Showing 1–40 of 324 resultsSorted by popularity
External Power Supply
Allen Bradley PowerFlex VSD 205amp 110kw ND
16-point, 12/24V DC Sink/Source Input
Multi-Parameter Water Quality Touchscreen Controller – 4–8 Channels
Single-Channel Water Quality Controller – 4″ LCD, Dual 4–20 mA, RS485 + RS232
Single-Channel Water Quality Controller – 3″ LCD, 4–20 mA, Modbus
High-Pressure Alkali pH Electrode – 130°C, 13 bar
Cryogenic Process pH Sensor – −20°C Low-Temperature
Viscous Liquid pH Probe – Anti-Clogging
Corrosion/Fouling-Proof Process pH Electrode – 130°C
HF-Resistant pH Electrode – Hydrofluoric Acid Proof
Digital Process pH Sensor Pro – RS485 Modbus
Industrial Standard pH Electrode – 130°C, 10 bar
High-End Industrial pH Sensor – PEEK Body, Extreme Chemistry
Premium Industrial pH Sensor – Long-Life Reference
Industrial pH Sensor – CIP-Compatible, Extended Temperature
Industrial Process pH Sensor – 100°C, 316 SS Trim
Mid-Range Industrial pH Sensor – 12mm Extended Body
Compact Process pH Sensor – 12mm Body
Nitrate Nitrogen Online Analyzer
Online nitrate nitrogen analyzer by InstroDirect for continuous NO3-N measurement in drinking water, WWTP effluent, environmental surveillance, and agricultural catchment monitoring. Choice of cadmium-reduction colorimetric or UV absorption method. 0–100 mg/L. RS485 Modbus output, AU reagent supply and service.
Online nitrate nitrogen analyzer by InstroDirect for continuous NO3-N measurement in drinking water, WWTP effluent, environmental surveillance, and agricultural catchment monitoring. Choice of cadmium-reduction colorimetric or UV absorption method. 0–100 mg/L. RS485 Modbus output, AU reagent supply and service.
Suspended Solids / Turbidity Probe with Self-Cleaning Wiper
Self-cleaning turbidity and suspended solids probe by InstroDirect for continuous measurement of MLSS, TSS, and activated sludge concentration in WWTPs and industrial process water. Integrated mechanical wiper clears the optical window on a timed cycle, eliminating drift from biofilm and particulates. 316 stainless body, RS485 Modbus RTU, and Pt1000 temperature compensation. Backed by AU technical support and on-site calibration.
Self-cleaning turbidity and suspended solids probe by InstroDirect for continuous measurement of MLSS, TSS, and activated sludge concentration in WWTPs and industrial process water. Integrated mechanical wiper clears the optical window on a timed cycle, eliminating drift from biofilm and particulates. 316 stainless body, RS485 Modbus RTU, and Pt1000 temperature compensation. Backed by AU technical support and on-site calibration.
Inline Optical Turbidity Sensor – Stainless, ISO 7027
Inline 316 stainless-steel optical turbidity sensor by InstroDirect. ISO 7027-compliant 90° scattered-light measurement with a stable infrared LED and photodiode array for drinking water, WWTP effluent, river, and process water monitoring. RS485 Modbus RTU output with integrated temperature compensation. Backed by Australian technical support, on-site calibration, and formazin standards stocked locally.
Inline 316 stainless-steel optical turbidity sensor by InstroDirect. ISO 7027-compliant 90° scattered-light measurement with a stable infrared LED and photodiode array for drinking water, WWTP effluent, river, and process water monitoring. RS485 Modbus RTU output with integrated temperature compensation. Backed by Australian technical support, on-site calibration, and formazin standards stocked locally.
