Omega OS550A, User Manual

Page 1: ...50A BB Series Industrial Infrared Thermometer Transmitter STANDARD PLASTIC CASE OS550A ALUMINUM CASE OS550AM OPTIONAL e mail info omega com For latest product manuals omegamanual info Shop online at omega com User sGuide ...

Page 2: ...1899 FAX 420 59 6311114 e mail info omegashop cz France Toll Free 0800 466 342 TEL 01 57 32 48 17 FAX 01 57 32 48 18 e mail esales omega fr Germany Austria Daimlerstrasse 26 D 75392 Deckenpfronn Germany Toll Free 0800 8266342 TEL 49 0 7056 9398 0 FAX 49 0 7056 9398 29 e mail info omega de United Kingdom OMEGA Engineering Ltd ISO 9001 Certified One Omega Drive River Bend Technology Centre Northbank...

Page 3: ... PSR 24S Reg 24 Vdc Power Supply Screw Terminals PSR 24L Reg 24 Vdc Power Supply Stripped Leads WRS232 USB Wireless RS 232 Transceiver OS550A PCAB 15 Power output cable connector 15 ft OS550A PCAB 100 Power output cable connector 100 ft If you have any questions about the shipment please call the Customer Service Department at 1 800 622 2378 or 203 359 1660 We can also be reached on the Internet a...

Page 4: ...ii OS550A Series Industrial Infrared Thermometer This page is intentionally blank ...

Page 5: ...l Jacket Accessory 3 1 3 2 How To Wire the Thermometer 3 2 3 3 Operating the Thermometer 3 3 3 3 1 Field of View Charts 3 4 3 5 3 6 3 4 Measurement Techniques 3 7 3 5 1 Adjusting Emissivity 3 10 3 5 2 Calculating Temperature Values 3 11 3 5 3 Changing the Temperature for F to C 3 11 3 5 4 Turning the Display Backlighting ON OFF 3 11 3 5 5 Using the Alarm Functions 3 12 3 5 6 Using Ambient Target T...

Page 6: ...5 1 5 1 Cleaning the Lens 5 1 5 2 Calibrating the Thermometer 5 1 Chapter 6 Troubleshooting Guide 6 1 Chapter 7 Specifications 7 1 Chapter 8 Glossary of Key Strokes 8 1 Appendix A How Infrared Thermometry Works A 1 Appendix B Emissivity Tables B 1 Appendix C Determining an Unknown Emissivity C 1 Index I 1 ...

Page 7: ... BB Wire Connection 3 2 3 3 External Relay Wiring Diagram 3 3 3 4 Typical Transmission Installation 3 3 3 5 Field of View Positions 3 3 3 6 OS550A Series 1 FOV 3 4 3 7 OS550A Series 2 FOV 3 4 3 8 OS550A Series 3 FOV 3 5 3 9 OS550A Series 4 FOV 3 5 3 10 OS550A Series 5 FOV 3 6 3 11 OS550A Series 6 FOV 3 6 3 12 OS555A FOV 3 7 3 13 Visual Function Flow Chart 3 9 3 14 Personal Computer Connection 3 16...

Page 8: ... protection current limited to 500 mA The supply voltage to the transmitter should not exceed 24 VDC There is only one fuse in the OS550A Disconnect power before replacing the fuse The fuse must be replaced with one of identical size and rating Fuse Specifications 125 mA 250 Vac Time lag 5 x 20 mm with UL and or VDE Approvals such as Wickmann No 19195 028 All connections made to the thermometer sh...

Page 9: ...vii TABLE OF CONTENTS This page is intentionally blank ...

Page 10: ...rovides Measurable target distances from 5 inches 12 7 cm to approximately 200 feet 61 m Emissivity adjustable from 0 1 to 1 00 in 0 01 steps provides ease of use when measuring a variety of surfaces Continuous temperature measurement up to 10 times per second Audible and visual alarms The high and low alarm points are set via the keypad Analog output 1 mV degree 4 20mA or 0 5VDC which allows inte...

