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DPGS40
WIKA DPGS40 – (Differential Pressure Gauge with Micro Switches) hãng WIKA/Germany
WIKA DPGS40 & PGS21.160
| Nominal size in mm | Differential pressure indication: Ø 100 mm
Working pressure indication: Ø 22 mm |
| Accuracy class | Differential pressure indication: ≤ 2.5 % of span (option ≤ 1.6 %)
Working pressure indication: ≤ 4 % of span |
| Scale ranges (EN 837) | Differential pressure: 0 … 0.25 to 0 … 10 bar
Working pressure: 0 … 25 bar |
| Max. working pressure (stat.) | 25 bar |
| Overpressure safety | Either side max. 25 bar |
| Permissible temperature | Ambient: -10 … +70 °C
Medium: -10 … +90 °C Storage: -40 … +70 °C |
| Ingress protection | IP65 per IEC/EN 60529 |
| Media chamber (wetted) | Aluminium, EN AC–Al Si9Cu3(Fe), black lacquered (option: Stainless steel 1.4571) |
| Process connections (wetted) | 2 x G 1/4 female, lower mount, in-line, centre distance 26 mm |
| Pressure elements (wetted) | Differential pressure: Compression springs from stainless steel 1.4310 and separating diaphragm from FPM/FKM (option: NBR)
Working pressure: Bourdon tube from Cu-alloy |
| Transmission parts (wetted) | Stainless steel 1.4301, 1.4305, 1.4310, FPM/FKM (option: NBR) |
| Sealings (wetted) | FPM/FKM (option: NBR) |
Movement |
Copper alloy |
| Dial | Differential and working pressure indication: White dial, black lettering |
| Pointer | Differential and working pressure indication: Blue pointer |
| Zero adjustment for differential pressure indication | Via screw in the dial |
| Case | Aluminium, EN AC–Al Si9Cu3(Fe), black lacquered |
| Window | Plastic, with plug screw for zero and switch point adjustment |
| Weight | approx. 1.4 kg |
