RayTek MARATHON MR Operating Instructions Manual Download

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ARATHON

2-Color Infrared Thermometer

Operating Instructions

Rev. E2 04/2011

56913

Summary of Contents for MARATHON MR

Page 1: ...MARATHON MR 2 Color Infrared Thermometer Operating Instructions Rev E2 04 2011 56913...

Page 2: ......

Page 3: ...ingdom ukinfo raytek com China Headquarters Beijing China Tel 86 10 6438 4691 info raytek com cn Internet http www raytek com Thank you for purchasing this Raytek product Register today at www raytek...

Page 4: ...SHALL NOT BE LIABLE FOR ANY SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER IN CONTRACT TORT OR OTHERWISE SOFTWARE WARRANTY The manufacturer does not warrant that the software described herein wi...

Page 5: ...TRICAL INTERFERENCE 18 5 INSTALLATION 19 5 1 MECHANICAL INSTALLATION 19 5 1 1 Distance to Object 19 5 1 2 Sensor Placement 1 Color Mode 19 5 1 3 Sensor Placement 2 Color Mode 20 5 1 4 Viewing Angles 2...

Page 6: ...ROGRAMMING GUIDE 44 9 1 REMOTE VERSUS MANUAL CONSIDERATIONS 44 9 2 COMMAND STRUCTURE 44 9 3 TRANSFER MODES 45 9 3 1 Poll Mode 45 9 3 2 Burst Mode 45 9 4 RESPONSE TIME IN SETUP MODE 46 9 5 COMMAND LIST...

Page 7: ...t components are adhered to Compliance with the operating instructions is necessary to ensure the expected results Unacceptable Operation The instrument should not be used for medical diagnosis Replac...

Page 8: ...2 color mode can also be used on targets that do not completely fill the measurement spot provided the background is much cooler than the target Each model operates as an integrated temperature measur...

Page 9: ...e measured temperatures remain accurate A 2 color sensor is better than a 1 color sensor in the following conditions Sighting paths are partially blocked either intermittently or permanently Dirt smok...

Page 10: ...issivity of all real objects changes with wavelength and temperature at varying degrees depending on the material When emissivity is uncertain or changing a 2 color sensor can be more accurate than a...

Page 11: ...nal temperature Temperature Coefficient All models 0 03 full scale change per 1 C change in ambient temperature Emissivity 1 color 0 10 to 1 00 digitally adjustable in increments of 0 01 Slope 2 color...

Page 12: ...centage of Allowed Signal Reduction Model A up to 95 allowed signal reduction 800 C 1472 F to 1400 C 2552 F Attenuation Factor Target Temperature Maximum Allowed Signal Reduction Model B up to 95 allo...

Page 13: ...ith water cooling 0 to 175 C 32 F to 350 F with ThermoJacket 0 to 315 C 32 F to 600 F Storage Temperature Electronics Housing 20 to 70 C 4 F to 158 F Relative Humidity 10 to 95 not condensing at 22 C...

Page 14: ...te 300 1200 2400 9600 19200 38400 default Data format 8 bit no parity 1 stop bit Software selectable 4 wire full duplex non multidrop point to point or 2 wire half duplex multidrop Relay Contacts max...

Page 15: ...Technical Data Marathon MR Rev E2 04 2011 15 Figure 5 Dimensions of Sensing Head Figure 6 Sensing Head with Air Water Cooled Housing Option Figure 7 Adjustable Bracket...

Page 16: ...e measurements make sure the target completely fills the measurement spot The spot size for any distance when the unit is properly focused can be figured by using the following formula and Figure 8 Di...

Page 17: ...6 Scope of Delivery The scope of delivery includes the following Marathon MR Documentation and Support CD Adjustable mounting bracket XXXTXXACAB with mounting nut End cap for display The cable with th...

Page 18: ...upplies are installed before proceeding with the sensor installation Water and air temperatures for cooling should be 15 30 C 60 86 F for best performance Chilled water or air below 10 C 50 F is not r...

Page 19: ...24 in to infinity and the Close Focus sensor can be focused from 300 mm 12 in to 600 mm 24 in so sensor placement can be varied to suit the application The following sections show sensor placement an...

