22ADP-554L Belimo Sensor

Overview

The Belimo 22ADP-554L is an active air differential pressure sensor equipped with an LCD display and Modbus communication. Designed for monitoring air and non-aggressive gases in HVAC systems, it provides reliable measurement across multiple field-selectable pressure sub-ranges.

Features

• Modbus RTU communication protocol for easy BAS integration
• Built-in LCD display for real-time local pressure reading
• 8 field-selectable measuring ranges via DIP switch
• NEMA 4X / IP65 rated enclosure for environmental protection
• Dual active analog outputs alongside digital bus communication

Specifications

• Measuring Range: 0 to 10 inch WC [0 to 2500 Pa]
• Nominal Voltage: AC/DC 24 V
• Output Signal: Modbus RTU, 0…5 V, 0…10 V
• Display: LCD display
• Enclosure Rating: NEMA 4X / IP65

Applications

• Differential pressure monitoring in air ducts and HVAC systems
• Air filter monitoring and fan status verification
• Volumetric flow measurement and control in ventilation systems