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WIKA 112.28 & 132.28 – (Bourdon Tube Pressure Gauge)
Applications
- For gaseous and liquid media that are not highly viscous or crystallising
- Model 112.28: Measuring system Cu-alloy
Model 132.28: Measuring system stainless steel, also for aggressive media - Hydraulics
- Compressors
- Refrigeration technology
Special features
- Vibration and shock resistant
- Especially sturdy design
- Stainless steel case
- Scale ranges up to 0 … 40 bar
WIKA 113.28 & 132.28
| Design | EN 837-1 |
| Nominal size in mm | 80 |
| Accuracy class | 1.6 |
| Scale ranges | Model 112.28: 0 … 0.6 to 0 … 40 bar
Model 132.28: 0 … 1 to 0 … 40 bar or all other equivalent vacuum or combined pressure and vacuum ranges |
| Pressure limitation | Steady: Full scale value
Fluctuating: 0.9 x full scale value Short time: 1.3 x full scale value |
| Permissible temperature | Ambient: -40 … +60 °C
Medium: +60 °C maximum (model 112.28) +200 °C maximum (model 132.28) |
| Temperature effect | When the temperature of the measuring system deviates from the reference temperature (+20 °C): Max. ±0.4 %/10 K of full scale value |
| Process connection | Model 112.28: Cu-alloy
Model 132.28: Stainless steel 316L Lower mount (LM) or centre back mount (CBM), G 3/8 B (male), 19 mm flats |
| Pressure element | Model 112.28: Cu-alloy
Model 132.28: Stainless steel 316L |
| Movement | Cu-alloy, wear parts argentan |
| Dial | Aluminium, white, black lettering |
| Pointer | Aluminium, black |
| Case | Stainless steel |
| Window | Polycarbonate |
| Options | ■ Other process connection
■ Sealings (model 910.17, see data sheet AC 09.08) ■ Liquid filling (glycerine, permissible temperature): Ambient: -20 … +60 °C Medium: +60 °C maximum (model 113.28) +100 °C maximum (model 133.28) ■ Panel frame 88 x 88 mm, stainless steel, black ■ Restrictor in the process connection |
| Ingress protection per IEC/EN 60529 | IP54 |
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