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.

