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NXLI Dry Multi Stage Roots

NXLI Dry Multi Stage Roots

XDD1 diaphragm pumps are used for backing small compound turbomolecular pumps in clean, high vacuum applications, and also designed to be free standing bench top units.


Edwards air cooled nXLi, single-phase dry pump range, designed to deliver a consistent performance worldwide with: complete user flexibility in mind.

Performance is at the core of nXLi. The intelligent drive enables the system to achieve an enhanced performance plateau from single phase power supply, and a consistent worldwide operation from a 200 - 230 V (+/-10%) 50/60 Hz single phase supply. The choice of control options are either manual, simple remote or serial communications (RS485 with modbus command set). These may be utilised to provide real control for the system builder.

  • Ideal backing pump for small turbos
  • Small footpring allowing flexibility of use
  • Typical lifetime of diaphragms and valves
  • For a range of systemisation options

Pumping Speeds - 110, 200 m3/h

Final Pressure - <0.02 mbar

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NXLI Sizes


nXL110i

nXL200i
Peak Pumping speed m³/h 110 200
Ultimate pressure mbar <0.02 <0.02
Power at ultimate pressure kW 0.65 0.65
Power at typical (2-10 mbar) kW 0.7 - 0.9 0.7 - 0.9
Noise Level dB(A) 56.7 56.7
Inlet / Outlet connection NW40 / NW25 NW40 / NW25
Weight Kg 75 81
Dimensions (width x depth x height) cm 31 x 66 x 35 31 x 71 x 35
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Performance & Efficiency

Product Quality & Performance

The nXLi delivers high pumping speeds in a compact footprint. It is the ideal dry pump for end users in applications where a consistent performance, control and reliability are essential, for LCMS and ICMPS end users, and for Scientific OEMs.

It has been optimised for LCMS and ICPMS duties, and is capable of handling gas loads of up to 25 slm. It can also be used on chambers up to 100 litres, and at continuous inlet pressures up to 15 mbar with occasional pumpdown.ed.

Zero Contamination

The high-speed multi-stage Edwards' roots pumping mechanism provides an oil-free and dust-free clean vacuum environment. It contributes to a pleasant working environment free of oil, smells and particulates, and with very low noise and vibration levels, and low amounts of ambient heat dissipation.

The nXLi is highly energy efficient and uses very low amounts of energy. It employs the newest electric motor technology and electrical power consumption at low pressures is only around 650W.

Compact Design

The nXLi occupies a very reduced footprint and is 40% smaller compared to alternative dry pumps, with only 31 x 66 x 35 (see dimensions below)

It can be easily positioned under a bench-top or elsewhere saving valuable space in your laboratory.

Zero Maintenance

The nXLi is routine-maintenance free. There are no required routine oil nor seal changes, and can go up to five years without any service costs or service down-times.

Easy to Use, Easy to Install

The nXLi is compact, air-cooled, single-phase, mobile, easy-to-use and easy-to-install vacuum pump. The pump is fitted as standard with the following:

  • Non-return valve
  • Silencer
  • Local Control Panel
  • Serial/Parallel Monitoring & Control
  • Wheels

Control & Communications

The nXLi integrates a fully capable on-board controller with a local control panel, allowing options such as start-stop, stand-by mode, auto-run optional mode - for automatically re-starting the pump after a power failure e.g. for backing turbos - and LED lights to indicate pump status.

On the back of the pump a 15-pin d-sub connector is fitted as standard for serial communications (RS485 with Modbus command set)

Dimensions

Performance Curve

Sustainability

From renewable energy, standard recycling programme for all our pumps, to favouring energy efficient products, we strive to reduce our environmental footprint as a company as well as our products and services

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