Mid-West Instrument
Made in the USA
Tel: (586) 254-6500 · Fax: (586) 254-6509
6500 Dobry Dr., Sterling Heights, Michigan 48314
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Differential Pressure Bourdon Tube - Type gauge & Switch - Model 109 Differential Pressure Bourdon Tube - Type gauge & Switch - Model 109
Model 109
Literature Links

Product Bulletin Bulletin_109_11.pdf
Electrical Description Bulletin_LLC_11.pdf

Installation/Operation

im109.PDF
limllc.pdf

Instrument Installation
Recommendations


Install.pdf
Typical Manifold Installation


The Mid-West Advantage:
  • 5 Year Warranty
  • 30 + Years Hazardous Location product manufacturer.
  • OEM capability
  • Fast on-time Deliveries
  • Friendly Customer Support
  • Certified Quality System
    CSA B51-09 SAI GLOBAL
Model 109
Common Applications
  • Pump Performance Testing
  • Flow Indication
  • Hydraulic Filter Monitoring
  • Heat Exchanger Pressure
    Drop Monitoring
Product Features
  • Wide DP Range from 0-15 PSID to
    0-6000 PSID
  • Bourdon Tube Sensing Element
  • Working Pressures up to 6000 PSIG (400 bar)
  • Over-Range Protection, High over Low and Low over High
  • Gauge Housings Available in Aluminum, Brass, Carbon Steel and 316/316L Stainless Steel
  • Wide Range of Elastomers

Product Features/Benefits

  • Dry Design, No Liquid Fill Required for Over-range Protection
  • Glass Reinforced Thermoplastic Gauge Front Is Standard
  • Weather Resistant & Corrosion Resistant Gauge Front
  • 270º Dial Arc
  • Flow Scales Available
  • 5 Year Warranty

Specifications:

  • Differential Pressure Range 0-15 PSID to 0-6000 PSID (or Equivalent) Uni-directional or Bi-directional
  • Accuracy ±1% F.S. Standard, ± 1/2% F.S. Optional
  • Dial Size 6" (Standard), 4-1/2" (Optional)
  • Working Pressure up to 6000 PSIG (400 bar)
  • Material of Construction – Body Aluminum, Brass, Carbon Steel, 316/316L Stainless Steel
  • Materials of Construction - Internals Copper Alloy or Stainless Steel
  • Switch Options
    • 1 or 2 Switches
    • SPDT or DPDT Outputs
    • 10 AMP @ 30 VDC, 120/240 VAC
    • Adjustable from 5 to 95% F.S.
  • Electrical Enclosures Weather-proof or Explosion-proof

Special Features:
  • Over-range Protection - Full to Maximum Working Pressure
  • Panel Mounting - Standard, Front or Panel 6" or 4-1/2"
  • Pipe Mounting Kit - Optional, 2" U-Bolt
  • Wall Mounting - Optional - Flush Panel or Rear Bracket
  • NACE Compliance - Optional
  • Seismic Compliance - Optional