Operators manual optris CT - E2009-04-A - GSG-e-Shop
Contents
1. 32 36 mm 700 800 mm E2009 04 A 12 LTO2 LTO2H D S 2 1 E2009 04 A 13 14 LT10F LT10H D S 10 1 70 80 mm 700 800 mm 35 40 mm 700 800 mm E2009 04 A Optics CF D S 40 1 2 7mm 110mm D S far field 12 1 1 ML 2ML Optics SF D S 40 1 27 mm 400 mm E2009 04 A 40 mm 1600 mm 19 2MH Optics CF D S 75 1 1 5mm 110mm D S far field 14 1 19 22 6 mm 350 400 mm 2MH Optics SF D S 75 1 11 17 20 23 mm 800 1200 1400 1600 mm E2009 04 A 16 3ML Optics CF D S 22 1 5mm Q 110mm D S far field 9 1 Optics SF D S 22 1 E2009 04 A 73 mm 1600 mm 17 SMH Optics CF D S 33 1 3 4mm 110mm D S far field 11 1 4 2 3 4 24 8 29 3 mm 80 110 350 400 mm Optics SF D S 33 1 30 36 42 48 mm 1000 1200 1400 1600 mm E2009 04 A 18 CF Lens and Protective Window The optional CF lens allows the measurement of very small objects If the CF lens is used the and can be used in combination with all LT 1M 2M and 3M models transmission has to be set to 0 78 The minimum spot size depends on the used sensing head The LT distance is2. C or 0 5 96 9 Temperature resolution 0 1 C 0 1 C 0 1 C 0 2 C Exposure time 90 96 signal 1ms 1ms Response time 90 96 signal 120 ms 80 ms Emissivity Gain 0 100 1 100 adjustable via programming keys or software Transmissivity 0 100 1 000 adjustable via programming keys or software Signal processing Average peak hold valley hold adjustable via programming keys or software TObject gt THead 25 C 2 at ambient temperature 23 5 C 3 Accuracy for thermocouple output 2 5 C or 1 e 1 Response time 1s with dynamic adaptation at low signal levels 9 whichever is greater E2009 04 A 11 Optical Charts The following optical charts show the diameter of the measuring spot in dependence on the distance between measuring object and sensing head The spot size refers to 90 of the radiation energy The distance is always measured from the front edge of the sensing head The size of the measuring object and the optical resolution of the infrared thermometer determine the maximum distance between sensing head and measuring object In order to prevent measuring errors the object should fill out the field of view of the optics completely Consequently the spot should at all times have at least the same size like the object or should be smaller than that D Distance from front of the sensing head to the object S Spot size The D S ratio is valid for the focus point r1 A
3. C On the LTO2 models the head cable must not be moved during the measurement E2009 04 A Measurement Specifications CTfast CThot LT10F LTO2H LT10H Temperature range scalable 50 975 C 40 975 C 40 975 C Ambient temperature head 20 120 C 20 250 C 20 250 C Storage temperature head 40 120 C 40 250 C 40 250 C Spectral range 8 14 um 8 14 um 8 14 um Optical resolution 10 1 2 1 10 1 System accuracy 12 2 C or 1 1 5 C or 1 1 5 C or 1 Repeatability 0 75 C or 0 75 0 5 C or 0 5 0 5 C or 0 5 Temperature resolution NETD 0 5 C 9 0 25 C 0 25 C Response time 90 96 signal 9 ms 100 ms 100 ms Warm up time 10 min 10 min 10 min Emissivity Gain 0 100 1 100 adjustable via programming keys or software Transmissivity 0 100 1 000 adjustable via programming keys or software Signal processing Average peak hold valley hold adjustable via programming keys or software at ambient temperature 2345 C whichever is greater 2 Accuracy for thermocouple output 2 5 C or 1 3 at object temperatures 20 C On the CThot models LTO2H LT10H the head cable must not be moved during the measurement E2009 04 A Measurement Specifications 1M 2M models Temperature range scalable Ambient temperature head Storage temperature head Spectral range Optical resolution System accuracy Repeatability Temperature resolution Exp
4. 1 and 2 gt Alarms Visual Alarms The alarm values are set according to the Factory Default Settings To make advanced settings change of low and high alarm a digital interface USB RS232 and the software is needed Functional Inputs The three functional inputs F1 F3 can be programmed with the software only F1 digital trigger a O V level on F1 resets the hold functions F2 analog external emissivity adjustment 0 10 V 0 V gt 0 1 9 V gt z 1 10V gt e 1 1 F3 analog external compensation of ambient temperature the range is scalable via software 0 10 V 40 900 C preset range 20 200 C F1 F3 digital emissivity digital choice via table A non connected input represents F1 High F2 F3 Low High level gt 3 V 36 V Low level lt 40 4 V 36 V E2009 04 A 41 Alarms i All alarms alarm 1 alarm 2 output channel 1 and 2 if used li oii a SONOW AA Ii as alarm output have a fixed hysterese of 2 K CThot 1K Output channel 1 and 2 channel 2 on LT G5 only To activate the according output channel has to be switched into digital mode For this purpose the software CompactConnect is required Visual Alarms These alarms will cause a change of the color of the LCD display and will also change the status of the optional relays interface In addition the Alarm 2 can be used as open collector output at pin AL2 on the mainboard 24V 50mA From factory side the a