Page 20: ...al is reduced more than 95 including emissivity and obscuration of the target the sensor accuracy also degrades Figure 10 Sensor Placement in 2 Color Mode Emitted energy Emitted energy Sighting hole s...

Page 21: ...30 for one color mode or 45 for two color mode Figure 11 Acceptable Sensor Viewing Angles Minimum Distance SF 600 mm 24 in CF 300 mm 12 in Best 90 to target Acceptable Viewing Angles Bad 1 Color Mode...

Page 22: ...n the middle of the reticle see Figure 12 Note that the target appears upside down 3 Turn the lens holder clockwise or counter clockwise until the target is in focus You can tell the lens is focused c...

Page 23: ...te Rx B C Grey Tx B D Purple Tx A E White Drain Shield F Yellow Trigger G Orange Relay COM H Blue Relay NO NC J Green mA Out K Brown mA Out L Black Power Ground M Red 24 VDC Note Twisted Pairs Black W...

Page 24: ...both sets of twisted pair wires have drain wires inside their insulation These drain wires and the white wire that is not part of the twisted pair must be connected to the terminal labeled CLEAR Only...

Page 25: ...RS485 cables can be extended up to 1200 m 4000 ft Avoid installing the sensor cable in noisy electrical environments such as around electrical motors switch gear or induction heaters 5 2 3 Power Suppl...

Page 26: ...tance between the sensor and a computer can be up to 1200 m 4000 ft via RS485 interface This allows ample distance from the harsh environment where the sensing system is mounted to a control room or p...

Page 27: ...485CV1 XXX485CV with 110 VAC power adapter XXX485CV2 XXX485CV with 230 VAC power adapter Table 2 Available RS232 485 Interface Converters Connect the interface converter to an available COM port on yo...

Page 28: ...s make all electrical connections before applying power to the MR sensor Do not change RS485 or power connections on the RS232 485 converter while the MR sensor has power applied as this may cause dam...

Page 29: ...ultidrop software In the DataTemp MultiDrop Startup Wizard select the correct COM port and ASCII protocol then Scan All Baud Rates for a Single Sensor DataTemp MultiDrop should find the single MR unit...

Page 30: ...ble is available as an option You cannot use the polarizing filter with this option You can configure sensor settings with the control panel or with a computer The panel is used primarily for setting...

Page 31: ...One of the red LEDs labeled 1C and 2C will show what function is active The emissivity is a calculated ratio of infrared energy emitted by an object to the energy emitted by a blackbody at the same t...

Page 32: ...t not the RS485 out 6 2 4 1 Peak Hold PKH With Peak Hold the respective last peak value is held for the duration of Hold Time To set and activate Peak Hold do the following 1 Press the Mode button unt...

Page 33: ...n until the AVG LED is lit 2 Press the button to both set and activate The display reads in 0 1 seconds Set Average anywhere from 0 1 to 300 0 seconds If Average is set to 0 0 seconds the function is...

Page 34: ...old Function RESET by Peak Time Valley Time Threshold Hysteresis Decay Rate Protocol code P F C XY XE none none 000 0 000 0 Peak Hold timer 000 1 299 9 000 0 000 0 000 0 Peak Hold trigger 300 0 000 0...

Page 35: ...eds the Setpoint value by the number of set deadband degrees Thereafter it does not go normal until the temperature is below the Setpoint by the number of set deadband degrees The Deadband is factory...

Page 36: ...Relay outputs relate to the currently displayed temperature on the LED display The relay output can be used to indicate an alarm state or to control external actions The relay can be set to either NO...

Page 37: ...efault string UTSI Relay Output Control Controlled by unit NO function indicates failsafe alarms Set Output Current Controlled by unit 4 20 mA Lockout Switch Panel Access Unlocked Communications Mode...

Page 38: ...st be specified at time of order The following are available ISO Calibration Certificate based on NIST DKD certified probes XXXMRCERT Water Cooled Housing incl Air Purge Collar W 7 1 Water Cooled Hous...

Page 39: ...6 RS232 485 Interface Converter XXX485CV see section 5 2 5 page 27 Cables in the following lengths 4 8 15 30 or 60 m 13 26 50 100 or 200 ft XXX2CCB Replacement Window XXX2CPW ThermoJacket enclosure fo...

