22HH-500X Belimo Sensor

Overview

The Belimo 22HH-500X is an active condensation switch featuring an external probe sensor and LED display. Designed to protect chilled surfaces from condensation, it utilizes a changeover relay output to signal controllers or interrupt chilled water flow.

Features

• Remote external probe sensor (6.5 ft / 2 m cable) for flexible surface mounting
• Potential-free changeover relay contact output for system interlock
• Bright LED status indicator for quick operational feedback
• NEMA 4X / IP65 rated enclosure for reliable moisture protection
• Direct series connection capabilities with cooling valves

Specifications

• Measured Values: Condensation
• Output Signal: Changeover relay switch (potential-free)
• External Sensor Probe: Included (6.5 ft [2 m] cable)
• Display Type: LED indicator
• Supply Voltage: 24 V AC/DC
• Enclosure Rating: NEMA 4X / IP65

Applications

• Condensation monitoring on chilled beams and cold water piping
• Automatic interruption of chilled water flow during condensation risk
• Protection of sensitive building structures from moisture accumulation