5. always measured from the front edge of the CF lens holder or laminar air purge collar The installation on the sensing head will be done by turning the CF lens until end stop To combine it with the massive housing please use the version with external thread M12x1 Versions Overview ACCTCF CF lens for installation on sensing head LT ACCTCFHT CF lens for installation on sensing head 1M 2M 3M ACCTCFE CF lens with external thread for installation in massive housing LT ACCTCFHTE CF lens with external thread for installation in massive housing 1M 2M 3M For protection of the sensing head optics a protective window is available The mechanical dimensions are equal to the CF lens It is available in the following versions ACCTPW Protective window for installation on sensing head LT ACCTPWHT Protective window for installation on sensing head 1M 2M 3M ACCTPWE Protective window with external thread for installation in massive housing LT ACCTPWHTE _ Protective window with external thread for installation in massive housing 1M 2M 3M If the protective window is used the transmission has to be set to 0 83 LT or 0 93 1M 2M 3M E2009 04 A 19 42 50 r M12x1 Bar CF lens ACCTCF ACCTCFHT Protective window ACCTPW ACCTPWHT LT22 CF lens 0 6 mm 10 mm 0 6 mm 8 mm ACCTAPLCF D S far field 1 5 1 20 Laminar air purge with integratedt CF lens with external thread CF lens ACCTCFE ACC
6. analog outputs as this will destroy the output The CT ist not a 2 wire sensor E2009 04 A 34 Cable Assembling The cable gland M12x1 5 allows the use of cables with a diameter of 3 to 5 mm Remove the isolation from the cable 40 mm power supply 50 mm signal outputs 60 mm functional inputs Cut the shield down to approximately 5 mm and spread the strands out Extract about 4 mm of the wire isolation and tin the wire ends Place the pressing screw the rubber washer and the metal washers of the cable gland one after the other onto the prepared cable end Spread the strands and fix the shield between two of the metal washers Insert the cable into the cable gland until the limit stop Screw the cap tight Every single wire may be connected to the according screw clamps according to their colors pressing screw metal washer rubber washer 034J PQKE OJKH a Use shielded cables only The sensor shield shield has to be grounded E2009 04 A 35 Ground Connection At the bottom side of the mainboard PCB you will find a connector jumper which has been placed from factory side as shown in the picture left and middle pin connected In this position the ground connections GND power supply outputs are connected with the ground of the electronics housing To avoid ground loops and related signal interferences in industrial environments it might be necessary to interrupt this connection To do this please put the jumper
7. die casting zinc The CT sensing head is a sensitive optical system Please use only the thread for mechanical installation Avoid mechanical violence on the head this may destroy the system expiry of warranty Scope of Supply CT sensing head with connection cable and electronic box Mounting nut Operators manual Maintenance Lens cleaning Blow off loose particles using clean compressed air The lens surface can be cleaned with a soft humid tissue moistened with water or a water based glass cleaner PLEASE NOTE Never use cleaning compounds which contain solvents neither for the lens nor for the housing E2009 04 A Cautions Avoid static electricity Sensors of the LT and G5 series should not be used close to arc welders induction heaters or very strong EMF electromagnetic fields Avoid abrupt changes of the ambient temperature In case of problems or questions which may arise when you use the CT please contact our service department Model Overview The sensors of the CT series are available in the following basic versions Model Model codes Measurement range spectral typical applications response CT LT LTO2 LT15 LT20 50 to 975 C 8 14 um non metallic surfaces CT fast LT10F 50 to 975 C 8 14 um fast processes CT hot LTO2H LT10H 40 to 975 C 8 14 um high ambient temperatures up to 250 C CT 1M 1ML 1MH 485 to 1800 C 1 um metals and ceramic surfaces CT 2M 2ML 2MH 250 to 1600
8. in the other position middle and right pin connected If the thermocouple output is used the connection GND housing should be interrupted generally E2009 04 A 36 Exchange of the Sensing Head From factory side the sensing head has already been After exchanging a head the calibration code connected to the electronics and the calibration code has of the new head must be entered into the been entered Inside the model group LT22 LT15 LTO2 electronics LT10H LTO2H any exchange of sensing heads and electronics is possible The sensing heads and electronics of the models LT10F 1M 2M 3M G5 cannot be exchanged Entering of the Calibration Code Every head has a specific calibration code which is printed on the head cable For a correct temperature measurement and functionality of the sensor this calibration code must be stored into at n xT the electronic box The calibration code consists of 3 blocks HOF G 22KB URS0 LT10F 1ML 1MH 2ML 2MH 5 blocks with 4 characters each Example A6FG 22KB 0ASO block1 block2 block3 For entering the code please press the and key Keep pressed and then the key The display shows HCODE and then the 4 signs of the first block With JUp and each sign can be changed switches to the next sign or next block The entering of a new calibration code can also be made via the CompactConnect software optional E2009 04 A 3 You will find the calibration code on a label fixed