Page 11: ... F 23 to 400 C 23 to 538 C 23 to 870 C 18 to 1371 C 538 to 2482 C Emissivity adjustable adjustable adjustable adjustable adjustable Backlit Dual standard standard standard standard standard Display Distance to Spot Ratio Differential standard standard standard standard standard Temperature Min Max standard standard standard standard standard Temperature Average standard standard standard standard ...

Page 12: ...emp Data OS553A thru OS555A Data associated with one of the Display Modes Backlighting Icon allows the display to be viewed under low ambient light Displays the units of measure in either F or C Main display displays the current temperature Enables or Disables alarms or LOG Resets MAX MIN DIF AVG temperatures for incrementing data is for turning on off the backlighting for decrementing data is for...

Page 13: ...e 1 1 and described in Table 1 2 Note There are no user serviceable parts in the thermometer Shown with optional mounting bracket OS550 MB and mounting nut OS550 MN Sensor Head NEMA4 Plastic Housing Keypad Display and Output Electronics OS550A Series Sensor Cable with Quick Disconnect Power Output Cable with Quick Disconnect OEM Style Keypad Display and Electronics OS550A BB Series NEMA4 Aluminum ...

Page 14: ...on The OS550A Series main display and electronic s housing is environmentally sealed and weather tight Mounting ears are provided making mounting easy Mount the main electronics assembly in a location that you can easily access to view the LCD and make program changes to the unit See case and mounting plate dimensions on page 2 3 2 1 2A OS550AM Series NEMA Aluminum Housing The OS550AM Series is av...

Page 15: ...g the Infrared Thermometer 2 2 2 2 2 Sensor Head Dimensions Fig 2 1 Sensor Head Dimensions 29 2 1 15 29 2 1 15 41 1 1 62 DIA DIMENSIONS mm in 38 1 1 50 DIA 109 2 4 30 160 3 6 31 11 2 x 20 THREAD 11 2 x 20 THREAD ...

Page 16: ...ared Thermometer 2 131 3 5 17 TYP 120 6 4 75 TYP Ø 4 37 0 172 MOUNTING HOLE 4 PLACES 50 0 1 97 TYP 80 10 3 15 TYP DIMENSIONS mm in Fig 2 2 Plastic Housing Dimensions 2 3 OS550A Main Display Standard Plastic Housing Dimensions ...

Page 17: ...FUNC SET F C 90 0 3 54 60 0 2 36 DIMENSIONS mm in 100 8 3 97 115 3 4 54 4 7 0 187 DIA MOUNTING HOLES 2 PLCS High Low Alarm OS550A SERIES INFRARED INDUSTRIAL PYROMETER 2 3A OS550AM Aluminum Housing Dimensions Fig 2 2A Aluminum Housing Dimensions ...

Page 18: ...EM Style Main Display with Mounting Plate SET FUNC F C 26 4 1 04 31 0 1 22 57 4 2 26 Ø 5 16 0 203 THRU TYP 4 PLACES WILL FIT UP TO A 10 SCREW OR BOLT 118 4 4 66 26 4 1 04 57 4 2 26 5 1 20 TYP 91 4 3 60 DIMENSIONS mm in Installing the Infrared Thermometer 2 ...

Page 19: ...ting Nut Dimensions 50 8 2 00 57 2 2 25 38 61 Ø 1 520 88 9 3 50 6 4 25 REF 88 9 3 50 12 7 50 25 4 1 00 28 58 1 125 22 23 875 25 4 1 00 3 18 R 125 3 18 R 125 TYP 2 PLACES DIMENSIONS mm in 020 x 45 CHAMFER BOTH SIDES 020 x 45 CHAMFER BOTH SIDES 1 1 2 20 2B THRU MED DIAMOND NURL 0 250 C L Ø 2 00 Installing the Infrared Thermometer 2 ...

Page 20: ... 20 THREAD 6 35 250 THRU TYP 3 PLACES 3 HOLES ON Ø 71 1 2 80 BOLT CIRCLE TYP 3 PLACES 0 120 Ø 89 3 5 DIMENSIONS mm in 21 59 0 850 1 8 N P T TAP THRU 51 2 0 DIA 38 1 5 20 THREAD DIMENSIONS mm in Fig 2 6 Mounting Flange Dimensions Fig 2 7 Air Purge Collar Dimensions Installing the Infrared Thermometer 2 ...

