Liquid Level Sensors

Liquid LEvel Sensors Heateflex Corporation offers a variety of reliable, economical sensors for assuring proper liquid level in baths, tanks, and piping systems. Each device is selected to ensure compatibility with your process solution and specific requirements.

These sensors are used to ensure safety for tank heaters, sound alarms, or control pumps and valves.

Benefits
Features
Specifications

Benefits

Fail-Safe Heater Protection
Not Operator Sensitive

AIR-200 Features Included

Fail-Safe Heater Protection with this Air Liquid Level Sensor and Controller.
Not Operator Sensitive
Built-In Visual Alarm
All PFA Sensor and Mounting Bracket

Capacitive Level Sensor

Used for Heater Protection (controller not included)
Used on Current Aquarius DI Water Heaters

Optical Level Sensor

Used for Heater Protection (controller not included)
Used in Some Current In-Line Heating Systems and Older Aquarius DI Water Heating Systems
All PFA Sensor

Mechanical Level Sensor

Used for Heater Protection (controller not included)
All Wetted Surfaces of Sensors are PFA, with PFA Mouting Brackets

Standard Models:

Type of Level Sensing	Part No.	Description
Air Pressure	AIR-200-T5	For PFA Bath with Narrow Lip, 3A/5-240V Switch Rating, 5 Volt Pilot Lamp.
Air Pressure	AIR-200-T120	For PFA Bath with Narrow Lip, 3A/5-240V Switch Rating, 110/120 Volt Pilot Lamp.
Air Pressure	AIR-200-T240	For PFA Bath with Narrow Lip, 3A/5-240V Switch Rating, 208/240 Volt Pilot Lamp.
Air Pressure	AIR-200-Q5	For Quartz Bath with Wide Lip, 3A/5-240V Switch Rating, 5 Volt Pilot Lamp.
Air Pressure	AIR-200-Q120	For Quartz Bath with Wide Lip, 3A/5-240V Switch Rating, 110/120 Volt Pilot Lamp.
Air Pressure	AIR-200-Q240	For Quartz Bath with Wide Lip, 3A/5-240V Switch Rating, 208/240 Volt Pilot Lamp.
Capacitive	307760	Capacitive Liquid Level Sensor. (CDI9)
Optical	307752	Optical Liquid Level Sensor Controller and Probe, PFA, (In-Lines)
Mechanical	721815	Mechanical Liquid Level Sensor with Reed Switch Encapsulated in PFA.