9. on the head cable near the electronics Please do not remove this label or make sure the code is noted anywhere The code is needed if the electronics has to be exchanged or in case of a necessary recalibration of the sensor Sensing Head Cable On the models LT22 LT15 LTO2 LT10H LTO2H G5 the sensing head cable can be shorten if necessary A shortening of the cable will cause an additional measuring error of about 0 1 K m On the models LT10F 1M 2M 3M the sensing head cable may not be changed in its length On the CT models LTO2 LTO2H and LT10H the head cable must not be moved during the measurement E2009 04 A 38 Outputs and Inputs Analog Outputs CAUTION Please do never connect a supply voltage The CT has two analog output channels to the analog outputs as this will destroy the output The CT is not a 2 wire sensor Output channel 1 This output is used for the object temperature The selection of the output signal can be done via the programming keys Operating The software allows the programming of output channel 1 as an alarm output Output signal Range Connection pin on CT board OUT mV mA 0 10V OUT mV mA According to the chosen output signal different connection pins on the mainboard are used OUT mV mA or OUT TC Output channel 2 LT G5 only The connection pin OUT AMB is used for output of the head temperature 20 180 C or 20 250 C on LTO2H and LT10H as 0 5 V or 0 10 V sign
10. 36 VDC min 100 KO load impedance 20 Q USB RS232 RS485 CAN Profibus DP Ethernet optional plug in modules 2 x 60 VDC 42 VACgys 0 4 A optically isolated optional plug in module F1 F3 software programmable for the following functions external emissivity adjustment ambient temperature compensation trigger reset of hold functions E2009 04 A Measurement Specifications LT models Temperature range scalable Ambient temperature head Storage temperature head Spectral range Optical resolution System accuracy Repeatability Temperature resolution NETD Response time 95 signal Warm up time Emissivity Gain Transmissivity Signal processing LTO2 50 600 C 20 130 C 40 130 C 8 14 um 2 1 1 C or 1 0 5 C or 0 5 0 1 C 150 ms 10 min LT15 50 600 C 20 180 C 40 180 C 8 14 um 15 1 1 C or 1 0 5 C or 0 5 0 1 C 9 150 ms 10 min LT22 50 975 C 20 180 C 40 180 C 8 14 um 22 1 1 C or 1 0 5 C or 0 5 0 1 C 9 150 ms 10 min 0 100 1 100 adjustable via programming keys or software 0 100 1 000 adjustable via programming keys or software Average peak hold valley hold adjustable via programming keys or software at ambient temperature 23 5 C whichever is greater 2 Accuracy for thermocouple output 2 5 C or 1 3 at object temperatures gt 0
11. C 1 um metals and ceramic surfaces CT 3M 3ML 3MH 50 to 600 C 2 3 um metals at low object temperatures from 50 C CT G5 G5L G5H 100 to 1650 C 5 2 um measurement of glass In the following chapters of this manual you will find only the short model codes On the 1M 2M 3M and G5 models the whole measurement range is split into two sub ranges L and H E2009 04 A Factory Default Settings The unit has the following presetting at time of delivery Signal output object temperature 0 5 V Emissivity 0 970 LT G5 Siete eli mese e 1 000 1M 2M 3M dynamic average adaptation at TNR high signal edges activation via Transmissivity 1 000 Averaging AVG 0 2 s LT10F 0 1 s Seini ue eH inactive 1M 2M 3M Smart Averaging inactive LT10F 1M 2M 3M active Peak hold inactive Valley hold inactive LT 1ML 1MH 2ML 2MH 3ML 3MH G5L G5H Lower limit temperature range C 0 485 650 250 385 50 100 100 250 Upper limit temperature range C 500 1050 1800 800 1600 375 600 1200 1650 Lower alarm limit C 30 600 800 350 500 100 200 200 350 normally closed Upper alarm limit C 100 900 1400 600 1200 300 500 500 900 normally open Lower limit signal output OV Upper limit signal output 5V Temperature unit C Ambient temperature compensation internal head temperature probe on LT and G5 output at OUT AMB as 0 5 V signal Baud rate kBaud 9 6 115 115 115 115 115 115 9 6 9 6 E2009 04 A Technical Data General Specifications Sen
12. I O II Bi RR E RI PR ECO II C E os waters wo E YAA 99 09095 E2009 04 A of
13. Infrared measuring transducer IR CT 20 LT 1M 2M 3M G5 Infrared Sensor Operators manual CE Conformity The product complies with the following standards EMC EN 61326 1 Safety Regulations EN 61010 1 1993 A2 1995 The product accomplishes the requirements of the EMC Directive 89 336 EEC and of the low voltage directive 73 23 EEC Read the manual carefully before the initial start up The producer reserves the right to change the herein described specifications in case of technical advance of the product References to other chapters are marked as P Warranty Each single product passes through a quality process Nevertheless if failures occur please contact the customer service at once The warranty period covers 24 months starting on the delivery date After the warranty is expired the manufacturer guarantees additional 6 months warranty for all repaired or substituted product components Warranty does not apply to damages which result from misuse or neglect The warranty also expires if you open the product The manufacturer is not liable for consequential damage If a failure occurs during the warranty period the product will be replaced calibrated or repaired without further charges The freight costs will be paid by the sender The manufacturer reserves the right to exchange components of the product instead of repairing it If the failure results from misuse or neglect the user has to pay for the repair In that case yo