Page 21: ...Installing the Infrared Thermometer 2 2 8 Notes ...

Page 22: ...option must be used to maintain the accuracy and response time of the unit Two 1 8 N P T compression fittings are provided for connection to copper water lines A constant flow of approx 0 5 GPM of clean room temperature water is sufficient to protect the instrument and maintain accuracy up to 85 C 185 F This option can be installed in the field Fig 3 1 Water Cool Jacket Dimensions OS550 WC Ø 70 4 ...

Page 23: ...me common ground Table 3 1 Power Output Cable Connection 3 2 2 OS550 BB Series Terminal Block Wire Connections Figure 3 2 OS550A BB Wire Connection Cable Wire Connection Red Power Input Black Power Input White Analog Output Green Analog Output Yellow High Alarm Output Blue Low Alarm Output Orange No Connection Shield Earth Ground 5 4 3 2 1 6 7 8 9 10 11 12 RED WIRE 5V WHITE WIRE CHAN 1 GREEN WIRE ...

Page 24: ...ositions 3 The target temperature and emissivity are displayed on the LCD Determine the emissivity of the target refer to Appendix B Press the key to increment the target emissivity Press the key to decrement the target emissivity Field of View Target ACCEPTABLE UNACCEPTABLE YELLOW WIRE OUTPUT CABLE BLACK OR GREEN WIRE BLUE WIRE HIGH ALARM LOW ALARM MECHANICAL RELAY 8 24 VDC MECHANICAL RELAY 8 24 ...

Page 25: ... 1 FOV Figure 3 7 OS550A Series 2 FOV 7 0 35 24 1 6 9mm 610 mm 8 21 42 181 9 22 4 0 101 0 3 16 10 2 5 SPOT DIA MM SPOT DIAMETER MEASURED AT 90 ENERGY 5 0 0 61 1 5 1 0 3 0 SPOT DIA IN DISTANCE SENSOR TO OBJECT FT DISTANCE SENSOR TO OBJECT M D S 68 1 3 3 1 Field of View Charts ...

Page 26: ...gure 3 9 OS550A Series 4 FOV 4 8 1 0 0 to 20 2 5cm 51cm 1 2 1 0 2 5 6 0 4 0 8 0 10 0 12 2 160 120 80 40 1 0 1 8 2 4 3 0 3 6 4 2 1 2 200 8 6 0 DISTANCE SENSOR TO OBJECT FT DISTANCE SENSOR TO OBJECT CM SPOT DIA IN SPOT DIA CM SPOT DIAMETER MEASURED AT 90 ENERGY D S 20 1 4 244 3 5 7 20 ...

Page 27: ... 5 SPOT DIA MM SPOT DIA IN DISTANCE SENSOR TO OBJECT FT DISTANCE SENSOR TO OBJECT M 45 11 5 3 SPOT DIA MM A SPOT T 90 ENERGY 7 6 SPOT DIA IN DISTANCE SENSOR LENS TO OBJECT in DISTANCE SENSOR LENS TO OBJECT cm 15 2 6 9 12 15 15 39 78 1 17 3 9 9 9 19 9 29 9 D S 40 1 22 9 30 5 38 1 0 9 22 0 0 Fig 3 10 OS550A Series 5FOV Figure 3 11 OS550A Series 6FOV ...

Page 28: ...nd spot if required 5 To display the differential temperature press the key until dIF appears on the display 6 Read the differential temperature from the upper display Static Surface Scan Measures the temperature across a static surface 1 Aim the thermometer s sensor head at a starting point 2 If necessary adjust the emissivity 3 Slowly move the thermometer s sensor head so that the line of sight ...

Page 29: ...ht ON or OFF Set High alarm value Set Low alarm value Set target ambient temperature Set data transmission interval Review stored data Display shows Current temperature Emissivity Current temperature Maximum temperature Current temperature Minimum temperature Current temperature Differential temperature Current temperature Average temperature Current temperature High alarm setpoint Current tempera...

