Calibration of a Pressure Gauge — MOE Lab Tender Details

Calibration of a Pressure Gauge

A bench mounted apparatus that shows students how a Bourdon tube pressure gauge works, and how to calibrate it

Experiments
Function, operation and calibration of a Bourdon tube pressure gauge.
Shows ‘dead weight’ calibration of a Bourdon gauge

Specifications
To be supplied with 4x 1 kg, 2x 0.5 kg, and 1x 0.2 kg weights
Bourdon gauge scale to be graduated to 0 to 200 kN.m-2 in 10 kN.m-2 intervals.
Bourdon tube arc approximately 270º
Maximum dead weight tester load 5.2 kg
Typical gauge error 1 kN.m–2 over the entire range
Mass of piston and platform to be nominally 1 kg
Piston Diameter and area to be nominally 20 mm and 314 mm2
Dimensions and Weight
Nett: 470 mm x 420 mm x 270 mm