1189 Low Pressure Bellow Gauge
Brand: Ashcroft IncThe Ashcroft® 1189 bellows gauge is used when low pressure measurement is a requirement.
Its highly sensitive system and standard product features provide for a safe means for measuring process media.
An ideal product solution for many installation points.
Features- Available in 4-1/2" and 6" dial size
- Bellows-actuated mechanism
- Three bellows materials
- Easily adjustable micrometer pointer
- Aluminum case
- All-stainless steel movement
Specifications
Brand
Accuracy
- ± 2-1-2 % ASME Grade A
Ambient Temperature Range
- Dry: -29° to 66° C (-20° to 150° F)
Enclosure Finish
- Black Epoxy Coated
Enclosure, Body Material
- Aluminum
Lens
- Acrylic Lens
- Glass Lens
- Safety Glass
Materials of Construction
- Bellows & Socket Material: Brass
- Bellows & Tube, Socket Material: 316 Stainless Steel
- Bellows: Phosphor Bronze
- Dial: White Aluminum with Black Markings
- Socket: Monel 400
- Tube: Monel 500 (Monel K-500)
Mounting
- Flush Mount
- Stem
- Surface Mount
Movement
- 416 Stainless Steel
Name Plate, Tag Material
- Stainless Steel
NPT Connection
- 1/2” NPT Male
- 1/4” NPT Male
Pressure Range
- bar: 0 to 0.69
- Inches WC: -10 to 0
- kPa: 0 to 68.9
- psi: 0 to 10
Pressure Type
- Compound Pressure
- Gauge
- Vacuum
Process Temperature
- Dry: -29° to 66° C (-20° to 150° F)
Ring Material
- Polypropylene, Black, Threaded, Reinforced
Size
- Dial: 4.5”
- Dial: 6” (152.4 mm)
Storage Temperature
- Dry: -40° to 66° C (-40° to 150° F)
- Chemical & Petrochemical
- Equipment Skids
- Oil & Gas Applications
- Water & Wastewater Pressure Control