Page 40: ...liters sec or 0 13 to 0 4 gallon sec Clean filtered or instrument air is recommended to avoid contaminants from settling on the lens Do not use chilled air below 10 C 50 F Focus the instrument before...

Page 41: ...tputs and Ground 6 wires Green Brown Blue Orange Yellow Clear Conductor AWG 24 7x32 tinned copper Insulation FEP 006 wall Shield None Cable Diameter 7 mm 0 256 in nominal Temperature UL rated at 80 C...

Page 42: ...t both sets of twisted pair wires have drain wires inside their insulation These drain wires and the white wire that is not part of the twisted pair must be connected to the terminal labeled CLEAR Onl...

Page 43: ...lectrical shocks the power supply must be used in protected environments cabinets Technical data Protection class class II as per IEC EN 61140 Environmental protection IP20 Operating temperature range...

Page 44: ...can be unlocked with the command XXXJ U CR where XXX is the multidrop address 9 2 Command Structure Protocols are the set of commands that define all possible communications with the sensor The comma...

Page 45: ...dividual parameter can be requested by the host The unit responds once with the value at the selected baud rate Additionally the user defined output string can be polled 9 3 2 Burst Mode The unit tran...

Page 46: ...s defined as the time that elapses between a change in target temperature and the transmission of a burst string reporting the new temperature Actual digital response time can vary from one reading to...

Page 47: ...locked Unlocked Relay alarm output control K n 0 off 2 1 on 2 Normally Open 3 Normally Closed Bottom of mA range L nnnn 0000 9999 C or F Low end of sensor range Mode MR series M n 1 1 color 2 2 2 colo...

Page 48: ...mA analog output XO n 0 0 20 mA 4 4 20 mA 4 Sensor revision XR Xn Set a factory calibration Setpoint Relay function XS nnnn 0000 to 5432 8 0000 Trigger XT N XT0 inactive XT1 active Identify unit XU Va...

Page 49: ...1U C 001 UC Poll Burst mode 001 VP 001V P Target temperature 1 color wide 001 W 001 W1210 Burst string contents 001 X Multidrop address 001 XA 001 XA013 001XA 013 Low temperature limit 001 XB 001 XB D...

Page 50: ...on Remove the obstruction Erroneous temperature Window lens Clean the lens Erroneous temperature Wrong slope or emissivity Correct the setting Temperature fluctuates Wrong signal processing Correct Pe...

Page 51: ...nd wavelength in 2 color mode Note that the activation levels for these conditions may be set to different values e g dirty lens at 95 EAAA at 98 Table 9 Fail safe Error Codes The relay is controlled...

Page 52: ...9 C Outputs Display EUUU RS485 C T0999 Analog 2 to 3 mA Relay abnormal state 2 Two color temperature is selected for display on LED s All three temperatures are transmitted in burst mode Two color tem...

Page 53: ...n cloth until you see colors on the surface then allow to air dry Do not wipe the surface dry this may scratch the surface If silicones used in hand creams get on the window gently wipe the surface wi...

Page 54: ...il the correct temperature value is reached This is the correct emissivity for the measured material 2 If possible apply flat black paint to a portion of the surface of the object The emissivity of th...

Page 55: ...oxidized 0 8 0 9 roughened 0 05 0 2 electrolytic 0 2 0 4 oxidized 0 2 0 8 Silver 0 04 Gold 0 3 Steel Haynes cold rolled 0 8 0 9 Alloy 0 5 0 9 polished sheet 0 35 Inconel molten 0 35 oxidized 0 4 0 9...

Page 56: ...asuring the following metals with smooth clean unoxidized surfaces Iron Nickel Tantalum Stainless Steel Rhodium Tungsten Cobalt Steel Molybdenum Platinum Molten iron also has an approximate slope sett...

Page 57: ...installations in situations where other sensors are only able to communicate via 2 wires e g MI sensor For setting the Interface Converter into the 2 wire communication mode use the Network Communicat...

Page 58: ...cavaties and plates black body sources 25 to 500 C 20 to 800 C Low Temp Secondary Working Standard 20 to 800 C Low Temp Primary Standard Daily check at 1000 1700 and 2500 C Cross check Annual NIST Ca...

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