Page 30: ...l OS552A Model OS553A OS554A OS555A 3 9 3 Using the Infrared Thermometer Transmitter While in these 4 modes Use key to change temperature from F to C or vice versa Use key to turn on off the display backlighting Note This flow chart can also be found on the back of the label inside the main display housing clear plastic lid ...

Page 31: ...fault emissivity setting will be set to 0 95 2 If necessary press the key to increment the target emissivity or press the key to decrement the target emissivity The unit maintains the emissivity value even when the power is removed At the Power Up Display shows the Model No OS553A OS552A etc then the firmware revision then the analog output before going to MV 1 V 0 5 MA 4 20 real time operation NO...

Page 32: ...tures press the key to turn the display backlighting ON OFF F F F F F NOTE AVG is displayed when either of the following conditions occur 1 When the average temperature measurement reaches its time period as stated in the specifications 2 When the thermometer is trying to measure a target temperature which is outside of its measuring temperature range is the maximum temperature since the temperatu...

Page 33: ...he temperature exceeds the high alarm setpoint you will hear a beep and the icon on the display flashes The high alarm output voltage goes high The alarm LED turns on 4 To disable the high alarm press the key again and the icon disappears If you are not in High Alarm Display Mode HAL when the high alarm goes off you must press the key to get into the High Alarm Display Mode Then press the key to d...

Page 34: ...alarm setpoint you will hear a beep and the icon on the display flashes The low alarm output voltage goes high The alarm LED turns on 4 To disable the low alarm press the key again and the icon disappears If you are not in Low Alarm Display Mode LAL when the low alarm goes off you must press the key to get into the Low Alarm Display Mode Then press the key to disable the low alarm The unit maintai...

Page 35: ... the unit set the emissivity to 1 0 2 Press and hold the key until the Average Display Mode AVG appears 3 Slowly move the thermometer so that the line of sight sweeps across the area surrounding the target The thermometer measures the temperature at each point on the surrounding area 4 Read the average temperature value from the upper display and record it here __________ 5 Press and hold the key ...

Page 36: ... refer to Section 3 5 1 10 Aim at the target The target temperature and emissivity are displayed on the LCD To disable the Ambient Target Temperature Compensation at a later time you must press the key to get into the Ambient Target Temperature Display Mode Then press the key to disable it The unit maintains its target ambient temperature value even when the power is removed NOTE NOTE F ATC ...

Page 37: ...ature data from the thermometer to a text file Erase the recorded temperature data from the thermometer COM port auto detect Enable disable audible indications Operation The user application runs on Windows 2000 XP Vista and Seven After installing the application run the application and you will see the following on the main menu The line graph of the temperature in real time and the Engineering u...

Page 38: ...lash Please check the following for communication error The thermometer is connected to a serial port on the PC The thermometer is turned on and is operating normally Go to the Settings menu and check the COM port number Make sure you are using the right COM port on your PC Click the Find button and the program should be able to establish communication The Find button will then change to Go Click ...

Page 39: ...e allows you to save the charted data coming from the thermometer to a data file When you stop recording the program will ask if you would like to save the data Select your chart time base from 1 minute per frame up to 1 day per frame Select Auto Scale or specify your upper lower Y axis values for custom scaling Set the following parameters 1 Emissivity 2 High and Low alarm set points as well as e...

Page 40: ...itter 3 The following is a typical temperature data file saved from the application It shows the start time the ending time and the data transmission interval Each data also has a time stamping attached Figure 3 16 Typical Temperature Data File ...

Page 41: ...hermometer T Start sending Data stings from the thermometer to the PC P Stop sending data to the PC S Reset Min Max Diff Avg temperature values on the thermometer F1 or F0 F1 Set Engineering unit to F F0 Set Engineering unit to C E95 Set Emissivity to 0 95 Thermometer sends E 95 back as confirmation H500 Set High Alarm set point HAL to 500 It sends HAL 500 back as confirmation L20 Set Low Alarm se...

