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Description
The differential pressure gauges of the DELTA-line product family are primarily used for the monitoring and control of low differential pressures where there are high requirements in terms of one-sided overpressure and static pressure.
Features
- Differential pressure gauge with integrated working pressure indication and micro switch
- Robust aluminium case with shatterproof window
- TÜV certified functional safety through SIL certificate
- Flow monitor with safety function in accordance with VdTÜV code of practice "Flow 100"
- Germanischer Lloyd approval
Specifications
Specifications
Brand
Nominal Size
- Differential pressure indication: Ø 100 mm
- Working pressure indication: Ø 22 mm
Accuracy
- Working Pressure Indication: ≤ 4% of Span
- Differential Pressure Indication: ≤ 2.5% of Span (option ≤ 1.6 %)
Scale Ranges (EN 837)
- Working pressure: 0 ... 25 bar
- Differential pressure VdTÜV version: 0 ... 0.25 to 0 ... 2.5 bar
- Differential pressure SIL version: 0 ... 0.25 to 0 ... 6 bar
- Differential pressure: 0 ... 0.25 to 0 ... 10 bar
Max. Working Pressure (Stat.)
- 25 bar
Overpressure Safety
- Either side max. 25 bar
Permissible Temperature
- Storage: -40 ... +70° C
- Medium: -10 ... +90° C
- Ambient: -10 ... +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 (LM), 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, not available for VdTÜV version) 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 (Option: Lead sealing of the settings)
Weight
- approx. 1.4 kg
Applications
Typical Applications
Monitoring and control of filters, compressors and pumps in:
- Marine boilers, pressure vessels, bilge-water collection
- Drinking and cooling-water treatment plants
- Pressure-boosting stations, heating technology, fire-extinguishing systems
Documentation
Documentation
Data Sheet
Operating Instructions
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