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Indicating Flow Meters

5 Products
Sight Flow Indicators, Brass/316 SS, Single/Double Windows, Rotating Impellers

Discover the Sight Flow Indicators series, featuring durable brass or 316 SS construction. Available in single or double windows with rotating impellers for versatile use.

SFI-400 Premium Sight Flow Indicators, Threaded/Flanged, Cast Iron/SS

The MIDWEST Sight Flow Indicator has a glass tube for clear flow visibility and is made from quality materials, ensuring reliable, long-lasting service at affordable prices.

Glass Sight Window, Steel Body, NPT 1/4-2 in, for Tanks & Vessels

Sight Window has fused glass style sight windows which feature glass to metal bond for reliability. Windows are clear and flush with front face.

Rugged Flow Indicator & Transmitter, Hall Effect Output, Series SFI-800

The SFI-800 Series Rugged Flow Indicators & Transmitters offer durable, clear plastic construction for easy flow visibility and versatile Hall Effect outputs for monitoring.

SFI-700 Visual Flow Indicators, Brass/316 SS, Red Impeller, Easy Maintenance

MIDWEST Sight Flow Indicator offer threaded process connections. Maintenance is simple with internal wipers. Economical.

Indicating Flow Meters

Indicating Flow Meters support flow measurement, switching, control, or installation work in liquid, gas, air, water, and process systems. Products in this category span sight windows, sight flow indicators, flow rate and total indicators, sight flow transmitters, rotating impeller indicators, dual-window designs, brass, steel, stainless, and polycarbonate cover styles.

Applications include coolant tanks, oil reservoirs, pressure vessels, HVAC and chiller lines, process piping, tank observation, and visual verification before troubleshooting pumps or valves. Products represented in the source data include Dwyer Instruments.

Applications include:

  • Visually confirm flow or contents
  • Display flow rate or total locally
  • Generate transmitter outputs from sight flow devices
  • Use rotating impellers or sight windows for quick checks
  • Install in tanks, vessels, pipelines, HVAC, or chiller systems
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