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  • 50/50 Series
    LIQUID FILLED PRECISION
    VACUUM GAUGES
    A breakthrough in Rural Fire Fighting
    The master intake gauge has an expanded vacuum scale. The increased resolution of the vacuum level allows intelligent pump operation during drafting.
     
    Special construction also allows accurate pressure readings up to 300 PSI without damage to the vacuum side of the gauge when used in-line with pressurized water sources.
     
    SPECIFICATIONS
    • CASE MATERIAL
    304 stainless steel. u-clamp panel mounting
    80mm (3.14") and 100mm (4.0") case sizes
    • INTERNAL COMPONENTS
    Double phosphor bronze diaphragm for vacuum to 300 PSI service.
    • CONNECTION
    1/4" Male NPT center back connection
    • FILL FLUID
    Glycerin
    • DIAL
    30"-0-300 (Scale as shown).
    Black markings on White dial (BOW)
    • OPTIONS
    A matching 'Discharge' gauge is available to complete the Master Gauge Set. Discharge gauge has 'traditional' dial layout in ranges 0-400, 0-600, 30"/0/400 and 30"/0/600.
     50/50-LFP-80 3.14" LIQUID FILLED - PANEL MOUNT
     50/50LFP-100 4" LIQUID FILLED
    Ask us about this exciting new innovation for Rural Fire Fighting when using lakes, ponds and other natural water sources.
    MODEL NUMBERS
    50/50-LFP-80 = 3.14" Liquid Filled, Panel Mount, 30"-0-300 PSI.
    50/50-LFP-100 = 4" Liquid Filled, Panel Mount, 30"-0-300 PSI.
    * Only available in Black on White Dial (BOW)
    * For matching master pressure 'Discharge' guage, consult factory.
     
    ACCESSORIES
    MCR-40 - Polished stainless steel adapter ring allows retrofit applications in 4-5/8" master gauge panel holes.
     

    THUEMLING INSTRUMENT GROUP, INC

    P.O. Box 1625 • Waukesha, WI 53187-1625, USA
    Telephone: 262-547-1789 • Toll Free: 1-800-686-1789 • Fax: 262-547-6493

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