Belimo 22HL-50 – Liquid Leak Detection Sensor, 24V, Auto Reset, LED Indicator, IP65
The Belimo 22HL-50 is an active liquid leak detection sensor designed for monitoring and alarm applications in building automation systems. It detects fluid presence beneath raised floors, above suspended ceilings, or near equipment prone to leaks. Featuring an auto-reset function, LED status indication, and a changeover relay output, this sensor ensures rapid response and easy integration with control systems or automatic shut-off valves. Housed in a durable IP65-rated enclosure, the 22HL-50 provides reliable performance in demanding environments.
Common Applications
- Building automation leak detection
- Data centers and server rooms
- HVAC systems with water piping
- Underfloor and ceiling void monitoring
Specifications
| Power Supply | 24V AC/DC |
| Electrical Connection | Terminal block |
| Detection Type | Liquid leakage |
| Output Signal | SPDT switch contact |
| Relay Contact Ratings |
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| Indicator | Integrated LED |
| Enclosure Rating | IP65 / NEMA 4X |
Datasheets
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Technical Data Sheet – Belimo 22HL-50 |
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Installation Instructions – 22HL Series |
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Belimo Sensor Brochure |
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Sensors Master Format |
- Probe Sensor:
- Attached Sensor
