Tuning Fork Liquid Level Switch
This tuning fork level switch is designed for operation in process temperatures from -40 to 150 degrees Celsius. It features electronic self-checking and condition monitoring.



Technical Specifications
Overview
Robust Level Detection Technology
The Tuning Fork Liquid Level Switch is a reliable point level sensor engineered for precision in challenging industrial environments. Utilizing natural frequency vibration technology, it effectively detects liquid levels while remaining insensitive to foam, buildup, and varying dielectric constants. Its compact and versatile design is ideal for overfill protection, pump control, and dry run prevention.
Technical Specifications
Protection Grade
- Power Supply Options
- DC24VAC220V
- Max Process Pressure
- 2 MPa
- Min Material Density
- 0.6 g/cm3
- Explosion-proof Grade
- Ex d II CT4
Operational Modes
Adjustable Output Delays
- 0.3s
- 1s (factory standard)
- 3s
- 10s
- 30s
Relay Output Rating
Environment & Installation
Temperature Tolerances
| Condition | Range |
|---|---|
| Working Temperature | -40 to 150 °C |
| Environment Temperature | -20 to 70 °C |
Installation Options
- 1" NPT thread (Standard)
- BSPT thread (Optional)
- Flange installation (Optional)



