Constructional design / case
| Design: | High quality case with bayonet ring, material: st. steel mat.-no. 1.4301 (304) ventilation valve, material: PUR |
| Nominal size: | NS 100 or NS 160 |
| Degree of protection per EN 60529: | - Without case filling: IP 65 - With case filling: IP 66 |
| Case filling: | Glycerine-water. Further filling liquids upon request. |
| Case seal: | Material gasket: NBR |
| Pressure chamber seal: | Material: NBR, optional PTFE. Further materials upon request. |
| Window: | Non-splintering laminated glass. Option: Non-splintering plastic (Macrolon) |
| Measuring element: | Diaphragm |
| Movement: | Stainless steel segment |
| Scale: | Pure aluminium, white with black inscription Optional with red marking or with fixed reference pointer. Spezial scale upon request |
| Pointer: | Pure aluminium, black, with knife edge pointer with micro adjustment for zero point correction |
| Mounting: | sturdy device holder |
| Weights: | Without filling: |
| - Radial or axial connection approx. 14 kg - Valve block design approx. 17 kg - Diaphragm seal design approx. 22 kg |
Process connection
| Design: | - G1/2 B axial, option: G3/8 screw-in thread, adaption per EN 61518, arranged vertically to measuring flange. |
| - Valve block mounting per EN 61518 possible. | |
| - Diaphragm seal fitting with capillary. |
Material wetted parts
| Measuring element: | Diaphragm: Duratherm (similar resistance as mat.-no. 1.4571 (316Ti)) |
| Measuring flange: stainless steel mat.-no. 1.4571 (316TI) |
Nominal range
| See order details, | further ranges upon request |
| Overload protection | Plus and minus sides up to max. working pressure. Other designs upon request. |
Accuracy
| Accuracy class: | 1.6 per EN 837-3 |
| Temperature influence: | Max. ± 0.8% / 10K of measuring span per EN 837-3. |
| Working pressure: | 250 bar, 400 bar, 500 bar |
| Influence working pressure: | 2 x 10 -5 % of measuring range |
Temperature ranges
| without filling | with filling | |
| Ambient: | -20…50 °C | -20…50 °C |
| Media: | -20…100 °C | -20…100 °C |
| Storage: | -40…70 °C | -40…70 °C |
Tests and certificates
| See documents |
Type series
| BD3200, BD3240, BD3300, BD3340 |
