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Summary of Contents for Ceravision UV420
- Page 1 UV420 HEP Plasma Grow-Light User Guide...
- Page 2 Timely lighting with low level UV-B is also good as UV-B induces photomorphogenic reactions in some plants. The following is a guide to the installation, use and maintenance of the Ceravision UV420 unit. Please read carefully before installation and only use the UV420 unit in accordance with the directions included in this user guide.
- Page 3 Copyright Ceravision Ceravision UV420 The unit is supplied with the ‘Standard Blue-light and UV-A Transmitting Filter’ (WHITE BEZEL) fitted in the UNIT and the ‘UV-B Transmitting Filter’ (RED BEZEL) as the alternate glass retained on the side of the UNIT.
- Page 4 This symbol indicates that parts of the fixture can reach very high temperatures (>85 °Celsius). A cool down period is necessary before performing maintenance. With this symbol, Ceravision declares that this product complies with legal European requirements. This symbol indicates that any cracked protective shield must be replaced.
- Page 5 (see Figure 1) and switching on the power at the mains. The unit is compatible with standard contacters and plug timers. The UV420 uses an automatic starting process to excite the plasma and the ignition process Fig 5: Top View of Unit will commence immediately.
- Page 6 Selecting Appropriate Transmitting Filter The UV420 is able to supply UV-A (315-400 nm), UV-B (280-315 nm) and visible light (400 – 800 nm) radiation and is designed as a complementary lighting unit to be used alongside other light sources used for horticulture.
- Page 7 In Figure 9 below, the ‘Mounting Height’ is the measurement from the bottom of the reflector housing to the working surface. Fig 8: Contour Plot of the Light Spread of the UV420 Doc No. CVL2018-2390 v1 – Nov 2018...
- Page 8 Copyright Ceravision Ceravision UV420 Fig 9: Area of Light Coverage Dependant on Unit Height Glass Replacement Procedure To change the transmitter filter from one type to the other please follow the instructions below: 1. The change of filter can be done with the unit in situ, without removing it from its normal operating position.
- Page 9 The nature of UV is that the transmitter filters will naturally suffer from ‘solarisation’, which means that they lose the ability to control the passage of UV-A and UV-B and will deteriorate over time. In order to maintain the unique performance of the UV420, we recommend that the reflector filters be replaced as follows: 1.
- Page 10 IP20 15. Disclaimer Ceravision Lighting Sales Limited does not authorise its products for use as a critical component where a malfunction or failure may reasonably be expected to result in significant injury to the user. Information in this publication is provided only for your assistance and is subject to change without notice.
- Page 11 Copyright Ceravision Ceravision UV420 Doc No. CVL2018-2390 v1 – Nov 2018...
- Page 12 Copyright Ceravision Ceravision UV420 Ceravision Limited, Ceravision House, Sherbourne Drive, Tilbrook, Milton Keynes, MK7 8HX, United Kingdom t: +44(0) 1908 371463 info@ceravision.com Doc No. CVL2018-2390 v1 – Nov 2018...