Page 42: ...5 Target ambient temperature is 125 PRN 5 Data transmission interval is every 5 seconds PRNF 1 PRN Flag 0 PRN disabled No data transmission 1 PRN enabled Data communication active IR 73 Current Infrared temperature is 73 CF 0 Temperature engineering unit CF 1 in Degree C CF 0 in Degree F FF 1 Temperature engineering unit FF 1 in Degree F FF 0 in Degree C LF 0 Temperature over range flag xxxx0xxx I...

Page 43: ... the key to store the target temperature at the memory location indicated You will hear a beep to verify that the data is stored Then the memory location is incremented by one 5 After all data is taken press and hold the key until the Emissivity Display Mode E appears 3 5 9 Reviewing Stored Temperature Data OS553A OS554A OS555A 1 Press the key to go to the MEM display mode 2 The upper display show...

Page 44: ... log up to 800 data points Therefore the logging period can be anywhere from 13 minutes 1 second recording interval up to 18 5 days 1999 second recording interval To log temperature in real time 1 Aim at the target and turn on the transmitter 2 Press the or keys to adjust the Emissivity value for the target 3 Press the key until the display mode appears 4 Set the data recording interval seconds by...

Page 45: ...ng procedure 1 Turn on the transmitter 2 Press the key until reaching the MEM or LOG display mode 3 Press the then keys in rapid sequence The display shows ERASE on the top and it will beep to indicate that the stored data is erased Erasing the temperature data does not erase or reset Emissivity High and Low Alarm setpoints printing interval and Ambient Target Temperature compensation NOTE ...

Page 46: ...3 25 Using the Infrared Thermometer Transmitter 3 Notes ...

Page 47: ...Using the Infrared Thermometer Transmitter 3 3 26 Notes ...

Page 48: ...ARDOUS RADIATION EXPOSURE DO NOT LOOK AT THE LASER BEAM COMING OUT OF THE LENS OR VIEW DIRECTLY WITH OPTICAL INSTRUMENTS EYE DAMAGE CAN RESULT USE EXTREME CAUTION WHEN OPERATING THE LASER SIGHT ACCESSORY NEVER POINT THE LASER SIGHT AT A PERSON KEEP OUT OF REACH OF ALL CHILDREN DO NOT ATTEMPT TO OPEN THE LASER SIGHT ACCESSORY There are no user serviceable parts in the unit Refer to the inside back ...

Page 49: ...50 LS that will install onto the front of the OS550 series sensor head This compact tool provides the installer with a true line of sight laser dot up to a distance of 12 2 meters 40 in the center of the IR optical path taking the guess work out of proper alignment during the installation The laser is powered by a power pack with replaceable batteries and interconnect cable IR SENSOR HEAD LASER WA...

Page 50: ...ided with this accessory Connections are made between the laser sighting head and the power pack via a 24 cable with mini mating connectors Power is turned on and off to the sighting head by a slide switch on the power pack 1 1 2 20 THREADS 2 1 2 20 THREADS OS550 OS1550 ADAPTOR BATTERY POWER PACK 609 6 24 0 LONG CABLE CONNECTOR OS550 LS OS1550 LS LASER SIGHTING ACCESSORY LASER SIGHTING HEAD LASER ...

Page 51: ...Laser Sight Accessory 4 4 4 Notes ...

Page 52: ...aminants with a damp soft clean cloth Be careful not to rub too hard Do not use any ammonia or cleaners with ammonia on the lens as damage may result Do not wipe the surface dry as this may cause scratching 5 2 Calibrating the Thermometer The thermometer can not be calibrated by the user For precise calibration of the thermometer call our Customer Service Department It is recommended that the Infr...

Page 53: ...Maintenance 5 5 2 Notes ...

Page 54: ...ou have entered the correct emissivity setting b Make sure you are not trying to measure a temperature above the maximum temperature range of your model The thermometer is a Try to remove and then re apply locked up the power to reset the unit display is frozen b Contact our Customer Service Department unit requires service Troubleshooting Guide 6 The thermometer is showing an incorrect temperatur...

