Presented by ravika instruments, the leading manufacturers of dead weight pressure/vacuum gauge testers, the pressure gauges are innovative inventions. The sensing element of these gauges is bourdon tube. The material of movement, shank and bourdon is stainless steel. Case is made of cast alumimium. Joints are argon arc welded. These are available in 100, 150 and 250 mm dial size with acrylic window and zero adjustment pointer. Accuracy is ±0.25%, 0.5% and 1% of full scale. All the gauges are calibrated on dead weight pressure gauge testers certified and characterized by national physical laboratory, new delhi, and backed by a calibration certificate traceable to npl, new delhi.
