optris CSmicro LT Operator's Manual
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optris CSmicro LT Operator's Manual

Infrared sensor
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optris
CSmicro
LT/ 2WLT/ 2WLTH/ 2W2M/ 2WhsLT
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Infrared Sensor
Operators manual

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Summary of Contents for optris CSmicro LT

  • Page 1 ® optris CSmicro LT/ 2WLT/ 2WLTH/ 2W2M/ 2WhsLT ¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯¯ Infrared Sensor Operators manual...
  • Page 3 If the failure results from misuse or neglect the user has to pay for the repair. In that case you may ask for a cost estimate beforehand. optris CSmicro – E2011-08-B...

  • Page 4: Table Of Contents

    Appendix C – Smart Averaging Temperature Code Indication Mechanical Installation Mounting Accessories [LT/ 2WLT15/ LT15H/ 2W2M] 23 Mounting Accessories [2WhsLT] Air Purge Collars [LT/ 2WLT15/ 2WLT15H/ 2W2M] Air Purge Collar [2WhsLT] Further Accessories Electrical Installation Analog Mode optris CSmicro – E2011-08-B...

  • Page 5: Description

    They calculate the surface temperature based on the emitted infrared energy of objects [► Basics of Infrared Thermometry]. The sensor housing of the optris CSmicro is made of stainless steel (IP65/ NEMA-4 rating) – the sensor electronics is integrated inside the connection cable.

  • Page 6: Cautions

    180 °C hsLT -20 to 150 °C 8-14 µm Two-wire sensor (4-20 mA)/ 15:1 optics/ Detection of smallest temperature differences (0,025 K) 385 to 1600 °C 1,6 µm Two-wire sensor (4-20 mA)/ 75:1 optics optris CSmicro – E2011-08-B...

  • Page 7: Factory Default Settings

    ------------------------ Communication output ------------------------------- Vcc adjust: inactive Signal processing: Hold mode: Calibration: Gain 1,000/ Offset 0,0 Failsafe: inactive Smart Averaging means a dynamic average adaptation at high signal edges [activation/ deactivation via software only]. ► Appendix C optris CSmicro – E2011-08-B...
  • Page 8 For a usage of the CSmicro LT for online maintenance applications (in electrical cabinets e.g.) the following recommend settings are already included in the factory default setting (but not active): At 3-state output the following settings are default: Pre-alarm difference: 2 °C...

  • Page 9: Technical Data

    IEC 68-2-6: 3G, 11 – 200 Hz, any axis Shock IEC 68-2-27: 50G, 11 ms, any axis Software (optional) CompactConnect for Vcc (supply voltage) 5-12 VDC/ at Vcc > 12 VDC the max. ambient temperature of the electronics is 65 °C optris CSmicro – E2011-08-B...

  • Page 10: Electrical Specifications

    Serial digital uni- (burst mode) or bidirectional uni- (burst mode) or bidirectional Output impedances min. 10 kΩ load impedance max. 1000 Ω loop impedance Current draw 9 mA 4-20 mA Power supply 5...30 VDC 5...30 VDC optris CSmicro – E2011-08-B...
  • Page 11 0...4,6 V at supply voltage 5 VDC; also valid for alarm output only at supply voltage ≥ 11 V inverted RS232, TTL, 9,6 kBaud 500 mA if the mV output is not used High level: > 0,8 V/ Low level: < 0,8 V optris CSmicro – E2011-08-B...

  • Page 12: Pin Configuration

    IN/ OUT Trigger input/ RxD (5 V)/ Open collector output brown Current loop (-)/ Ground () black Shield Shield You will find a detailed description of the different sensor connections in chapter ► Electrical Installation. optris CSmicro – E2011-08-B...

  • Page 13: Measurement Specifications

    Average, Peak hold, Valley hold (adjustable via software) at ambient temperature 235 °C, whichever is greater; Epsilon = 1; Response time 1 s at object temperatures > 0 °C for ambient temperatures <18 °C and >28 °C optris CSmicro – E2011-08-B...
  • Page 14 235 °C; Epsilon = 1; Response time = 1 s at object temperatures > 450 °C at object temperatures > 20 °C at time constants > 0,2 s for ambient temperatures <18 °C and >28 °C optris CSmicro – E2011-08-B...