14. TCFHTE ACCTAPLCF ACCTAPLCFHT Protective window with external thread ACCTPWE ACCTPWHTE 20 24 mm 35 40 mm E2009 04 A LT15 CF lens 0 8 mm 10 mm 0 8 mm 8 mm ACCTAPLCF D S far field 1 2 1 LT10F LT10H CF lens 1 2 mm 10 mm 1 2 mm 8 mm ACCTAPLCF D S far field 1 2 1 E2009 04 A 27 395 32 mm 40 mm 21 LTO2 LTO2H CF lens 2 5 mm 23 mm 2 5 mmQ 21 mm ACCTAPLCF D S far field 5 1 26 2 526 47 6 3 mm 20 23 25 35 40 mm E2009 04 A 22 Mechanical Installation The CT sensing heads are equipped with a metrical M12x1 thread and can be installed either directly via the sensor thread or with help of the hex nut included in scope of supply to the mounting bracket available Various mounting brackets which make the adjustment of the sensing head easier can be additionally ordered as accessories The CThot will be delivered with the massive housing and can be installed via the M18x1 thread All accessories can be ordered using the according part numbers in brackets E 10 ld 28 Bee Sensing head Massive housing Standard on CThot Make sure to keep the optical path clear of any obstacles E2009 04 A 23 max 120 Elektronic box The electronic box is also available with closed cover display and programm
15. al The software allows the programming of output channel 2 as an alarm output Instead of the head temperature THead also the object temperature TObj or electronic box temperature TBox can be selected as alarm source E2009 04 A 39 Digital Interfaces CT sensors can be optionally equipped with an USB RS232 RS485 CAN Bus Profibus DP or Ethernet interface If you want to install an interface plug the interface board into the place provided which is located beside the display In the correct position the holes of the interface match with the thread holes of the electronic box Now press the board down to connect it and use both M3x5 screws for fixing it Plug the preassembled interface cable with the terminal block into the male connector of the interface board INTERFACE yo USB E N lon o gt The Ethernet interface requires at minimum 12 V supply voltage Please pay attention to the notes on the according interface manuals Relay Outputs The CT can be optionally equipped with a relay output The relay board will be installed the same way as the digital interfaces A simultaneous installation of a digital interface and the relay outputs is not possible The relay board provides two fully isolated switches which have the capability to switch max 60 VDC 42 VACays 0 4 A DC AC A red LED shows the closed switch E2009 04 A 40 The switching thresholds are in accordance with the values for alarm
16. ct in the directory Commands E2009 04 A 91 Basics of Infrared Thermometry Depending on the temperature each object emits a certain amount of infrared radiation A change in the temperature of the object is accompanied by a change in the intensity of the radiation For the measurement of thermal radiation infrared thermometry uses a wave length ranging between 1 u and 20 um The intensity of the emitted radiation depends on the material This material contingent constant is described with the help of the emissivity which is a known value for most materials see enclosed table emissivity Infrared thermometers are optoelectronic sensors They calculate the surface temperature on the basis of the emitted infrared radiation from an object The most important feature of infrared thermometers is that they enable the user to measure objects contactless Consequently these products help to measure the temperature of inaccessible or moving objects without difficulties Infrared thermometers basically consist of the following components lens Spectral filter detector electronics amplifier linearization signal processing The specifications of the lens decisively determine the optical path of the infrared thermometer which is characterized by the ratio Distance to Spot size The spectral filter selects the wavelength range which is relevant for the temperature measurement The detector in cooperation with the processing electronic
17. e CT back to the factory default settings please press at first the IDDown key and then the Model key and keep both pressed for approx 3 seconds Mode U Down P The display will show RESET for confirmation E2009 04 A 43 Display Mode Sample C AdjustmentRange 142 3C Object temperature after signal processing 142 3 C 25CB Boxtemperue 57C ved II HazCA Current object temperature A2 e Signal output channel 1 0 5 V 0 20 0 20 mA O 4 20 4 20 mA O MV5 0 5 V MV10 0 10 V O TCJ thermocouple type J a thermocouple type K Ro oee T IP Signal output Peak hold inactive 1 P inactive 0 1 999 9 s P oo oo oo oo infinite V inactive 0 1 999 9 s V oo oo oo oo infinite ju 0 0 Lowerlimittemperature range 0 C depending on model inactive at TCJ and TCK output 500 0 Upperlimittemperaturerange 500 C depending on model inactive at TCJ and TCK output 0 00 Lowerlmisignaloutput V according to the range of the selected output signal 5 00 ____ Upper limit signal output 5 V according to the range of the selected output signal U C Temperature unit C 30 0 Loweralarmlimit 30 C _ TC dependingonmodel 100 0 Upperalarmlmitpi C depending on modei Ambient temperature compensation head temperature XHEAD head temperature 40 0 900 0 C for LT as fixed value for compensatio
