| Dial Size | 150mm & 250mm |
| Accuracy | Test gauge: +0.5% of f.s.d. Master gauge : 10.25% of f.s.d. |
| Element | Bellow, bourdon tube |
| Element Material | Test gauge: Phosphor Bronze/SS 316 Master gauge : Beryllium Copper. |
| Movement | Precision S.S.316, High Precision Jewelled Bearing with Bi-metallic link for Temprature Compensation. |
| Dial | Anti Paralax Mirrored Scale. |
| Pointer | Knife edged, Micrometer zero adjustable type. |
| Socket Material | Brass/AISI 316 SS |
| Case & Bezel | Die cast Aluminium Weatherproof housing, with screwed outer bezel, Stoved enamel black finish. S.S.304 snap action bayonet type. |
| Joints | Silver brazed / Argon arc welded |
| Connection | 1/2\"NPT(M)/BSP(M) |
| Mounting | Direct with bottom entry / Back with Panel Mounting with clamps |
| Range | 0-1000 mmWc to 0 -10,000 mmWc -760 mmHg to 0 0 -1Kg/sq.cm. to 0 -1000 Kg/sq.cm. |
| Least Count | As per standard accuracy chart for + 0.5% and 10.25% |
| Glass | Tinted green or offwhite antislave acrylic type, Toughened or Laminated type. |