Place of Origin: Ningbo

Dial:3.5 inches

Nominal size: (mm): Ø88

Scale ranges: 0-30psi or as per request

Accuracy class: 2.5/1.6 

Connection Thread: 1/4" NPT or as per request

Mounting: bottom type/back type

Wetted parts: Copper alloy

Case material: Chrome plated steel case and ring 

Window: PC or glass

Applications: For gaseous and liquid media

Working Principle

The pressure gauge passes the elastic deformation of the sensitive elements (Bourdon tube, bellows, bellows) in the gauge, and then the pressure change is transmitted to the pointer by the conversion mechanism of the movement in the gauge, causing the pointer to rotate to display the pressure.

http://www.meiyipressuregauge.com/