![BISS: Mid-West 120-AA-00-O(CA)-50P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Switch in Standard NEMA 4X Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-50 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 120-AA-00-O(CA)-50P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Switch in Standard NEMA 4X Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-50 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 130-PC-03-OO-5H Differential Pressure Gauge with Glass-Reinforced Engineered Plastic Body and 316 Stainless Steel Internals, Diaphragm Type, 5% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Top and Bottom Connection, 0-5 IN H2O Range, - Mid-West Instrument]()
BISS: Mid-West 130-PC-03-OO-5H Differential Pressure Gauge with Glass-Reinforced Engineered Plastic Body and 316 Stainless Steel Internals, Diaphragm Type, 5% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Top and Bottom Connection, 0-5 IN H2O Range, - Mid-West Instrument
![BISS: Mid-West 120-AC-00-OO-50P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-50 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 120-AC-00-OO-50P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-50 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 140-SA-00-O(AA)-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP66 Enclosure, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-SA-00-O(AA)-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP66 Enclosure, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 140-SC-00-OO-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-SC-00-OO-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 142-AC-00-OO-100H Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-100 IN H2O Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 142-AC-00-OO-100H Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-100 IN H2O Range, 3000 psig SWP - Mid-West Instrument
![Home Improvement: Mid-West Instrument 111887 Quick Connect Kit & BREO Skin Watch - Mid-West Instrument]()
Home Improvement: Mid-West Instrument 111887 Quick Connect Kit & BREO Skin Watch - Mid-West Instrument
![BISS: Mid-West 140-AA-00-OO-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-AA-00-OO-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 142-SC-00-OO-5P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 142-SC-00-OO-5P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 140-AC-00-OO-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-AC-00-OO-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 4-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 120-SA-00-O(CA)-10P Differential Pressure Gauge with 316 Stainless Steel Body and Stainless Steel Internals, 1 Switch in Standard NEMA 4X Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-10 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 120-SA-00-O(CA)-10P Differential Pressure Gauge with 316 Stainless Steel Body and Stainless Steel Internals, 1 Switch in Standard NEMA 4X Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-10 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 105-FE-00-OO-30H Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Bellows Type, 1% Full Scale Accuracy, 6" Dial, 1/4" FNPT Top and Bottom Connection, 0-30 IN H2O Range, 1500 psig SWP - Mid-West Instrument]()
BISS: Mid-West 105-FE-00-OO-30H Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Bellows Type, 1% Full Scale Accuracy, 6" Dial, 1/4" FNPT Top and Bottom Connection, 0-30 IN H2O Range, 1500 psig SWP - Mid-West Instrument
![BISS: Mid-West 121-AA-00-O(AA)-10P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP65 Plastic Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-10 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 121-AA-00-O(AA)-10P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP65 Plastic Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-10 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 122-AA-02-OO-5P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 5% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT End Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 122-AA-02-OO-5P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 5% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT End Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 140-SA-00-OO-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-SA-00-OO-30P Differential Pressure Gauge with 316 Stainless Steel Body and 316 Stainless Steel Internals, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 120-AA-00-OO-5P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 120-AA-00-OO-5P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-5 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 121-SA-00-O(AA)-30P Differential Pressure Gauge with 316 Stainless Steel Body and Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP65 Plastic Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 121-SA-00-O(AA)-30P Differential Pressure Gauge with 316 Stainless Steel Body and Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP65 Plastic Enclosure, Piston Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 140-AA-00-O(AA)-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP66 Enclosure, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 140-AA-00-O(AA)-30P Differential Pressure Gauge with Aluminum Body and 316 Stainless Steel Internals, 1 Reed Switch in NEMA 4X/IP66 Enclosure, Diaphragm Type, 3/2/3% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 121-SA-00-O(EA)-15P Differential Pressure Gauge with 316L Stainless Steel Body and Stainless Steel Internals, 1 Switch in General Purpose Enclosure Class1-Div.2 , Piston Type, 2% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-15 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 121-SA-00-O(EA)-15P Differential Pressure Gauge with 316L Stainless Steel Body and Stainless Steel Internals, 1 Switch in General Purpose Enclosure Class1-Div.2 , Piston Type, 2% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT Back Connection, 0-15 psid Range, 3000 psig SWP - Mid-West Instrument
![BISS: Mid-West 122-AA-02-O(MA)-30P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Reed Switch Clamp-On, Piston Type, 5% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT End Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument]()
BISS: Mid-West 122-AA-02-O(MA)-30P Differential Pressure Gauge with Aluminum Body and Stainless Steel Internals, 1 Reed Switch Clamp-On, Piston Type, 5% Full Scale Accuracy, 2-1/2" Dial, 1/4" FNPT End Connection, 0-30 psid Range, 3000 psig SWP - Mid-West Instrument
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Mid-West Differential Pressure Gauge Popular Q&A
Q: How to Install a Differential Pressure Gauge.
A: 1. Insert the total pressure probe into the differential pressure gauge's "high" port. 2. Insert the static pressure probe into the differential pressure gauge'... Read More »
Q: How to Test Differential Pressure Gauges & Manometers.
A: 1. Place the barometer in each space connected to the manometer and record the pressure in bars. The bar is the u typical unit used in barometers to measure pre... Read More »
Q: What is the difference between normal pressure gauge and differen...
A: A pressure gauge indicates actual pressure and a differential pressure gauge indicates the difference in pressure. Read More »
Q: What is the difference between Diaphragm and Bellow type differen...
A: #In gauges intended to sense small pressures or pressure differences, or require that an absolute pressure be measured, the gear train and needle may be driven ... Read More »
Q: Why was the differential pressure requirement for an AII room inc...
A: In an ideal, controlled environment, 0.001 inches of water gauge has been demonstrated to ensure negative pressure in AII rooms. However, AIA and other organiza... Read More »