18. ents a cooling down of the object in short distances Hose connection 3x5 mm Thread fitting M5 The needed amount of air approx 2 10 I min depends on the application and the installation conditions on site E2009 04 A 21 Further Accessories Right Angle Mirror ACCTRAM for LT22 LT15 and LT10F Enables measurements with 90 angle to sensor axis The mirror has a reflexion of 96 in combination with a LT22 and LT15 head and 88 with a LT10F head If the mirror is used this value has to be multiplied by the emissivity value of the measurement object Example LT22 and object with emissivity 0 85 0 85 x 0 96 0 816 Thus the emissivity in the CT has to be set to the resulting value of 0 816 Laser Sightingtool DO8ACCTLST battery powered 2x Alcaline AA for alignment of CT sensing heads The laser head has the same mechanical dimensions as the CT sensing head WARNING Do not point the laser directly at the eyes of persons or animals Do not stare into the laser beam Avoid indirect exposure via reflective surfaces E2009 04 A 28 OEM Laser Sightingtool The OEM Laser Sightngtool is available with 3 5 m ACCTOEMLST and 8 m connection cable ACCTOEMLSTCBS The laser can be connected to the pins 3V SW and GND gt Elektrische Installation and switched on and off via the programming keys or via the software The special double hole mounting bracket ACCTFB2 allows a simultaneous mounting of
19. f the CT series are using a binary protocol Alternatively they can be switched to an ASCII protocol To get a fast communication the protocol has no additional overhead with CR LR or ACK bytes ASCII protocol The models LTO2 LT15 LT22 LTO2H and LT10H can be switched to ASCII by changing the first figure of block 3 of the head calibration code This figure has to be changed from 0 to 4 always 4 that means on the CTex this figure has to be changed from 1 to 5 gt Exchange of the Sensig Head Example Binary A6FG 22KB OASO ASCII AGFG 22KB 4AS0 block1 block2 block3 block1 block2 block3 E2009 04 A 50 Saving of parameter settings After power on of the CT sensor the flash mode is active It means changed parameter settings will be saved in the CT internal Flash EEPROM and will be kept also after the sensor is switched off In case settings should be changed quite often or continuously the flash mode can be switched off by using the following command Decimal 112 HEX 0x70 Data Answer byte 1 Result 1 Data will not be written into the flash memory 2 Data will be written into the flash memory If the flash mode is deactivated all settings will only be kept as long as the unit is powered If the unit is switched off and powered on again all previous settings are lost The command Ox71 will poll the current status You will find a detailed protocol and command description on the software CD CompactConne
20. he cable connection Designation models LT G5 8 36 VDC Power supply GND Ground 0 V of power supply GND Ground 0 V of internal in and outputs gt OUT AMB Analog output head temperature mV MUDA OUT TC Analog output thermocouple J or K E Bcc OUT mV mA Analog output object temperature mV or mA E e we TERT F1 F3 Functional inputs AL2 Alarm 2 Open collector output 3V SW 3 VDC switchable for laser sightingtool GND Ground 0 V for laser sightingtool BROWN Temperature probe head WHITE Temperature probe head GREEN Detector signal YELLOW Detector signal Opened LT G5 electronic box with terminal connections E2009 04 A 33 Designation models 1M 2M 3M 8 36VDC Power supply GND Ground OV of power supply GND Ground OV of internal in and outputs AL2 Alarm 2 Open collector output RRRRERRRRREE OUT TC Analog output thermocouple J or K OUT mV mA Analog output object temperature mV or mA F1 F3 Functional inputs m l 6 te LAE GND Ground 0V 3V SW 3 VDC switchable for laser sightingtool GND Ground 0 V for laser sightingtool BROWN BROWN Temperature probe head NTC WHITE WHITE Head ground GREEN GREEN Head power YELLOW YELLOW Detector signal Opened 1M 2M 3M electronic box with terminal connections Power supply Please use a power supply unit with an output voltage of 8 36 VDC which can supply 100 mA CAUTION Please do never connect a supply voltage to the
21. ing keys with no access from outside ACCTCOV On the CT models LTO2 LTO2H and LT10H the head cable must not be moved during the measurement E2009 04 A 24 Mounting Accessories Mounting bracket adjustable in Mounting bolt with M12x1 thread Mounting fork with M12x1 one axis ACCTFB adjustable in one axis ACCTMB thread adjustable in 2 axes ACCTMG The Mounting fork can be combined with the Mounting bracket ACCTFB using the M12x1 thread Mounting bracket adjustable in two axes ACCTAB consisting of ACCTFB and ACCTMB E2009 04 A 29 Air Purge Collars The lens must be kept clean at all times from dust smoke fumes and other contaminants in order to avoid reading errors These effects can be reduced by using an air purge collar Make sure to use oil free technically clean air only Standard air purge collar ACCTAP Standard air purge collar ACCTAP2 for LT22 LT15 LT10F for LTO2 fits to the mounting bracket fits to the mounting bracket Hose connection 3x5 mm Hose connection 3x5 mm Thread fitting M5 Thread fitting M5 The needed amount of air approx 2 10 I min depends on the application and the installation conditions on site E2009 04 A 26 A combination of the Laminar air purge collar with the bottom section of the Mounting fork allows an adjustment in two axes ACCTAPL ACCTMG Laminar air purge collar ACCTAPL The sideward air outlet prev