  • Page 15: Optical Charts

    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. LT15/ 2WLT15/ 2WLT15H/ 2WhsLT D:S = 15:1 optris CSmicro – E2011-08-B...
  • Page 16 LT15/ 2WLT15/ 2WLT15H/ 2WhsLT with CF lens (0,8 mm@ 10 mm) LT02 D:S = 2:1 optris CSmicro – E2011-08-B...
  • Page 17 LT02 with CF lens (2,5 mm@ 23 mm) 2W2M SF D:S = 75:1 optris CSmicro – E2011-08-B...
  • Page 18 2W2M CF D:S = 75:1/ D:S Far field = 14:1 If the CF lens (ACCTCFHT or ACCTCFHTE) is used in connection with 2W2M units (SF or CF optics) the focus is shifted to a distance of 11 mm. optris CSmicro – E2011-08-B...

  • Page 19: Cf Lens And Protective Window

    Protective window with external thread for installation in massive housing [LT/ 2WLT] ACCTPWHTE Protective window with external thread for installation in massive housing [2W2M] If the protective window is used, the transmission has to be set to 0,83 [LT/ 2WLT] or 0,93 [2W2M]. optris CSmicro – E2011-08-B...
  • Page 20 CF lens with external thread: ACCTCF/ ACCTCFHT CF lens: ACCTCFE/ ACCTCFHTE Protective window: ACCTAPLCF/ ACCTAPLCFHT Protective window with external ACCTPW/ ACCTPWHT thread: ACCTPWE/ ACCTPWHTE To change the transmission value the optional USB-Kit (including software) is necessary. optris CSmicro – E2011-08-B...

  • Page 21: Led Functions

    This works also if the sensor is aimed at a new object (with probably colder temperature). After expiration of a certain reset time (default setting: 10s) the sensor will adjust the threshold level for activation of the LED new. optris CSmicro – E2011-08-B...

  • Page 22: Self Diagnostic

    The object temperature is out of measuring range. Not stable: The internal temperature probes have detected an unequally internal temperature of the CSmicro. Alarm fault: Current through the switching transistor of the open-collector output is too high. optris CSmicro – E2011-08-B...

  • Page 23: Temperature Code Indication

    31 °C 3-times long flashing indicates and afterwards 1-time short flashing indicates 8 °C 10-times long flashing indicates and afterwards 8-times short flashing indicates 20 °C 2-times long flashing indicates and afterwards 10-times short flashing indicates optris CSmicro – E2011-08-B...

  • Page 24: Mechanical Installation

    The sensors CSmicro are sensitive optical systems. Please use only the thread for mechanical installation. Avoid mechanical violence on the head – this may destroy the system (expiry of warranty). Sensing head [LT/ 2WLT15/ 2WLT15H/ 2W2M] Sensing head [2WhsLT] optris CSmicro – E2011-08-B...

  • Page 25: Mounting Accessories [Lt/ 2Wlt15/ Lt15H/ 2W2M]

    [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] optris CSmicro – E2011-08-B...

  • Page 26: Mounting Accessories [2Whslt]

    Mounting Accessories [2WhsLT] Mounting bracket, adjustable in one axis for 2WhsLT [ACCTFBMH] optris CSmicro – E2011-08-B...

  • Page 27: Air Purge Collars [Lt/ 2Wlt15/ 2Wlt15H/ 2W2M]

    [ACCSAP]/ for heads with a [ACCTAPL] the Mounting fork allows D:S ratio ≥ 10:1 an adjustment in two axes. [ACCTAPL+ACCTMG] The needed amount of air (approx. 2...10 l/ min.) depends on the application and the installation conditions on-site. optris CSmicro – E2011-08-B...

  • Page 28: Air Purge Collar [2Whslt]

    Air Purge Collar [2WhsLT] Air purge collar for 2WhsLT head [ACCTAPMH] optris CSmicro – E2011-08-B...

  • Page 29: Further Accessories

    Further Accessories Right angle mirror USB-Kit: USB programming adaptor Enables measurement incl. terminal block and software CD with 90° angle [ACCSUSBK] [ACCTRAM] ► All accessories can be ordered using the according part numbers in brackets [ ]. optris CSmicro – E2011-08-B...

  • Page 30: Electrical Installation

    Electrical Installation Analog Mode CSmicro LT as analog device (mV output on OUT pin) The output impedance must be ≥ 10kΩ. CSmicro 2W as analog device (mA two-wire-output) The maximum loop impedance is 1000 Ω. optris CSmicro – E2011-08-B...

  • Page 31: Maximum Loop Impedance [2W]

    Maximum Loop Impedance [2W models] The maximum impedance of the current loop depends on the supply voltage level: 1000 Supply voltage (V) optris CSmicro – E2011-08-B...

