background image

WARRANTY

OMEGA warrants this unit to be free of defects in materials and workmanship and to give satisfactory service for a
period of 13 months from date of purchase. OMEGA Warranty adds an additional one (1) month grace period to the
normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGA's customers
receive maximum coverage on each product. If the unit should malfunction, it must be returned to the factory for
evaluation. OMEGA's Customer Service Department will issue an Authorized Return (AR) number immediately
upon phone or written request. Upon examination by OMEGA, if the unit is found to be defective it will be repaired or
replaced at no charge. However, this WARRANTY is VOID if the unit shows evidence of having been tampered with
or shows evidence of being damaged as a result of excessive corrosion; or current, heat moisture or vibration;
improper specification; misapplication; misuse or other operating conditions outside of OMEGA's control. Components
which wear or which are damaged by misuse are not warranted. This includes contact points, fuses, and triacs.

OMEGA is glad to offer suggestions on the of use of its various products. Nevertheless, OMEGA only warrants
that the parts manufactured by it will be as specified and free of defects

OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER,
EXPRESSED OR IMPLIED, EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY
WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY
DISCLAIMED.

LIMITATION OF LIABILITY: The remedies of purchaser set forth herein are exclusive and the total liability of
OMEGA with respect to this order, whether based on  contract warranty, negligence, indemnification, strict
liability or otherwise, shall not exceed the purchase price of the component upon which liability is based. In
no event shall OMEGA be liable for consequential, incidental or special damages.

Every precaution for accuracy has been taken in the preparation of this manual; however, OMEGA ENGINEERING,
INC. neither assumes responsibility for any omissions or errors that may appear nor assumes liability for any damages
that result from the use of the products in accordance with the information contained in the manual.

SPECIAL CONDITION: Should this equipment be used in or with any nuclear installation or activity, purchaser will
indemnity OMEGA and hold OMEGA harmless from any liability or damage whatsoever arising out of the use of the
equipment in such a manner.

Summary of Contents for HHLM-2

Page 1: ...OMEGA HHLM 2 Digital Lightmeter ...

Page 2: ... info omega com e mail info omega com Servicing Europe Benelux Postbus 8034 1180 LA Amstelveen The Netherlands Tel 31 20 6418405 FAX 31 20 6434643 Toll Free in Benelux 06 0993344 e mail nl omega com Czech Republic ul Rude armady 1868 733 01 Karvina Hranice Czech Repubic Tel 420 69 6311627 FAX 420 69 6311114 e mail czech omega com France 9 rue Denis Papin 78190 Trappes Tel 33 130 621 400 FAX 33 130...

Page 3: ...ou read the safety and operation instructions before using the lightmeter 1 WARNING To avoid electric shock do not operate this product in wet or damp conditions To avoid injury or fire hazard do not operate this product in an explosive atmosphere To avoid eye injury wear eye protection if there is a possibility of exposure to high intensity rays Do not immerse in liquids clean the sensor head usi...

Page 4: ...vironment 0 C to 50 C 32 F to 122 F at 70 relative humidity Storage Temperature 20 C to 60 C 4 F to 140 F 0 to 80 R H with battery removed from meter Accuracy Stated accuracy at 23 C 5 C 73 F 9 F 70 relative humidity Analog Output 0 1mV counts Battery 4 pcs 1 5V AAA size Battery Life 200 hours typical Dimensions 170mm H x 44mm W x 40mm D Weight 220g 7 76oz including batteries The symbol on the ins...

Page 5: ...the color response of the average human eye Acceptance angle 2 2 cosine corrected 150 Total accuracy for CIE standard illuminant A 2856K 3 rdg 10dgts CIE standard illuminant A can be realised by means of CIE standard source A which is defined as A gas filled tungsten filament lamp operating at a correlated colour temperature of 2856K Temperature Coefficient 0 1x specified accuracy C 18 C or 28 C 0...

Page 6: ...LD mode briefly press the button to return to normal display To turn the Back Light off press again for two seconds Range Select Button Press RANGE button to select the desired lux or fc range Each time you press RANGE button the range and the input range annunciator incremants and a new value is displayed HOLD DATA HOLD Button Press HOLD button to toggle in and out of the DATA HOLD mode In the DA...

Page 7: ...correction dome 4 Move away from the sensor head to avoid shadowing it The sensor head has a 1 5 meter cable to allow separation between the observer and the measure ment location 5 Read the illuminance value from the display If magnitude of lux or fc is not known press RANGE button to the highest range and reduce until a satisfac tory reading is obtained 6 Cover sensor head to extend sensor life ...

Page 8: ...ther end of the cable The Inverse square Law The law stating that the illuminance E at a point on a surface varies directly with the intensity I of a point source and inversely as the square of the distance d between the source and the point If the surface at the point is normal to the direction of the incident light the law is expressed by E I d2 Cosine Law The law that the illuminance on any sur...

Page 9: ...leaning 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 Nanometers ...

Page 10: ... 0 2080 142 0 500 0 3230 220 0 510 0 5030 343 0 520 0 7100 484 0 530 0 8620 588 0 540 0 9540 650 0 550 0 9950 679 0 555 1 0000 683 0 560 0 9950 679 0 570 0 9520 649 0 580 0 8700 593 0 590 0 7570 516 0 600 0 6310 430 0 610 0 5030 343 0 620 0 3810 260 0 630 0 2650 181 0 640 0 1750 119 0 650 0 1070 73 0 660 0 0610 41 4 670 0 0320 21 8 680 0 0170 11 6 690 0 0082 5 59 700 0 0041 2 78 710 0 0021 1 43 72...

Page 11: ... use of its various products Nevertheless OMEGA only warrants that the parts manufactured by it will be as specified and free of defects OMEGA MAKES NO OTHER WARRANTIES OR REPRESENTATIONS OF ANY KIND WHATSOEVER EXPRESSED OR IMPLIED EXCEPT THAT OF TITLE AND ALL IMPLIED WARRANTIES INCLUDING ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED LIMITATION OF LIABI...

Page 12: ...pondence The purchaser is responsible for shipping charges freight insurance and proper packaging to prevent breakage in transit FOR WARRANTY RETURNS please have the following information available BEFORE contacting OMEGA 1 P O number under which the product was PURCHASED 2 Model and serial number of the product under warranty and 3 Repair instructions and or specific problems relative to the prod...

Page 13: ...obes Connectors Panels Assemblies þ Wire Thermocouple RTD Thermistor þ Calibrators Ice Point References þ Recorders Controllers Process Monitors þ Infrared Pyrometers ENVIRONMENTAL MONITORING AND CONTROL þ Metering Control Instrumentation þ Refractometers þ Pumps Tubing þ Air Soil Water Monitors þ Industrial Water Wastewater Treatment þ pH Conductivity Dissolved Oxygen Instruments pH CONDUCTIVITY ...

Reviews: