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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.
The information contained in this document is believed to be correct but OMEGA Engineering, Inc. accepts no
liability for any errors it contains, and reserves the right to alter specifications without notice.
WARNING: These products are not designed for use in, and should not be used for, patient connected application.

RETURN REQUESTS / INQUIRIES

Direct all warranty and repair requests/inquiries to the OMEGA Customer Service Department. BEFORE RETURNING
ANY PRODUCT(S) TO OMEGA, PURCHASER MUST OBTAIN AN AUTHORIZED RETURN (AR) NUMBER FROM
OMEGA'S CUSTOMER SERVICE DEPARTMENT (IN ORDER TO AVOID PROCESSING DELAYS). The assigned
AR number should then be marked on the outside of the return package and on any correspondence.
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 product.

FOR NON-WARRANTY REPAIRS, consult OMEGA for

current repair charges. Have the following information
available BEFORE contacting OMEGA:

1. P.O. number to cover the COST of the repair.
2. Model and serial number of product , and
3. Repair instructions and/or specific problems relative

to the product.

OMEGA's policy is to make running changes, not model changes, whenever an improvement is possible. This
affords our customers the latest in technology and engineering. OMEGA is a registered trademark of OMEGA
ENGINEERING, INC. © Copyright 1999 OMEGA ENGINEERING, INC. All rights reserved. This document may not
be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine-readable from, in
whole or in part, without prior written consent of OMEGA ENGINEERING, INC.

Summary of Contents for OS643W

Page 1: ...OMEGA OS643W Infrared Thermometer...

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 Cz...

Page 3: ...sing MEAS button to extend battery life and with analog signal output function Temperature indication follows Reference Temperature Voltage Tables N I S T Monograph 175 Revised to ITS 90 for K type th...

Page 4: ...2 WARNING To avoid damage or burns do not make temperature measurement in microwave ovens The symbol on the instrument indicates that the operator must refer to an explanation in this manual...

Page 5: ...e errors Do not touch or hold by the front cone Temperature reading can be affected by heat from hand Do not place the meter on or around hot objects 70 C 158 F It may cause damage to the case If the...

Page 6: ...rement rate 2 5 times per second nominal Operating Environment 32 F to 122 F 0 C to 50 C at 70 relative humidity Storage Temperature 40 F to 140 F 20 C to 60 C 0 to 80 R H with battery removed from me...

Page 7: ...perating temperature Temperature Coefficient 0 2 of reading or 0 36 F 0 2 C whichever is greater change in accuracy per F C change in ambient operating tempera ture above 82 4 F 28 C or below 64 4 F 1...

Page 8: ...6 Spot size increases with distance from the probe tip as shown...

Page 9: ...r 0 3 rdg 2 F 58 F to 1999 F 0 3 rdg 1 C 50 C to 1000 C 0 5 rdg 1 C 1000 C to 1300 C Temperature Coefficient 0 1 times the applicable accuracy specification per C from 32 F to 64 F and 83 F to 122 F 0...

Page 10: ...MEASURE Button Depress MEAS button to turn on the meter for measuring temperature Releasing MEAS button to stop measuring temperature and automatically hold the display reading the meter turns off au...

Page 11: ...temperature is to be measured 6 Press the MEAS button Measurement is performed as long as the MEAS button is kept pressed 7 Referring to the spot size figure NOTE Although the field of measurement or...

Page 12: ...se switch to turn on or turn off the display Back Light 4 Use F C switch to select F or C the Temperature Range 5 Connect a type K thermocouple to the jack on the instrument Place the probe or thermoc...

Page 13: ...by solid matter With an emission thermometer which operates by detecting infrared radiation accurate measurement is possible irrespective of the air tempera ture or the measurement distance 3 Emissio...

Page 14: ...reflective object to 1 00 for a black body Factory set emissivity value of 0 95 which cover 90 of typical applications 5 If the surface to the measured is covered by frost or other material clean it...

Page 15: ...on the LCD display when replacement is needed To replace the batteries remove the screw from the back of the meter and lift off the battery cover case Remove the batteries from battery contacts Clean...

Page 16: ...der 0 96 Earth 0 92 to 0 96 Lacquer 0 80 to 0 95 Water 0 92 to 0 96 Lacquer matt 0 97 Ice 0 96 to 0 98 Rubber black 0 94 Snow 0 83 Plastic 0 85 to 0 95 Glass 0 90 to 0 95 Timber 0 90 Ceramic 0 90 to 0...

Page 17: ...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 W...

Page 18: ...ondence 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 BEF...

Page 19: ...onnectors Panels Assemblies Wire Thermocouple RTD Thermistor Calibrators Ice Point References Recorders Controllers Process Monitors Infrared Pyrometers ENVIRONMENTAL MONITORING AND CONTROL Metering C...

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