH Sensor - pH Sensor for Clean Water
HAC-DPD1R1
Hach pHD sc Online Process pH Sensor provides exceptional proce...
KEY FEATURES Exceptional process pH sensor performance with differential electrode pHD measurement  Lower maintenance needs with the double junction salt...
$1,558.00
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Hach Intellical LDO101 Field Luminescent/Optical Dissolved Oxygen (DO) Sensor, 10 m Cable - Parkway Process Solutions
Hach Intellical LDO101 Field Luminescent/Optical Dissolved Oxygen (DO) Sensor, 10 m Cable
HAC-LDO10110
The Hach Intellical LDO101 is a digital, luminescent/optical di...
KEY FEATURES Revolutionary breakthrough in the measurement of dissolved oxygen (DO) Rugged digital probe can reliably test in the harshest...
$1,828.00
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Hach Intellical LDO101 Field Luminescent/Optical Dissolved Oxygen (DO) Sensor, 30 m Cable - Parkway Process Solutions
Hach Intellical LDO101 Field Luminescent/Optical Dissolved Oxygen (DO) Sensor, 30 m Cable
HAC-LDO10130
The Hach Intellical LDO101 is a digital, luminescent/optical di...
KEY FEATURES Revolutionary breakthrough in the measurement of dissolved oxygen (DO) Rugged digital probe can reliably test in the harshest...
$2,043.00
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Walchem Contacting Conductivity Sensor, Tower, Graphite (0 - 30 mS) with 6 m cable - Parkway Process Solutions
Walchem Contacting Conductivity Sensor, Tower, Graphite (0 - 30 mS) with 6 m cable
IWA-191646-20
The Walchem contacting conductivity sensors measure conductivit...
KEY FEATURES Contacting conductivity sensors measure conductivity of a solution via electrodes A variety of cell constants are available to...
$257.00
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Walchem PHF-12 WEL Series pH Probe (0 - 14) Sensor with inline mount assembly, 6m cable - Parkway Process Solutions
Walchem PHF-12 WEL Series pH Probe (0 - 14) Sensor with inline mount assembly, 6m cable
IWA-WAL-WEL-PHF-12
The Walchem WEL Series PHF-12 pH probe is a reliable and c...
KEY FEATURES Reliable and cost-effective pH probe with inline mount assembly Modular in design with a rugged CPVC housing containing electronics...
$1,020.00
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Hach Digital Inductive Conductivity Sensor, Convertible Body Style - Parkway Process Solutions
Hach Digital Inductive Conductivity Sensor, Convertible Body Style
HAC-D3725E2T
The Hach Digital Inductive Conductivity Sensors measure 20...
KEY FEATURES Wide measuring range Low maintenance design Versatile mounting styles   The Hach Digital Inductive Conductivity Sensors measure 200 up...
$1,708.00
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Grundfos DID-1 Wall Mount Analyser & Controller with TI1-pH Sensor - Parkway Process Solutions
Grundfos DID-1 Wall Mount Analyser & Controller with TI1-pH Sensor
GRU-98915666
The Grundfos DID-1 System is designed for the measurement and c...
KEY FEATURES Integrated measurement and control system provides versatile functionality Up to 3 controller outputs Suitable for integration with range...
$4,351.29
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Grundfos DID-3 Wall Mount Analyser & Controller with Free Chlorine & pH Sensors - Parkway Process Solutions
Grundfos DID-3 Wall Mount Analyser & Controller with Free Chlorine & pH Sensors
GRU-98915661
The Grundfos DID-3 Wall Mount Analyser & Controller wi...
KEY FEATURES Preassembled system for measurement and control of water quality parameters Suitable for integration with range of sensors including,...
$9,547.57
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Grundfos VFI 0.3-6m Vortex Flow Meter & Transmitter (0.3 - 6 m³/h) - Parkway Process Solutions
Grundfos VFI 0.3-6m Vortex Flow Meter & Transmitter (0.3 - 6 m³/h)
GRU-97688334
The Grundfos VFI 0.3-6m Flow Meter & Transmitter has a ...
