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VL 330

VL 330
 
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Vacuum leak detector for double-walled horizontal cylindrical tanks, tanks etc.

TYPES:
VL 330

OPTIONAL EQUIPMENT:
Level indication (FA)
Weatherproof housing (P)
Digital manometer (M)
Service display (S)
Service indication (Si)
Remote monitoring LOD with Ethernet module (LE)

TANKS:
  • Maximum liquid pressure on tank bottom: <= 300 mbar
  • Maximum internal overlay pressure: 500 mbar
  • Underpressure resistance of interstitial space: up to -700 mbar

STORED PRODUCTS:
Water-polluting liquids with a flash point > 60 °C (for Germany > 55 °C acc. TRBS and TRGS) where no explosive vapor-air mixtures occur.

INSTALLATION:
Outside Ex areas

HOUSING:
Plastic box (pl-box): IP 30
Steel box (st-box): IP 54
Stainless steel box (ss-box): IP 54

TEMPERATURE RANGE:
Plastic box: -0 °C .. +50 °C
Steel box: -20 °C .. +60 °C
Stainless steel box: -40 °C .. +60 °C

PNEUMATIC CONNECTIONS:
Hose connection for polyvinylchloride (PVC) hose 8 OD/4 IDx2mm or 10 OD/6 ID x 2mm (OD = outer diameter, ID = inner diameter) (only for pressureless tanks)
Quick union QU8/6 for polyamide (PA) hose 8/6x1mm (for tanks with up to 500 mbar overpressure)
Compression ferrule CF8/6 for copper (CU) pipe 8/6x1mm or polyamide (PA) hose 8/6x1mm (for tanks with up to 500 mbar overpressure)

The requirements of the respective documentation must be observed!