Full PTFE RF Admittance Level Switch (Liquids)

Made in India 100% Tested & Calibrated

Model: RFLS-300L

The RFLS-300L is a full PTFE-sleeved RF admittance level switch designed for highly corrosive acids, alkalis, aggressive chemical solvents, and conductive liquids. The entire wetted probe is encapsulated in virgin PTFE/PFA, preventing corrosion and chemical attack.

Full Virgin PTFE / PFA Sleeve Strong Acids & Alkalis Corrosive Chemical Proof Universal 15-260V AC/DC

Request Fast Quote Catalog Manual

Applications & Suitability

Corrosive Chemical Tanks: Level detection in sulfuric acid (H2SO4), hydrochloric acid (HCl), nitric acid, and sodium hydroxide tanks.

Electroplating & Pickling: Immune to acid vapors and harsh chemical pickling baths.

Pharmaceutical Processing: High-purity liquid level control in pharma storage and reactors.

Effluent Treatment (ETP): Corrosion-proof switching in neutralization tanks and chemical dosing pits.

The RFLS-300L is a reliable, maintenance-free level measurement solution for industrial process automation.

Model	RFLS-300L
Application Media	Acids, Alkalis, Corrosive Chemicals, Conductive Liquids
Probe Coating	100% Virgin PTFE / PFA Encapsulation
Power Supply	Universal 15 to 80 V DC & 15 to 260 V AC, 50/60 Hz
Output	1 or 2 DPDT Relay (5A @ 230V AC)
Process Temperature	-20°C to +180°C
Process Pressure	Up to 15 Bar
Probe Length	300 mm to 2000 mm
Process Connection	PTFE Lined Flange (ANSI 150# / DIN) or PTFE Threaded
Enclosure	Cast Aluminium Weatherproof IP66 / Flameproof Exd
Fail-Safe Mode	Field Selectable High (FSH) / Low (FSL)

Full PTFE RF Admittance Level Switch (Liquids)

Applications & Suitability

Features & Benefits

Working Principle of Full PTFE RF Admittance Level Switch (Liquids)

Technical Specifications - RFLS-300L