M12 Digital PEEK Conductivity Sensor for Aggressive Chemicals
The InstroDirect IDC-M12-PEEK M12 Digital PEEK Conductivity Sensor for Aggressive Chemicals — is a high-temperature, chemical-resistant two-electrode conductivity probe with a PEEK (polyetheretherketone) body and 316 stainless M12 connector head. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-M12-PEEK M12 Digital PEEK Conductivity Sensor for Aggressive Chemicals — is a high-temperature, chemical-resistant two-electrode conductivity probe with a PEEK (polyetheretherketone) body and 316 stainless M12 connector head. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
M12 Digital Stainless 2-Electrode Conductivity Sensor
The InstroDirect IDC-M12-SS M12 Digital Stainless 2-Electrode Conductivity Sensor — is a compact M12-connector digital conductivity probe with a 316 stainless body, designed for plug-and-play installation into modern PLC systems with M12 A-coded I/O. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-M12-SS M12 Digital Stainless 2-Electrode Conductivity Sensor — is a compact M12-connector digital conductivity probe with a 316 stainless body, designed for plug-and-play installation into modern PLC systems with M12 A-coded I/O. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Stainless 4-Electrode Conductivity Sensor
The InstroDirect IDC-4E-SS Stainless 4-Electrode Conductivity Sensor — is a heavy-duty four-electrode conductivity probe with a 316 stainless body and slotted protective cage, built for industrial applications that demand both chemical resistance and tolerance to fouling. RS485 Modbus / Pt1000, 0 – 2000 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-4E-SS Stainless 4-Electrode Conductivity Sensor — is a heavy-duty four-electrode conductivity probe with a 316 stainless body and slotted protective cage, built for industrial applications that demand both chemical resistance and tolerance to fouling. RS485 Modbus / Pt1000, 0 – 2000 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Inline Long-Body Stainless 2-Electrode Conductivity Sensor
The InstroDirect IDC-2W-SS-L Inline Long-Body Stainless 2-Electrode Conductivity Sensor — is an extended-body two-electrode conductivity probe for deep-insertion installations in process tanks, wastewater return lines, and industrial cooling loops. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-2W-SS-L Inline Long-Body Stainless 2-Electrode Conductivity Sensor — is an extended-body two-electrode conductivity probe for deep-insertion installations in process tanks, wastewater return lines, and industrial cooling loops. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Sanitary Tri-Clamp 2-Electrode Conductivity Sensor
The InstroDirect IDC-2W-SAN Sanitary Tri-Clamp 2-Electrode Conductivity Sensor — is a hygienic-process conductivity probe with a 316L polished stainless tri-clamp flange designed for CIP / SIP service in pharmaceutical, dairy, brewing, and food & beverage plants. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-2W-SAN Sanitary Tri-Clamp 2-Electrode Conductivity Sensor — is a hygienic-process conductivity probe with a 316L polished stainless tri-clamp flange designed for CIP / SIP service in pharmaceutical, dairy, brewing, and food & beverage plants. RS485 Modbus / Pt1000, 0 – 200 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Hex-Body Stainless 2-Electrode Conductivity Sensor
The InstroDirect IDC-2W-SS-H Hex-Body Stainless 2-Electrode Conductivity Sensor — is a heavy-duty two-electrode conductivity probe with a solid 316 stainless hex body and PG cable gland for panel-mounted industrial installations. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-2W-SS-H Hex-Body Stainless 2-Electrode Conductivity Sensor — is a heavy-duty two-electrode conductivity probe with a solid 316 stainless hex body and PG cable gland for panel-mounted industrial installations. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Compact Stainless 2-Electrode Conductivity Sensor
The InstroDirect IDC-2W-SS-C Compact Stainless 2-Electrode Conductivity Sensor — is a short-body, two-electrode conductivity probe designed for inline measurement in clean water circuits — RO/DI systems, boiler make-up, cooling water, and polishing loops. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
The InstroDirect IDC-2W-SS-C Compact Stainless 2-Electrode Conductivity Sensor — is a short-body, two-electrode conductivity probe designed for inline measurement in clean water circuits — RO/DI systems, boiler make-up, cooling water, and polishing loops. RS485 Modbus / Pt1000, 0 – 20 mS/cm, IP68. Backed by Australian technical support, on-site calibration, and next-day Brisbane dispatch.
Compact Fluorescence Dissolved Oxygen Sensor – Replaceable Cap, 28mm
Compact 28mm fluorescence dissolved oxygen sensor engineered by InstroDirect with a field-replaceable optical cap — swap consumables in under a minute without returning the probe to factory. Delivers 0.01 mg/L resolution and ±0.3 mg/L accuracy via RS485 Modbus RTU. Titanium, 316 stainless, and POM construction suits portable or permanent deployment in aquaculture raceways, small WWTPs, fermentation vessels, and telemetry nodes. AU technical support and site calibration included.
Compact 28mm fluorescence dissolved oxygen sensor engineered by InstroDirect with a field-replaceable optical cap — swap consumables in under a minute without returning the probe to factory. Delivers 0.01 mg/L resolution and ±0.3 mg/L accuracy via RS485 Modbus RTU. Titanium, 316 stainless, and POM construction suits portable or permanent deployment in aquaculture raceways, small WWTPs, fermentation vessels, and telemetry nodes. AU technical support and site calibration included.
Industrial Fluorescence Dissolved Oxygen Sensor – RS485 Modbus, Titanium & 316 Stainless
Industrial fluorescence dissolved oxygen sensor engineered by InstroDirect for fast-response inline DO measurement in continuous process streams. Fluorescence-quenching optical method — no membrane, no electrolyte, no flow dependency. T90 response ≤20 seconds. Titanium-alloy / 316 stainless construction for corrosive service. 0.01 mg/L resolution, ±0.3 mg/L accuracy, RS485 Modbus RTU up to 115200 bps. Drops into any PLC or SCADA with no proprietary transmitter required. Australian stock, technical support, and on-site calibration.
Industrial fluorescence dissolved oxygen sensor engineered by InstroDirect for fast-response inline DO measurement in continuous process streams. Fluorescence-quenching optical method — no membrane, no electrolyte, no flow dependency. T90 response ≤20 seconds. Titanium-alloy / 316 stainless construction for corrosive service. 0.01 mg/L resolution, ±0.3 mg/L accuracy, RS485 Modbus RTU up to 115200 bps. Drops into any PLC or SCADA with no proprietary transmitter required. Australian stock, technical support, and on-site calibration.






































