DoseGuard Laboratory Unit

DoseGuard Laboratory Unit

GEW’s DoseGuard Laboratory Unit is the perfect quality control system for any pressroom with multiple GEW UV-equipped machines. It offers a fast, simple and accurate method to measure the UV output of any GEW UV Arc or LED cassette across its entire width under standard conditions. The system can analyse any GEW cassette manufactured since 2000.

How does the DoseGuard Laboratory Unit work?

The DoseGuard sensor is mounted inside the Lab Unit, below the lamp mounting position. When a cassette is inserted, the Lab Unit will run the lamp at the selected power level and scan the entire length of the lamp. Irradiance in mW/cm2 is measured and UV dose at any speed is calculated for easy comparison of expected curing performance. Warning levels can be set to easily identify non-conforming cassettes and data can be simply exported via USB in Excel format.

What’s included?

All units include a cassette housing, a power supply, a heatsink, a fan and a touchscreen for operation.

UV cassettes are provided by the customer from the production systems to be analysed.

An ozone filter can be included as an optional extra, enabling the Lab Unit to be used stand-alone without the need for any extraction ducting.

The benefits for your press room

  • Reduces rejects through early detection of under‑curing, enabling timely corrective action.
  • Strengthens GMP compliance through reliable, auditable quality control reporting.
  • Improves maintenance decisions through early detection of UV lamp ageing.
  • Detects and clarifies the impact of reflector and quartz window conditions on curing performance.
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Other Products and Services from GEW (EC) Ltd

UV Lab Units

UV Lab Units

GEW designs and builds stand-alone UV laboratory units perfect for research and development facilities or press room ink proofing.

GEW designs and manufactures UV laboratory equipment, or UV lab units, for use in research & development and press room facilities. LED and mercury arc lamp variants are available immediately from stock while custom laboratory units can be manufactured to meet a wide range of requirements using any combination of GEW’s production UV systems.
UV Lamp Lab Unit

UV Lamp Lab Unit

The GEW mini UV lab unit is a robust, well specified stand-alone bench-top UV curing unit for laboratory or low volume production environments.

The UV lamp lab unit utilises a 150mm wide stainless steel conveyor belt to drive samples under the UV lamp at variable speeds up to 70m/min.

The E2C UV lamp contains an ozone-free bulb to prevent the need for duct extraction and an integrated fan controls the lamp at a constant 80W/cm.

A robust, bench-top curing unit incorporating simple feeder/catcher trays, it is a perfect, cost-effective tool for laboratory, press proofing and even low volume production.
AeroLED2

AeroLED2

AeroLED2 is a next generation, higher power UV LED system for full cure, printing, coating and converting applications up to 70cm wide; AeroLED2 offers a 30% increase in electrical power (70W / cm), a 30% increase in UV dose (170mJ / cm2) and a 40% increase in UV irradiance (26W / cm2) compared to its predecessor, AeroLED.

AeroLED2 is also ArcLED compatible. Using the same fan and ducting arrangement as the industry standard E2C, customers have total flexibility to switch between UV arc and AeroLED2 on any station. No filters are required due to the high redundancy, making maintenance a breeze. Moreover any customers with GEW’s RHINO/RLT power supply platform can upgrade to LED within a matter of hours, by simply changing the cassettes and running a software upgrade.

Following its predecessor, in an AeroLED2 system air is extracted by a single centralised fan sited away from the press. There is no need for integrated fans or electronics in the individual lampheads, which eliminates the high pitched noise and risk of failure that these bring. AeroLED2 features the same LED chassis and core components as GEW’s LeoLED2 lamphead, for proven reliability. As with LeoLED2, the lamphead has tough watertight seals to protect the LED modules from ingress and to make cleaning easy and safe. Every aspect of the design has been carefully considered to deliver robust performance and long-term reliability.

AeroLED2’s efficient optical design enables the lowest energy usage of all GEW products. This delivers energy savings of up to 55% when compared to a conventional UV arc system – you can find out your potential energy savings on our ROI calculator. In addition to offering greatly reduced operating costs, printers upgrading to AeroLED2 are able to free up >50% of mains capacity, which can then be used to install new machinery and subsequently increase production capability. Two AeroLED2 systems have a lower electrical supply requirement than just one conventional arc UV system.

A further advantage of LED is its predictability and stability of UV output in the curing process. AeroLED2 delivers improved process control by ensuring stable UV output year after year, and eliminates the uncertainty of conventional UV lamps, reflectors and mechanisms to ensure consistent production quality. As is the case with all new GEW UV products, AeroLED2 uses GEW’s RHINO power supply and control range, for ultimate reliability with Industry 4.0 approved, IoT Remote Monitoring as standard.

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GEW (EC) Ltd

Crompton Way, Crawley, West Sussex, RH10 9QR, United Kingdom

GEW (EC) Ltd designs and manufactures Arc and UV LED curing systems for printing, coating and converting applications. GEW is the leading manufacturer of UV curing systems for a range of markets, including narrow web label printing, offset printing, UV hot melt, wood coating and much more.