Celebrating 25 Years 1999-2024
Mid-West Instrument Model 123 Differential Pressure Gauge Piston Type
The Model 123 can be used in a variety of applications including filter monitoring, pump performance testing and essentially any compressed air or hydraulic pressure measurement application.
Model 123 ”Filter Minder” DP Gauge
The Mid-West Instrument Model 123 is a rugged, high-quality differential pressure gauge designed for the toughest environments. It offers a wide range of options depending on your needs. The Model 123 is capable of measuring 0-150 psid or up to 0-400 psid differential pressure with a maximum working pressure of 4000 psi. Accuracy is ±3/2/3% of full scale. Standard dial sizes range from 2-1/2 to 6 inches. The Model 123 uses a glass-reinforced thermoplastic pressure sensing element and an aluminium case. The rugged, weather resistant, and shatter-resistant case offers 5-year warranty protection and comes equipped with over-range protection to assure a long life, no matter where it is used.
Specifications
- Differential Pressure Range 0-150 PSID to 400 PSID (0-10.3 to 0-27.6 bar)
- Accuracy ±2%*
- Working Pressure 5000 PSIG (340 bar)
- Available in a Variety of Equivalent Ranges & Scales
- Dial Size 2-1/2″ Round (Standard), 4-1/2″ Round (Optional)
- Working Pressure 6000 PSIG
- Material of Construction of Body – Aluminum, 316/316L Stainless Steel, Aluminum, Bronze, Monel
- Materials of Construction of Internals – 316 Stainless Steel (Standard), Monel
- Switch Options:
- SPDT 3W, 125 VAC/VDC, 0.25 amps
- SPDT 60W, 240 VAC/VDC, 1.0 amps
- SPST 60W, 240 VAC/VDC, 3.0 amps
- Electrical Enclosures Weather-Resistant, NEMA 4X
- CE Marked in Accordance With Low Voltage Directive
Common Applications
- Filter/Strainer Monitoring
- Compressed Air
- Hydraulic
- Refrigerant
- Pump Performance Testing
- Heat Exchanger Pressure Drop Monitoring
Product Features
- DP Ranges from 0-150 PSID to 0-400 PSID
- Piston Sensing Element
- 5000 PSIG Working Pressure (340 bar)
- Over-Range Protection, High over Low and Low over High
- Material Construction: Aluminum, 316/316L Stainless Steel
- 2-1/2”, 3-1/2” or 4-1/2” dial
- Reverse Pressure Ports Available
DOWNLOAD OUR MODEL 123 CATALOG DATASHEET.
DOWNLOAD OUR MODEL 123 ELECTRICAL DATASHEET.
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