Page 55: ...e You can expect to see and hear the following You will see the model and version number VER X X of the software for about 1 second You will hear a beep TST is displayed Soon after all of the segments of the display including the backlighting will light up for about 1 second The display will clear and a PAS pass or ERR error code may be seen on the display ERR1 Infrared temp reading is 150 F or 23...

Page 56: ...nsor head has just been moved from room temperature ambient temperature to a temperature 10 C colder or warmer Problem Solution The thermometer has to stabilize before taking temperature measurements It takes up to 40 minutes for the thermometer to stabilize The thermometer has to stabilize before taking temperature measurements It takes up to 20 minutes for the thermometer to stabilize No Laser B...

Page 57: ...Troubleshooting Guide 6 6 4 Notes ...

Page 58: ...t Display Resolution 1 F or 1 C Display Response Time 100 msec Spectral Response 8 to 14 microns OS551A thru OS554A 2 to 2 5 microns OS555A Operating Ambient Temperature Main Electronics 0 C to 50 C 32 F to 122 F Sensor Head 0 C to 50 C 32 F to 122 F Sensor Head with 0 C to 85 C 32 F to 185 F OS550 WC Water Flow rate for 0 5 GPM room temperature OS550 WC Air Flow for OS550 AP 1 to 3 CFM 0 5 to 1 5...

Page 59: ...Power Analog Output Cable 15 long 8 conductor shielded 24 AWG Sensor Head Cable 15 long 5 conductor shielded 24 AWG Alarm Set and enabled via keypad All models High alarm standard with audible and visual indication with red LED OS552A OS553A Low alarm standard with OS554A OS555A audible and visual indication with red LED Alarm Deadband 10 F 5 C Alarm Outputs Voltage 100mA Drive Data Storage OS553A...

Page 60: ...put Accuracy 0 25 of full scale Referenced to temperature display Scaling Fixed scaled to match full temperature range of model selected Minimum Load 1 K ohms 4 20 mA Analog Output Accuracy 0 25 of full scale Referenced to temperature display Scaling Fixed scaled to match full temperature range of model selected Maximum Load 500 ohms ...

Page 61: ...ss 2 EN60825 1 Maximum Operating Current 25mA at 3 V FDA Classification Complies with 21 CFR Chapter 1 Subchapter J Beam Diameter 5 mm Beam Divergence 1mrad Operating Temperature 0 C to 50 C 32 F to 122 F Operating Relative Humidity 95 or less without condensation Power Switch ON OFF slide Power Indicator Red LED Power 3 Vdc Identification Label Located on head assembly circumference Warning Certi...

Page 62: ...and Enables disables Data Logging Increments the data or value displayed Turns on or off the backlighting only in MAX MIN dIF or AVG Display Modes Decrements the data or value displayed Changes the unit of measure from F to C or vice versa only in MAX MIN dIF or AVG Display Modes Press and hold down the key and key at the same time and keys pressed in rapid sequence Glossary of Key Strokes 8 Allow...

Page 63: ...1 8 2 Notes Glossary of Key Strokes 8 ...

Page 64: ...t is convenient to measure the amount of radiated energy in the infrared part of an object s radiation spectrum Figure A 1 shows a block diagram of an infrared radiation thermometer Energy from the object is focused by the lens onto the detector As the detector heats up it sends out an electrical signal which in turn is amplified and sent to the circuitry of the thermometer The thermometer softwar...

Page 65: ... with an emissivity between 0 and 1 Various emissivities for common materials are shown in Appendix B Spectral Distribution Objects radiate energy at different wavelengths but not with constant intensity at each wavelength Figure A 2 shows the energy radiated by a blackbody at various temperatures as a function of wavelength As a body is heated the intensity of the radiated energy increases and th...

Page 66: ...h theoretically and empirically to describe the relationship I thermal power in watts meter2 ε Emissivity σ 5 6703 x 10 8 watts meter2 x K4 Stefan s constant T temperature of object in Kelvin Ta temperature of ambient surroundings in Kelvin The infrared thermometer uses this equation directly in calculating the temperature of an object The incident power is measured by the infrared detector The em...

