Instruction/ maintenance manual of the product HHLM-1MV Omega
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OMEGA HHLM-1MV Light T ransducer.
OMEGAnet SM On-Line Service http://www.omega.com Internet e-mail info@omega.com For immediate technical or application assistance: USA and Canada: Mexico and Latin America: Sales Service: 1-800-826-63.
INTRODUCTION This instrument is a portable easy use, compact-sized light transducer designed for simple one hand operation. Provides lux unit measurements. SAFETY INFORMATION It is recommended that you read the safety and operation instructions before using the lightmeter.
2 SPECIFICATIONS GENERAL Low battery indication: the "Red LED" is displayed when the battery voltage drops below the operating level. Operating Environment: 0°C to 50°C at < 70% relative humidity. Storage Temperature: -20°C to 60°C, 0 to 80% R.
3 ELECTRICAL Photometric Formulas: 10.764·footcandles=lux (lumens/meter 2 ) 0.0929·lux=footcandles (lumens/foot 2 ) Rangescale: DMM to 200.0mV range ¸ 10(20lux), x1(200lux) x10(2000lux), x100(20000lux) x1000(200000lux) Resolution: 0.
4 Temperature Coefficient: 0.1x (specified accuracy)/°C (<18°C or >28°C) OPERATING INSTRUCTIONS Push buttons Range Select Button Press "RANGE" button to select the desired lux range. Each time you press "RANGE" button, the range (and the input range annunciator) incremants, and a new value is displayed.
5 OPERATION 1. Plug the light transducer test leads into the Vdc input jack and common or ground input jack on the DMM. Observe polarity. 2. Set the DMM to the 200mV range only. 3. Set the light transducer power switch to the desired range (use range button select 20lux, 200lux, 2000lux, 20000lux) or only 200000lux range.
SPECIAL CONSIDERATIONS • Keep the plastic domed cosine corrector clean and free of scratches. It may be cleaned with a soft cloth and isopropyl alcohol. • When light is received from many directions simultaneously, take special care to avoid reflections or shadowing the sensor with your body.
7 Cleaning Periodically wipe the case with a damp cloth and detergent, do not use abrasives or solvents. CIE Photopic Curve Luminous Efficiency Coefficient Lumen/Watt Conversion Factor Wavelength in N.
8 V l CIE Photopic Photopic Wavelength Luminous Lumen/Watt (nm) Effciency Conversion Coefficient Factor 380 0.0000 0.05 390 0.0001 0.13 400 0.0004 0.27 410 0.0012 0.82 420 0.0040 2.73 430 0.0116 7.91 440 0.0230 15.7 450 0.0380 25.9 460 0.0600 40.9 470 0.
WARRANTY OMEGA warrants this unit to be free of def ects in materials and workmanship and to give satisfactory ser vice for a period of 13 months from date of purchase. OMEGA W arranty adds an additional one (1) month g race period to the normal one (1) year product warranty to cov er handling and shipping time .
It is the policy of OMEGA to comply with all worldwide safety and EMC/EMI regulations that apply . OMEGA is constantly pursuing certification of its products to the European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification.
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An important point after buying a device Omega HHLM-1MV (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega HHLM-1MV yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega HHLM-1MV - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega HHLM-1MV you will learn all the available features of the product, as well as information on its operation. The information that you get Omega HHLM-1MV will certainly help you make a decision on the purchase.
If you already are a holder of Omega HHLM-1MV, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Omega HHLM-1MV.
However, one of the most important roles played by the user manual is to help in solving problems with Omega HHLM-1MV. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega HHLM-1MV along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
