The Ashcroft® 1133 gauges are a very economical option for measuring very small differential pressure and where no media migration is permissible. Uses a convoluted diaphragm design and can be utilized with compatible fluids or gases with ranges as low as 1 in. H2O (25 mw).
Process and Industrial Market:
Liquid Level Measurement
Collector or Bag Filter Monitoring
Filtration Monitoring
Flow Measurement
Window
Glass
Dial/Case
3½˝, 4˝, 4½˝, 6˝
Process Connection Location
In-line, Lower, back
Case Style
Open front case (Although pressure chamber is designed separate from the case which allows the product to perform as a Solid Front)
Weather Protection
IP65
Max. Process Temperature
175°F (80°C)
Static Pressure
500 psid
Mounting
Direct (STD.) Flanged, Pipe Mount, Surface Mount (OPT.)
Wetted Material
Stainless steel or Aluminum with Buna, Viton or EPDM O-rings/Diaphragm
Process Connection Size
¼ NPT Female (STD.), 1⁄8 NPT or ½ NPT Female, Adapter (OPT.)
Accuracy
±2% ascending pressure full scale differential
Pressure Ranges
0 - 1 in. H2O to 25 in. H2O