22. ivity Spectral response STAM Iron casted non oxidized polished roughened oxidized polished roughened oxidized polished roughened oxidized electro polished sandblast oxidized non oxidized rusted oxidized forged blunt molten non oxidized oxidized 0 02 0 2 0 02 0 1 0 1 0 4 0 2 0 4 0 01 0 05 0 01 0 05 0 01 0 05 0 3 0 3 0 5 0 5 0 03 0 05 0 15 0 5 0 8 4 0 03 0 3 0 02 0 2 0 01 0 1 0 01 0 1 0 01 0 1 0 5 0 9 0 6 0 9 0 3 0 8 0 3 0 8 0 05 0 25 0 5 0 8 0 6 0 9 0 9 E2009 04 A O9 8 14 um polished roughened oxidized 0 05 0 3 0 03 0 15 0 02 0 1 0 05 0 15 0 05 0 15 0 05 0 15 non oxidized 0 1 0 3 0 1 0 15 0 1 oxidized 0 4 0 9 0 3 0 7 0 2 0 6 Monel Ni Cu 0 2 0 6 0 1 0 5 0 1 0 14 Nickel electrolytic 0 1 0 3 0 1 0 15 0 05 0 15 oxidized 0 4 0 7 0 3 0 6 0 2 0 5 095 09 09 polished plate 0 35 0 25 0 1 0 1 rustless l 0 2 0 9 heavy plate cold rolled 0 8 0 9 oxidized 0 8 0 9 Titanium polished 0 5 0 75 0 3 0 5 0 1 0 3 0 05 0 2 Zinc polished 0 5 0 05 0 03 0 02 oxidized 0 6 0 15 0 1 0 1 E2009 04 A 96 Appendix B Emissivity Table Non Metals typical Emissivity Spectral response IA pm Asbestos 09 08 09 095 Asphalt o 9095 290985 Basalt Carbon non oxidized 0 8 graphite 0 7 0 Carborundum 095 e SENE Glass plate 0 2 0 98 0 85 melt 0 4 0 9 0 9 AA ss eyes ar o LANA A MA GENET CNIINN As os os gt as Bow RR E T IN E
23. larms are defined as follows Both of these alarms will have Alarm 1 Norm closed Low Alarm effect on the LCD color Alarm 2 Norm open High Alarm BLUE darm active RED alarm 2 active GREEN no alarm active For extended setup like definition as low or high alarm via change of normally open closed selection of the signal source TObj THead TBox a digital interface e g USB RS232 including the software CompactConnect is needed E2009 04 A 42 Operating After power up the unit the sensor starts an initializing routine for some seconds During this time the display will show INIT After this procedure the object temperature is shown in the display The display backlight color changes according to the alarm settings gt Alarms Visual Alarms Sensor Setup The programming keys Mode and Down enable the user to set the sensor on site The current measuring value or the chosen feature is displayed With the operator obtains the chosen feature with and the functional parameters can be selected a change of parameters will have immediate effect If no key is pressed for more than 10 seconds the display automatically shows the calculated object temperature according to the signal processing Display Pressing the Mode button again recalls the last called function on the display The signal processing features Peak hold and Valley hold cannot be selected Laser simultaneously Factory Default Setting A hti To set th
24. n returning to XHEAD head temperature by pressing Up and Down together M 01 Wulidrop adress 1 only with RS488 interface ma B 9 6 Baud rate in kBaud 9 6 9 6 19 2 38 4 57 6 115 2 kBaud nidi Laser Sighting 3 VDC switch to connection pin 3V SW ON OFF This menu item appears on first position on 1M 2M 3M models E2009 04 A 24 0 97 m E gt 5 Selection of the Output signal By pressing or the different output signals can be selected f Outputs and Inputs Setup of Emissivity Pressing increases the value decreases the value also valid for all further functions The emissivity is a material constant factor to describe the ability of the body to emit infrared energy gt Emissivity oetup of Transmissivity This function is used if an optical component protective window additional optics e g is mounted between sensor and object The standard setting is 1 000 100 if no protective window etc is used Setup of Average time If the value is set to 0 0 the display will show function deactivated In this mode an arithmetic algorithm will be performed to smoothen the signal The set time is the time constant This function can be combined with all other post processing functions setup of Peak hold If the value is set to 0 0 the display will show function deactivated In this mode the sensor is waiting for descending signals If the signal desce
25. nds the algorithm maintains the previous signal peak for the specified time Setup of Valley hold If the value is set to 0 0 the display will show function deactivated In this mode the sensor waits for ascending signals If the signal ascends the algorithm maintains the previous signal valley for the specified time E2009 04 A 45 Signal graphs with and V 15 70 16 70 17 70 18 70 13 70 20 70 21 70 22 70 23 70 24 70 25 70 25 TObj with Peak hold TObj with Valley hold Temperature without post processing Temperature without post processing Setup of the Lower limit of temperature range The minimum difference between lower and upper limit is 20 K If you set the lower limit to a value 2 upper limit the upper limit will be adjusted to lower limit 20 K automatically E2009 04 A 46 peas bo id Setup of the Upper limit of the temperature range The minimum difference between upper and lower limit is 20 K The upper limit can only be set to a value lower limit 20 K setup of the Lower limit of the signal output This setting allows an assignment of a certain signal output level to the lower limit of the temperature range The adjustment range corresponds to the selected output mode e g 0 5 V oetup of the Upper limit of the signal output This setting allows an assignment of a certain signal output level to the lower limit of the temperature range The adjustment range corresponds to the selected outp
