Type 3411 Digital Circuit-Card Pressure Regulator

Brand: Marsh Bellofram Group of Companies

The Type 3411 Circuit Card Pressure Regulator regulates air pressure in proportion to an analog electrical signal (AUTO) or via an over-ride thumbwheel (MANUAL).

The 3411 utilizes a unique patent-pending LEARN mode to characterize the users specific downstream load. Quiet Valve Operation produces crisp accurate regulation without the chattering noise typical of other solenoidvalve-based products.

The Type 3411 is specifically designed for use with spring-return air-duct cylinders in the Heating, Ventilating, and Air Conditioning (HVAC) industries. Any application involving single-acting cylinders, valves, or bladders may benefit from the unique advanced features of this product. These include Vent Hood Control, Damper Control, Instrumentation, and Medical Applications.

At just 2.1" / 51 mm by 2.8" / 71 mm with a height of 1.3" / 33 mm, the 3411 is ideal for OEM’s and other space-conscious customers.

Features

  • Mounting DIN Tray, Panel, or Multi-unit Manifold
  • Zero Air Consumption at steady state
  • Failure Mode: Lock-in-Place or To-Atmosphere
  • Available with snap tracks, barbed air fittings, and pressure gauges
  • Quiet Valve Operation
  • Auto / Manual / Learn Modes

Specifications

Supply Voltage

  • 24 Vdc/ac

Accuracy

  • 1.0 % of Full Scale

Full-scale Atmospheric Pressure Range

  • 15, 30 psig (1.0, 2.1 bar)

Flow Capacity

  • 1.25 scfm (35.4 LPM)

Operating Temperature

  • 0° to 60° C (32° to 141° F)

Wetted Material

  • Aluminum
  • Copper Alloy
  • Nickel
  • Silicon
  • Buna-N
  • 316 Stainless Steel

Port Size

  • 1/8" NPT
  • 1/8" BSPT
  • 1/8" BSPP

Mounting

  • DIN tray
  • Panel Mount
  • Manifold Mount

  • HVAC
  • Medical Devices
  • Low Flow Process
  • Vacuum Control
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