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Dispensing Booth

Dispensing booth is an advanced containment system which provides controlled negative pressure environments to maximize personnel protection during weighing and sampling process. LENGE provide standard configurable designs which is able to adapt to various weighing and sampling requirements.

The standard weighing booth has many possible dimensional models and possible system configurations to ensure that we can provide a standard solution to fit customer’s specific process and facility requirements. 


ISO qualification

 


Features:

  • Cross contamination control through negative pressure environment option.

  • Full unidirectional airflow provides superior aseptic work zones.   

  • Fully welded single piece SS304 internal chambers with rounded covered corners.

  • Clean interior and exterior finishing.

  • GMP modular design with minimized joints and seams. Pressure tested as per ISO standards

  • Gel Seal HEPA Filters, HEPA/ULPA knife edge gel seal design is better than conventional gasket sealed.

  • Standard dimensions available are easily customized to suit process requirements

  • All components meet or exceed applicable safety requirements

  • UV Lighting

  • Safe change glove system allowing change of gloves whilst maintaining a contained system.


Containment System:

  • Main Stream - The sash opening provides an airflow velocity of 0.45 m/s

  • Equipped with Control System

  • Standard Controls suitable for safe area applications

  • Includes electrical sockets as standard

  • RH/Temperature Sensor

  • Fan speed control

  • Blower with low level noise

  • HEPA Filter to provide high level of filtration

  • Emergency stop

  • HEPA fan module provides laminar flow of particlefree air (measured at 0.3µm particles) to meet clean room requirements—99.999% efficient ULPA filters also available

  • Filter Module

       —— Pre filter -- Panel filter G4

       —— Comfort filter -- Bag filter F8

       —— HEPA filter -- Gel sealed mini-pleated HEPA filter H14

  • Fan modules includes 99.99% efficient HEPA filter to ensure clean working conditions

  • 240 V power supply 


Product schematic diagram

 

Dispensing Booth Air flow structure diagram


Standard size and parameters 

Model

Overall size
W×D×H

Working  size
W×D×H

Rated air velocity
(m/s)

Working area
clean class

Power
(kw)

LWR 13-120060

1300×1200×2570

1200×600×2000

0.45±20%

Same as the background area

0.8

LWR 34-150120

1600×1800×2570

1500×1200×2000

2

LWR 75-200200

2100×2800×2570

2000×2000×2000

4

LWR 112-300200

3100×2800×2570

3000×2000×2000

4

LWR 186-400250

4100×3300×2570

4000×2500×2000

7.5

Note: specifications listed in below table are only for customer’s reference. It is mostly designed and manufactured according to customer’s URS.

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