26. osure time 90 signal Emissivity Gain Transmissivity Signal processing at ambient temperature 23 5 C 1ML 1MH 2ML 2MH 485 1050 C 650 1800 C 250 800 C 385 1600 C 20 100 C 20 100 C 20 125 C 20 125 C 40 100 C 40 100 C 40 125 C 40 125 C 1 um 1 um 1 6 um 1 6 uum 40 1 75 1 40 1 75 1 nn ene nnen 0 3 of reading 2 C cn 0 1 96 of reading 1 C 9 A Ia 0 1 C 9 0 100 1 100 adjustable via programming keys or software 0 100 1 000 adjustable via programming keys or software Average peak hold valley hold adjustable via programming keys or software 2 Accuracy for thermocouple output 2 5 C or 1 3 e 1 Response time 1s with dynamic adaptation at low signal levels 10 E2009 04 A Measurement Specifications 3M G5 models 3ML 3MH G5L G5H Temperature range scalable 50 375 C 100 600 C 100 1200 C 250 1650 C Ambient temperature head 20 85 C 20 85 C 20 85 C 20 85 C Storage temperature head 40 125 C 40 125 C 40 85 C 40 85 C Spectral range 2 3 um 2 3 uum 5 2 um 5 2 um Optical resolution 22 1 33 1 10 1 20 1 System accuracy 0 3 of reading 2 C 2 C or 1 Repeatability 0 1 96 of reading 1 C 0 5
27. pin on the mainboard Error messages The display of the sensor can show the following error messages OVER temperature overflow UNDER temperature underflow CH head temperature to high vvvCH head temperature to low E2009 04 A 48 Software CompactConnect Installation System requirements Insert the installation CD into the according drive on Windows XP your computer If the autorun option is activated the USB interface installation wizard will start automatically Otherwise please start setup exe from the CD ROM Follow the instructions of the wizard until the installation is finished Hard disc with at least 30 MByte free space At least 128 MByte RAM CD ROM drive The installation wizard will place a launch icon on the desktop and in the start menu Start Programs CompactConnect If you want to uninstall the software from your system please use the uninstall icon in the start menu You will find a detailed software manual on the CD Main Features Graphic display for temperature trends and automatic data logging for analysis and documentation Complete sensor setup and remote controlling Adjustment of signal processing functions Programming of outputs and functional inputs E2009 04 A 49 Communication Settings Serial Interface Baud rate 9 6 115 2 kBaud adjustable on the unit or via software Data bits 8 Parity none Stop bits 1 Flow control off Protocol All sensors o
28. s transforms the emitted infrared radiation into electrical signals E2009 04 A 92 Emissivity Definition The intensity of infrared radiation which is emitted by each body depends on the temperature as well as on the radiation features of the surface material of the measuring object The emissivity e Epsilon is used as a material constant factor to describe the ability of the body to emit infrared energy It can range between 0 and 100 A blackbody is the ideal radiation source with an emissivity of 1 0 whereas a mirror shows an emissivity of 0 1 If the emissivity chosen is too high the infrared thermometer may display a temperature value which is much lower than the real temperature assuming the measuring object is warmer than its surroundings A low emissivity reflective surfaces carries the risk of inaccurate measuring results by interfering infrared radiation emitted by background objects flames heating systems chamottes To minimize measuring errors in such cases the handling should be performed very carefully and the unit should be protected against reflecting radiation sources Determination of unknown Emissivities gt First determine the actual temperature of the measuring object with a thermocouple or contact sensor second measure the temperature with the infrared thermometer and modify the emissivity until the displayed result corresponds to the actual temperature pb Ifyou monitor temperatures of up
29. sing head Electronic box Environmental rating IP65 NEMA 4 IP65 NEMA 4 Ambient Temperature see Measurement Specifications 0 85 C Storage temperature see Measurement Specifications 40 85 C Relative humidity 10 95 non condensing 10 95 non condensing Material stainless steel die casting zinc Dimensions 28 mm x 14 mm M12x1 89 mm x 70 mm x 30 mm Dimensions CThot 55 mm x 29 5 mm M18x1 with massive housing Weight 40 g 420 g Weight CThot 205 g with massive housing Cable length 1 m only LTO2 LT15 LT22 LT10F 3 m 8m 15 m Cable diameter 2 8 mm Ambient temperature cable 180 C max High temperature cable for CThot 250 C Vibration IEC 68 2 6 3G 11 200Hz any axis Shock IEC 68 2 27 50G 11ms any axis EMI 89 336 EWG Software optional CompactConnect E2009 04 A Electrical Specifications Power Supply Current draw Outputs analog Channel 1 Channel 2 LT G5 only Alarm output Output impedances mA mV Thermocouple Digital interfaces Relay outputs Functional inputs 8 36 VDC max 100 mA selectable 0 4 20 mA 0 5 10 V thermocouple J or K or alarm output Signal source object temperature Head temperature 20 180 C 20 250 C on LTO2H and LT10H as 0 5 V or 0 10 V output or alarm output Signal source switchable to object temperature or electronic box temperature if used as alarm output Open collector output at Pin AL2 24 V 50 mA max loop resistance 500 2 at 8
