| Type standard | conforms to EN 837-1 |
| Measuring principle | Elastic measuring elements (Bourdon tube up to 60 bar, coil spring from 100 bar), which deform under pressure load |
| Nominal size | 160 mm, 250 mm |
| Display ranges | -1 bar to 600 bar |
| Accuracy class | 0,6; 0,25; 0,1 |
| Load capacity | Resting compressive load: full scale value, overload 1.3 x full scale value Dynamic load: 30% to 95% of the full scale value, up to 15,000 load cycles |
| Installation types and position of the pressure connection spigots | Free-standing process connection at the bottom, wall-mounted with 3-hole attachment |
| Material | Bayonet fitting and rear mounting rim: Stainless steel 1.4301 Viewing window: Instrument glass Measuring element: Copper alloy or CrNi steel 1.4404 Pressure connection pin: Copper alloy 2.0401 Cutting pointer: Aluminium, black anodized Dial: Aluminium, white coated, black printed, mirror scale (from class 0.25 series) Pointer mechanism: Copper alloy, from class 0.25 stone bearing |
| Enclosure protection class | unfilled IP54, filled IP65 according to EN 60529 |
| Medium temperature | <60 °C |
| Ambient and storage temperature | -20°C to +60°C |
| Suitable media | Gaseous, liquid with low viscosity |
| Nominal size | D | D2 | LK | d | d2 | b | c | h | e | SW |
|---|---|---|---|---|---|---|---|---|---|---|
| 160 | 161 | 195 | 175 | 159 | 6 | 53 | 118 | 20 | 19 | 22 |
| 250 | 251 | 285 | 270 | 249 | 6 | 60 | 162 | 20 | 18 | 22 |
All dimensions in millimeters.
| Customized imprint (text, logo), special scale | from 1 pc. |
| Min. or max., min. and max. drag indicator, resettable | from 1 pc. |
| Red brand pointer, adjustable from the outside | from 1 piece |
| Mirror scale (standard for class 0.1 and 0.25) | from 1 pc. |
| Throttle screw | from 1 pc. |
| Pointer movement made of stainless steel 1.4571 (only for class 0.6) | from 1 piece |
| Works certificate 2.1 (EN 10204) | from 1 pc. |
| (Material) acceptance test certificate 3.1 (EN 10204) | from 1 pc. |
| Factory calibration | from 1 pc. |
| Calibration | from 1 pc. |
| Special threads (e.g. NPT, BSP, metric) | from 10 pcs. |
| Laminated safety glass in accordance with S1 (EN 837-1) | from 1 pc. |
| Pressure relief opening in accordance with S2 (EN 837-1) | from 1 pc. |
| Oil and grease-free design incl. certificate | from 1 pc. |
| Oxygen or acetylene version, incl. certificate | from 1 pc. |
| Increased weather protection: IP65 in accordance with EN 60528 | from 1 pc. |
| Glycerine, silicone or white oil filling (only for class 0.6) | from 1 pc. |
Other special versions on request.
| Nominal size 160 mm, 250 mm | G1/2 B, copper alloy 2.0401 |
Class 0.25: wetted parts 1.4571 and mirror scale
Please observe the relevant standards and laws as well as the installation and operating instructions for pressure gauges.
In particular, we would like to point out the suitable measuring materials with regard to material resistance and their maximum measuring material temperature.
This specification refers to our current standard with regard to design, dimensions and materials. JAKO Messtechnik GmbH reserves the right to make changes or modifications without prior notice.
Contact us and we will advise you comprehensively on possible solutions!
