About Huba Differential Pressure Switch Model 604.9000020

Huba Differential Pressure Switch Model 604.9000020
- Model : 604.9000020
- Range : 0.2....3 Mbar
- Max : 50 Mbar ( -30T85 )
- Max : 75 Mbar ( -30T75 )
- Made In Switzerland
The Pressure Switches of Type 604 Monitor Filters and Fans in Ventilation Ducts As Well As Air Dampers In Primary/Secondary Controls in Ip Function The Series Divided Into Five Pressure Range Gradations Impresses With Extreme Ease Of Installation Combination Brackets,Snap-On Covers,And Screw Terminals.Unique Is The High Adjustment Accuracy Through Individual Scale Engraving
- Easy To Install
- User-Friendly Snap Closure For The Cover
- Cable Entry Aid
- Cable Strain Relief Integrated Into PG11
- Combination Bracket For Vertical Or Horizontal Mounting
- High Adjustment Accuracy Through Individual Scale Engraving Per Switch
- Long-Term Stable Switching Points Through Trapezoidal Bead Membrane
- Multilayer Contact With Gold Plating
Product Feature
- Pressure Measuring Range:0...50 Mbar Relative & Difference
- Sensor Weight:143g With Type C combination bracket
Field Of Application
- Media:Air Neutral Gas
- Medium Temperature:-30...85C
- Permissible Overload On One Side:75 Mbar-30...75C 50 Mbar-30...85C
Ambient Condition
- Ambient Temperature:-30... 85C
- Storage Temperature:-40...85C
Material
- Housing With Media Contact:PC 10% GF
- Measuring Element With Media Contact:Silicone LSR Tempered At 200C,Outgassing-Free
- Cover With Media Contact:PC
Electrical Data
- Switching Load:5 A at 250 VAC
- Resistive Switching Load:4 A at 30 VDC
- Inductive Switching Load:0.8 A at 250 VAC 0.7 A at 30 VDC
- Switching Load GAR Application:1 A at 250 VAC 0.2 A at 30 VDC
- Contact System:Changeover Switch
- Lifespan:>10000000 Schaltspiele Mechanical
Installation Guide
- Installation Orientationany:Any Recommendation Vertical Pressure Connections Downwards Factory Adjustment Any Recommendation Horizontal Cover Down Switching Points Are Approx 11 Pa Lower Than The Set Scale Value Any Recommendation Horizontal Cover Upward Switching Points Are Approx 11 Pa Higher Than The Set Scale Value
Approval
- UL:MFHX2/8 Or XAAK2/8
- DVGW:According to DIN EN 1854
- Low Voltage Directive:2014/35/EU
- Gas Appliances Directive:2016/426/EU
Applications
- AHU
- CRAC
- MOBILE HYDRAULIC
Accessories
- Connection Set Straight:For Ventilation Duct Including 2 M Hose Plastic
- Angle Type B
- Combination Bracket Type C
- Snap Ring:For Angle A,B,C Or Direct Mounting For Wall Thickness 1.8...2.1 MM
- Snap Ring:For Angle A,B,C Or Direct Mounting For Wall Thickness 0.8...1.1 MM
- Angle Type A
- Fastening Screw:For Wall Thickness 1-2 MM Screw Length 6 MM Min 2 Screws Required
- Connection Set 90 Angled:For Ventilation Duct Including 2 M Hose Metal
- Calibration Certificate
- Mounting Ring
- Closed Fastening Ring
Additional Information:

Versatile Use Across Multiple IndustriesThe Model 604.9000020 differential pressure switch is suitable for a broad spectrum of applications, including VAB systems, energy recovery ventilators, mobile hydraulics, and industrial automation. Its adaptability makes it valuable for both OEMs and end users who require accurate pressure differential management in demanding environments.
Engineered for Long-Lasting PerformanceManufactured using high-quality polycarbonate and polyamide, this switch ensures exceptional durability even in harsh operating conditions. Its lightweight design facilitates easy installation and integration into both new and existing setups, providing consistent and precise operation throughout its lifecycle.
Comprehensive Support for Indian MarketAvailable to distributors, exporters, importers, suppliers, and manufacturers throughout India, the Huba Model 604.9000020 comes with a 1-year warranty and is supported by a comprehensive sales and service network. This ensures you have access to both technical assistance and after-sales support wherever you operate.
FAQ's of Huba Differential Pressure Switch Model 604.9000020:
Q: How does the Huba Differential Pressure Switch Model 604.9000020 operate in industrial automation systems?
A: The switch measures differential pressure and activates output signals when set thresholds are reached. This enables automated control of equipment and processes, helping maintain optimal performance and protection in industrial automation settings.
Q: What materials are used in the construction of the Model 604.9000020?
A: This model is manufactured using polycarbonate (PC) and polyamide (PA), providing a strong and durable housing that resists mechanical stress and environmental factors.
Q: When should I consider installing this pressure switch in my VAB or HVAC system?
A: Install the Huba 604.9000020 when precise monitoring of pressure differentials is required-particularly to ensure proper airflow or to protect equipment from pressure fluctuations in VAB and ERV systems.
Q: Where can the Huba Model 604.9000020 be installed within mobile hydraulic applications?
A: The compact size and sturdy housing allow it to be integrated into control panels or directly on hydraulic components within mobile equipment, offering reliable pressure difference monitoring in dynamic environments.
Q: What is the process for obtaining warranty support for the Model 604.9000020 in India?
A: If you encounter any issues during the one-year warranty period, contact your supplier, distributor, or Huba's service network in India for troubleshooting, repair, or replacement assistance.
Q: How does using the Model 604.9000020 benefit my application?
A: By providing accurate detection and signaling of differential pressure, this switch helps improve system efficiency, enhances safety, and reduces equipment downtime across multiple applications.
Q: Can this pressure switch be exported or supplied in bulk for large projects?
A: Yes, the Huba 604.9000020 is available for bulk distribution, export, and supply, making it suitable for large-scale projects through distributor, importer, wholesaler, and supplier channels in India.