30. the CT sensing head and the laser head blue ground red 3 6 VDC ACCTOEMLST or ACCTOEMLSTCB8 ACCTFB2 E2009 04 A g9 Massive Housing M 18x 1 The Massive housing allows reproducible and stable measurements on applications with significant and short term variation in ambient temperatures It can be combined with the CF lens ACCTCFE or with the protective window ACCTPWE gt CF Lens and Protective Window IMPORTANT For an optimum function of the massive housing 10 cm of the head cable must be installed in loops inside the housing CT head Massive housing E2009 04 A 30 Pipe Adapter and Sighting Tubes The pipe adapter ACCTPA allows an assembling of sighting tubes directly on the CT head The sighting tubes are available in 3 different lengths ACCTST20 20 mm ACCTST40 40 mm ACCTST88 88 mm Qmm 40 ACCTPA ACCTST40 The sighting tubes can only be used for sensing heads with a distance to spot ratio D S of 15 1 E2009 04 A 31 Rail Mount Adapter for Electronic box With the rail mount adapter the CT electronics can be mounted easily on a DIN rail 1535 according EN50022 35mm rail ACCTRAIL E2009 04 A 32 Electrical Installation Cable Connections For the electrical installation of the CT please open at first the cover of the electronic box 4 screws Below the display are the screw terminals for t
31. to 380 C you may place a special plastic sticker emissivity dots part number ACLSED onto the measuring object which covers it completely Now set the emissivity to 0 95 and take the temperature of the sticker Afterwards determine the temperature of the adjacent area on the measuring object and adjust the emissivity according to the value of the temperature of the sticker E2009 04 A 53 pb Cove a part of the surface of the measuring object with a black flat paint with an emissivity of 0 98 Adjust the emissivity of your infrared thermometer to 0 98 and take the temperature of the colored surface Afterwards determine the temperature of a directly adjacent area and modify the emissivity until the measured value corresponds to the temperature of the colored surface CAUTION On all three methods the object temperature must be different from ambient temperature Characteristic Emissivities In case none of the methods mentioned above help to determine the emissivity you may use the emissivity tables gt Appendix A and B These are average values only The actual emissivity of a material depends on the following factors temperature measuring angle geometry of the surface thickness of the material constitution of the surface polished oxidized rough sandblast Spectral range of the measurement transmissivity e g with thin films E2009 04 A 94 Appendix A Emissivity Table Metals Material typical Emiss
32. u may ask for a cost estimate beforehand E2009 04 A Content Page Page Description Scope of Supply Maintenance Cautions Model Overview Factory Default Settings Technical Data General Specifications Electrical Specifications Measurement Specifications Measurement Specifications Measurement Specifications Measurement Specifications Optical Charts CF Lens and Protective Window Mechanical Installation Mounting Accessories Air Purge Collars Further Accessories Electrical Installation Cable Connections Ground Connection Exchange of the Sensing Head LT models CTfast CThot 1M 2M models 3M G5 models CI NV MA CO OA OOD AK HWW W E2009 04 A Outputs and Inputs Analog Outputs Digital Interfaces Relay Outputs Functional Inputs Alarms Operating Sensor Setup Error messages Software CompactConnect Installation Communication Settings Basics of Infrared Thermometry Emissivity Definition Determination of unknown Emissivities Characteristic Emissivities Appendix A Emissivity Table Metals Appendix B Emissivity Table Non Metals Description The sensors of the CT series are noncontact infrared temperature sensors They calculate the surface temperature based on the emitted infrared energy of objects Basics of Infrared Thermometry The sensor housing of the CT head is made of stainless steel IP65 NEMA 4 rating the sensor electronics is placed in a separate box made of
33. ut mode e g 0 5 V Setup of the Temperature unit C or F Setup of the Lower alarm limit This value corresponds to Alarm 1 gt Alarms Visual Alarms and is also used as threshold value for relay 1 if the optional relay board is used Setup of the Upper alarm limit This value corresponds to Alarm 2 gt Alarms Visual Alarms and is also used as threshold value for relay 2 if the optional relay board is used Setup of the Ambient temperature compensation In dependence on the emissivity value of the object a certain amount of ambient radiation will be reflected from the object surface To compensate this impact this function allows the setup of a fixed value which represents the ambient radiation It XHEAD is shown the ambient temperature value will be taken from the head internal probe To return to XHEAD please press Up and together E2009 04 A 47 Especially if there is a big difference between the ambient temperature at the object and the head temperature the use of Ambient temperature compensation is recommended Setup of the Multidrop address In a RS485 network each sensor will need a specific address This menu item will only be shown if a RS485 interface board is plugged in 0 0 Setup of the Baud rate for digital data transfer Activating ON and Deactivating OFF of an optional Sighting Laser gt Further Accessories By pressing Up or a voltage of 3 VDC will be switched to the 3V SW connection
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