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DS 42 Rotary Vane Pump

TheAgilent DS 42 is a double-stage, oil-sealed rotary vane vacuum pump designed for applications requiring the pumping of non-corrosive gases. Reliable, compact and quiet, it is equipped with a single-phase motor, a gear lubrication system and a gas ballast valve for pumping condensable vapours. Thanks to its durability-focused design, it offers excellent performance even at near atmospheric pressure. Suitable for standard industrial environments, the DS 42 stands out for its ease of installation, low maintenance and mechanical robustness.



Description

DS 42 double-stage rotary vane pump

The Agilent DS 42 pump is a vacuum device designed for demanding professionals seeking consistent performance and operational safety. It is a two-stage rotary vane pump driven by a single-phase electric motor and sealed in an oil bath that provides sealing, lubrication and noise reduction. This configuration makes the DS 42 particularly suitable for environments requiring reliable pumping of non-corrosive gases.

It operates using a forced lubrication system with a gear pump, ensuring oil circulation even at low pressure, thus guaranteeing continuous service and internal component protection. The gas ballast valve prevents vapour condensation inside the pump, extending the oil life and preventing the formation of emulsions or internal deposits. This feature is essential when pumping water or organic vapours.

Designed to operate in an ambient temperature range of 12 to 40°C, the DS 42 is protected against overloads by a circuit breaker adapted to the supply voltage. It also has a non-return device that prevents air from flowing back into the vacuum chamber in the event of a shutdown.

Its robust mechanical structure, low number of seals and use of easily replaceable components ensure simplified maintenance.

Easy to integrate into laboratory or industrial installations, the DS 42 does not require any special anchoring to the floor thanks to its stable base with rubber feet. It can also be mounted on higher structures with anti-vibration feet.

The pump must be handled with care, especially when filling with oil or performing maintenance, to ensure operator safety and proper operation of the device.

Features

  • Two-stage design for more efficient high vacuum
  • Integrated gear pump lubrication system
  • Adjustable gas ballast valve for vapour pumping
  • Reduced maintenance thanks to low component wear
  • Quiet and stable operation
  • Equipped with an automatic non-return device
  • Integrated thermal and electrical protection

Technical Details

  • Free air flow: 45.5 l/min (1.6 cfm) at 60 Hz, 38 l/min (2.3 m³/h) at 50 Hz
  • Pump speed: 1.2 cfm at 60 Hz, 1.8 m³/h at 50 Hz
  • Partial pressure limit: 10⁻⁴ mbar
  • Total pressure limit: 4 x 10⁻³ mbar
  • Total pressure limit with gas ballast: 2 x 10⁻² mbar
  • Water vapour tolerance: 15 mbar
  • Water vapour pumping capacity: 60 g/h
  • Oil capacity (min/max): 0.6 L
  • Operating oil temperature: 60 °C (140 °F)
  • Operating ambient temperature range: 12 to 40 °C
  • Rotational speed: 2910 rpm at 50 Hz, 3480 rpm at 60 Hz
  • Net weight: 11 kg (24 lb)
  • Dimensions (L x W x H): 309 x 173 x 192 mm
  • Suction and exhaust flanges: DN 16
  • Nominal voltages: 120 V / 60 Hz, 220-240 V / 50-60 Hz
  • Motor power: 0.3 kW
  • Installation category: II
  • Pollution degree: 2

Compatible Accessories

  • Agilent DS31 oil (recommended type)
  • Clamps for DN 16 flanges
  • Viton O-rings for sealing connections
  • Dust filters and condensate separators (recommended depending on use)
  • Anti-vibration feet
  • Maintenance kit and original Agilent spare parts

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Our 12/24-month warranty ensures the safety and reliability of your medical equipment throughout its lifespan.

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