Page 67: ...instrument Referring to Figure A 3 Objects X and Y are within the FOV of the thermometer The measured temperature would fall somewhere between the actual temperatures of the two objects In order to measure the temperature of Object X accurately Object Y would need to be removed In order to measure the temperature of Object Y accurately the user would need to move closer to Object Y until it comple...

Page 68: ...less polished iron 0 14 0 38 Iron and steel excluding stainless polished cast iron 0 21 Iron and steel excluding stainless polished wrought iron 0 28 Iron and steel excluding stainless oxidized dull wrought iron 0 94 Iron and steel excluding stainless rusted iron plate 0 69 Iron and steel excluding stainless polished steel 0 07 Iron and steel excluding stainless polished steel oxidized at 1110 F 6...

Page 69: ... 0 84 Glass Pyrex lead soda 0 85 0 95 Marble polished light gray 0 93 Paints lacquers and varnishes Black matte shellac 0 91 Paints lacquers and varnishes aluminum paints 0 27 0 67 Paints lacquers and varnishes flat black lacquer 0 96 0 98 Paints lacquers and varnishes white enamel varnish 0 91 Porcelain glazed 0 92 Quartz opaque 0 68 0 92 Roofing Paper 0 91 Tape Masking 0 95 Water 0 95 0 96 Wood ...

Page 70: ...ecific emissivity value Method 1 1 Measure and record the temperature of the object using a contact temperature probe such as a thermocouple or RTD 2 Aim the thermometer at the object 3 Adjust the emissivity until the temperature reading of the thermometer equals the temperature measured in Step 1 Method 2 1 Heat the object or at least a sample of the object material on top of a heating plate to a...

Page 71: ...y of the thermometer to 0 95 Use the thermometer to measure and record the temperature of the masking tape Area A in Figure C 1 Make sure that the area of the object covered with masking tape fills the FOV of the thermometer Figure C 1 Determining Emissivity 4 Aim the thermometer at Area B as shown in Figure C 1 Make sure that Area B is as close as possible to Area A 5 Adjust the emissivity of the...

Page 72: ...thod 5 1 Use this method where practical to measure objects at temperatures above 500 F 260 C 2 Drill a 1 5 35 mm diameter hole in a sample of the object material to a depth of 5 127 mm This hole closely resembles a blackbody refer to Appendix A Figure C 2 Determining Emissivity with a Drilled Hole 3 Set the emissivity to 0 97 and measure and record the temperature of the hole in the sample materi...

Page 73: ...m 6 2 Differential Measurements 3 7 Display icons ATC 1 3 Backlight 1 3 HAL 1 3 LAL 1 3 PRN 1 3 Display Modes AMB 1 3 AVG 1 3 dIF 1 3 E 1 3 HAL 1 3 LAL 1 3 LOG 1 3 MAX 1 3 MEM 1 3 MIN 1 3 PRN 1 3 Display Problems 6 1 E Emissivity Adjusting 3 10 Definition A 2 Determining unknown Emissivity C 1 Values B 1 Erasing Temperature Data 3 25 Error Codes 6 2 F Field of view Diagrams 3 4 3 5 3 6 Positioning...

Page 74: ...5 Mode Real Time 3 8 Moving Surface scan 3 7 O Optics Field of view A 4 P PC interface commands 3 21 PC interface software 3 16 PC Menus 3 19 3 20 R Real Time Modes 3 8 Reviewing stored temperature data 3 23 RS232 Jack RJ12 3 16 7 2 S Spectral Distribution A 2 Spot Measurement 3 7 Static Surface Scan 3 7 Stefan Boltzmann Law A 3 Storing Temperature Data 3 23 T Target Ambient temperature compensati...

Page 75: ...I 3 Notes ...

Page 76: ...ges CONDITIONS Equipment sold by OMEGA is not intended to be used nor shall it be used 1 as a Basic Component under 10 CFR 21 NRC used in or with any nuclear installation or activity or 2 in medical applications or used on humans Should any Product s be used in or with any nuclear installation or activity medical application used on humans or misused in any way OMEGA assumes no responsibility as s...

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