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Mechanical Pressure Switch 604 0.2 ... 50 mbar

Mechanical Pressure Switch 604 0.2 ... 50 mbar

Mechanical Pressure Switch 604 0.2 ... 50 mbar

Product catalog summary
Overview: The Huba Control type 604 pressure switch is designed for use as a differential pressure flow switch in ventilation systems, primarily for controlling filters, fans, and air dampers. It is also suitable for protecting heating coils from overheating and monitoring industrial air cooling circuits.
Key Features:
  • Pressure range: 0.2 to 50 mbar.
  • Easy installation with a combi-bracket for vertical or horizontal setup.
  • User-friendly design with a snap cover and integrated cable strain relief.
  • High adjustment accuracy due to laser-etched scale.
  • Long-term stability with a trapezoidal bead diaphragm.
  • Multi-layer gold-plated contact for durability.
Technical Specifications:
  • Medium: Air and neutral gases.
  • Temperature range: -30 to +85°C for both medium and ambient conditions.
  • Materials: Silicon LSR sensor, PC case and cover.
  • Switching load: 5 A at 250 VAC (resistive), 0.8 A at 250 VAC (inductive).
  • Service life: Over 1 million mechanical switching cycles.
  • Protection standard: IP 54 or IP 65 with cover.
  • Repeatability: Varies with pressure range, e.g., 0.025 mbar for 0.2 to 3 mbar range.
Installation and Connections:
  • Electrical connections via screw terminals or AMP connectors.
  • Pressure connections available as pipe or inside thread.
  • Recommended installation is vertical with pressure connections facing downwards.
Compliance and Testing:
  • UL and DVGW certified.
  • Complies with Low Voltage Directive 2014/35/EU and Gas Appliance Directive 2016/426/EU.
Accessories and Options:
  • Various connection kits and brackets available.
  • Calibration certificates can be provided.
  • Multiple packaging options for bulk orders.
Contact Information: Huba Control AG has branches in Switzerland, Germany, France, the Netherlands, and the UK, with contact details provided for each location.
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Catalog excerpts

Mechanical Pressure Switch 604 0.2 ... 50 mbar-1

Relative and differential pressure switch type 604 Pressure range 0.2 ... 3 – 50 mbar The type 604 pressure switch is used as a Δp flow switch in ventilation ducts for the control of filters and fans, and in primary and secondary control systems for the control of air dampers. The 604 pressure monitoring switches are also ideally suited to protect heating coils from overheating and for monitoring industrial air cooling circuits. • Easy to install • Combi-bracket for vertical or horizontal installation • User friendly snap cover • Case geometry allows easy cable lead-in • Cable strain relief integrated in PG11 • High adjustment accuracy through individual laser etched scale • Long-term stability of switching points through trapezoidal bead diaphragm • Multi-layer gold plated contact Huba Control type 604 - Technical data subject to change - Edit

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Mechanical Pressure Switch 604 0.2 ... 50 mbar-2

Technical overview Pressure range_ Relative and differential 0.2 ... 3 - 50 mbar Operating conditions Medium_ Tolerable overload on one side Air and neutral gases Medium / ambient_-30 ... +85 °C_ Materials in contact with the medium Sensor Case Cover Electrical overview Resistive load Contact system Service life Inductive 3) Changeover switch mechanical Protection standard_ Setting range ± 0.025 mbar ± 0.05 mbar ± 0.05 mbar ± 0.05 mbar ± 0.15 mbar Electrical connection Screw terminals AMP connectors Pressure connections_ Installation arrangement_ Recommendation (Factory set) Vertical, pressure...

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Mechanical Pressure Switch 604 0.2 ... 50 mbar-3

Consisting of switch with hose connection 0 6.2 mm, scale in mbar, screw terminals, multi-layer contact up to 5 A (suitable for DDC), combi-bracket type C and hose connection set, single packaging. Setting range (mbar) Connection set Order number 0.2 ... 3 mbarFig. 1 (Metal)604.9000001 Order code selection tablel 6 O rder number Connection kit for vent duct (metal), 90° angled_ Connection kit for vent duct (plastic), straight_ Combi-bracket type C Attachment ring Attachment ring close Special screws for fastening bracket to switch_ Fastening clip for bracket A, B, C or direct mounting Calibration...

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Mechanical Pressure Switch 604 0.2 ... 50 mbar-4

Dimensions in mm / Electrical connections 1 Feeder (COM) 2 NC contact 3 NO contact BracketTyp A A type Winkel Bracket type B Winkel Typ B Combi-bracket type C Kombi-Winkel Typ C Strömungsraum Flow area ± D±= 5.1 ++0.1 Löcher für Schnappring clip D = 5.1 0.1 Holes for fastening Flow area Fastening clip (mounted) Schnappring (in montiertem Zustand) Mounting adaptor ring close (mounted) Befestigungsring geschlossen Mounting adaptor ring (mounted) Befestigungsring Huba Control type 604 - Technical data subject to change - Edition 04/2

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Mechanical Pressure Switch 604 0.2 ... 50 mbar-5

Huba Control SA Succursale France Rue Lavoisier Technopole Forbach-Sud 57602 Forbach Cedex Telephone +33 (0) 387 847 300 Telecopieur +33 (0) 387 847 301 [email protected] Huba Control AG Branch Office United Kingdom Unit 13 Berkshire House County Park Business Centre Shrivenham Road Swindon Wiltshire SN1 2NR Phone +44 (0) 1993 776667 Fax +44 (0) 1993 776671 [email protected] 5/5 Huba Control type 604 - Technical data subject to change - Edition 04/2017

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