KEY FEATURES Industrial version of Grundfos vortex flow meter range No moving parts ensuring minimal to no maintenance requirement Cost-effective...
$861.00
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Grundfos VFI 1.3-25m Vortex Flow Meter & Transmitter (1.3 - 25 m³/h) - Parkway Process Solutions
Grundfos VFI 1.3-25m Vortex Flow Meter & Transmitter (1.3 - 25 m³/h)
GRU-97686141
The Grundfos VFI 1.3-25m Vortex Flow Meter & Transmitter ha...
KEY FEATURES Industrial version of Grundfos vortex flow meter range No moving parts ensuring minimal to no maintenance requirement Cost-effective...
$1,461.00
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Grundfos RPI Relative Pressure Transmitter / Sensor (0 - 10 bar) - Parkway Process Solutions
Grundfos RPI Relative Pressure Transmitter / Sensor (0 - 10 bar)
GRU-97748923
The Grundfos RPI Relative Pressure Transmitter / Sensor (0 - 10...
KEY FEATURES Plug and play for quick setup Direct contact with the aqueous media resulting in a fast response time...
$281.00
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Grundfos MS1 Float Switch, with 10 m cable - Parkway Process Solutions
Grundfos MS1 Float Switch, with 10 m cable
GRU-96003332
The Grundfos MS1 Float Switch is engineered especially for use ...
KEY FEATURES Durable float switch suitable for level control/monitoring in tanks and pumping stations Good chemical and thermal properties enable versatile...
$178.00
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Siemens SIMATIC S7-1200 CPU - Programmable Logic Controller (PLC) - Parkway Process Solutions
Siemens SIMATIC S7-1200 CPU - Programmable Logic Controller (PLC)
SIE-S7-1200-1211C
The Siemens SIMATIC S7-1200 controller is designed as a compact...
KEY FEATURES Integrated inputs and outputs with communication options and modularly expandable Compact automation solutions with integrated IOs, communication and technology...
$359.25
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Allen-Bradley Micro810 PLC CPU - 8 Inputs, 4 Outputs, Relay, USB Networking - Parkway Process Solutions
Allen-Bradley Micro810 PLC CPU - 8 Inputs, 4 Outputs, Relay, USB Networking
ALE-2080-LC10-12QWB
The Allen-Bradley Micro810 PLC CPU provides the functionality o...
KEY FEATURES Price of a smart relay with the functionality of a Micro PLC High current relay outputs (8A) replace...
$189.20
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Allen-Bradley 1.5" LCD Display to suit Micro810 PLC CPU (LCD Display Only) - Parkway Process Solutions
Allen-Bradley 1.5" LCD Display to suit Micro810 PLC CPU (LCD Display Only)
ALE-2080-LCD
The Allen-Bradley 1.5" LCD Display with integrated keypad for s...
KEY FEATURES Suitable for integration with the Allen-Bradley Micro810 PLC CPU 1.5" LCD Display with integrated keypad for simple and...
$139.44
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Grundfos Non-Return Foot Valve 2L G5/8 with Strainer, Reed Switch, 2 floaters, Cable with M12 plug - Parkway Process Solutions
Grundfos Non-Return Foot Valve 2L G5/8 with Strainer, Reed Switch, 2 floaters, Cable with M12 plug
GRU-98070969
The Grundfos Non-Return Foot Valve 2L G5/8 with strainer i...
KEY FEATURES Foot valve kit includes addition of switch, floaters and cable to form packaged kit Installed at the lower...
$386.00
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Grundfos Non-Return Foot Valve NL G5/8 with Strainer, suitable for 4/6, 6/9, 6/12, 9/12 mm tubing - Parkway Process Solutions
Grundfos Non-Return Foot Valve NL G5/8 with Strainer, suitable for 4/6, 6/9, 6/12, 9/12 mm tubing
GRU-98070952
The Grundfos Non-Return Foot Valve NL G5/8 with Strainer i...
KEY FEATURES Installed at the lower of a suction hose Suitable for range of chemical dosing systems PE plastic construction...
$116.00
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