  • Page 32: Digital Mode

    Press with a screw driver as shown in the picture to loose a contact. The sensor is offering two ways of digital communication:  bidirectional communication (sending and receiving data)  unidirectional communication (burst mode – the sensor is sending data only) Digital mode [LT] optris CSmicro – E2011-08-B...
  • Page 33 Direct connection to an RS232 interface on the computer [LT] In the digital mode the sensor can be connected directly to a serial port (RS232) on your PC using this circuit. This connection supports only the unidirectional communication mode. optris CSmicro – E2011-08-B...

  • Page 34: Alarm Output

    Open collector output [LT] The open collector output is an additional alarm output on the CSmicro and can control an external relay e.g. In addition the analog output can be used simultaneously. Open collector output [2W] optris CSmicro – E2011-08-B...

  • Page 35: Software Compactconnect

    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 optris CSmicro – E2011-08-B...

  • Page 36: Communication Settings

    All sensors of the CSmicro series are using a binary protocol. To get a fast communication the protocol has no additional overhead with CR, LR or ACK bytes. To power the sensor the control signal „DTR“ has to be set. optris CSmicro – E2011-08-B...

  • Page 37: Digital Command Set [Lt]

    Burst string Example Complete burst string Conversion to Decimal value 2 synchronisation bytes: AAAA ------ ------ process temp [°C] = (Hex  Dec(03B8)-1000)/10 = -4,8 2 bytes for each output value (hi lo) 03B8 AAAA 03B8 optris CSmicro – E2011-08-B...

  • Page 38: Digital Command Set [2W]

    Object temperature in hundredth degree + 10000 30 3E = dec. 12350 12350 - 10000 = 2350 2350 / 100 = 23.50 °C Set of emissivity Send: 84 03 B6 03B6 = dec. 950 950 / 1000 = 0,950 Receive: 03 B6 optris CSmicro – E2011-08-B...

  • Page 39: Basics Of Infrared Thermometry

    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 electronics transforms the emitted infrared radiation into electrical signals. optris CSmicro – E2011-08-B...

  • Page 40: Emissivity

    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. optris CSmicro – E2011-08-B...

  • Page 41: Characteristic Emissivities

     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) optris CSmicro – E2011-08-B...

  • Page 42: Appendix A - Emissivity Table Metals

    0,4-0,9 0,6-0,9 0,6-0,9 0,7-0,95 Iron non oxidized 0,35 0,1-0,3 0,05-0,25 0,05-0,2 rusted 0,6-0,9 0,5-0,8 0,5-0,7 oxidized 0,7-0,9 0,5-0,9 0,6-0,9 0,5-0,9 forged, blunt molten 0,35 0,4-0,6 Iron, casted non oxidized 0,35 0,25 oxidized 0,7-0,9 0,65-0,95 0,6-0,95 optris CSmicro – E2011-08-B...
  • Page 43 0,8-0,9 0,7-0,9 oxidized 0,8-0,9 0,8-0,9 0,7-0,9 0,7-0,9 non oxidized 0,25 0,1-0,3 0,05 0,05 Titanium polished 0,5-0,75 0,3-0,5 0,1-0,3 0,05-0,2 oxidized 0,6-0,8 0,5-0,7 0,5-0,6 Wolfram polished 0,35-0,4 0,1-0,3 0,05-0,25 0,03-0,1 Zinc polished 0,05 0,03 0,02 oxidized 0,15 optris CSmicro – E2011-08-B...

  • Page 44: Appendix B - Emissivity Table Non Metals

    0,8-0,95 0,98 Limestone 0,4-0,98 0,98 Paint non alkaline 0,9-0,95 Paper any color 0,95 0,95 Plastic >50 μm non transparent 0,95 0,95 Rubber 0,95 Sand Snow Soil 0,9-0,98 Textiles 0,95 0,95 Water 0,93 Wood natural 0,9-0,95 0,9-0,95 optris CSmicro – E2011-08-B...

  • Page 45: Appendix C - Smart Averaging

    Therefore those peaks can only be seen with a delay on the signal output. The function Smart Averaging eliminates this disadvantage by passing those fast events without averaging directly through to the signal output. Signal graph with Smart Averaging function Signal graph without Smart Averaging function optris CSmicro – E2011-08-B...

This manual is also suitable for:

Csmicro 2wltCsmicro 2wlthCsmicro 2w2mCsmicro 2whslt

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