Keller CellaTemp PX 4 Series Operating Instructions Manual

Keller CellaTemp PX 4 Series Operating Instructions Manual

Pyrometer
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Pyrometer
CellaTemp PX 4x, 5x, 6x
Ident no.: 1102810 12/2020
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Summary of Contents for Keller CellaTemp PX 4 Series

  • Page 1 Pyrometer CellaTemp PX 4x, 5x, 6x Ident no.: 1102810 12/2020...
  • Page 2: Table Of Contents

    Operating instructions CellaTemp PX 4x 5x 6x Content 11 General ��������������������������������������������������������������������������������������������������������������5 1�1 Information about the manual ���������������������������������������������������������������������5 1�2 Explanation of the symbols �������������������������������������������������������������������������5 1�3 Liability and Warranty ����������������������������������������������������������������������������������5 1�4 Copyright �����������������������������������������������������������������������������������������������������6 12 Safety �����������������������������������������������������������������������������������������������������������������6 2�1 Intended use �����������������������������������������������������������������������������������������������6 2�2 User´s responsibility ������������������������������������������������������������������������������������6 2�3 Safety requirements ������������������������������������������������������������������������������������6 2�4 Laser Radiation Hazard ������������������������������������������������������������������������������7 13 Shipping, packaging and disposal ���������������������������������������������������������������������8...
  • Page 3 Operating instructions CellaTemp PX 4x 5x 6x 10 Shielding and Grounding ���������������������������������������������������������������������������������17 11 Operating control and display ��������������������������������������������������������������������������18 11�1 Processing of measuring signals�����������������������������������������������������������19 11�2 Analogue output ������������������������������������������������������������������������������������19 11�3 Switching threshold OUT 1 ��������������������������������������������������������������������20 11�4 Output signal �����������������������������������������������������������������������������������������20 11�5 Switch on delay �������������������������������������������������������������������������������������20 11�6 Switch off delay �������������������������������������������������������������������������������������20 11�7 Hysteresis function ��������������������������������������������������������������������������������21 11�8 Window function ������������������������������������������������������������������������������������22...
  • Page 4 Operating instructions CellaTemp PX 4x 5x 6x 16 Service functions ���������������������������������������������������������������������������������������������45 16�1 Reset all parameters to factory settings ��������������������������������������������������45 16�2 Simulate a desired temperature ��������������������������������������������������������������45 17 Maintenace ������������������������������������������������������������������������������������������������������46 17�1 Cleaning the pyrometer lens �������������������������������������������������������������������46 17�2 Replacing the protective screen ��������������������������������������������������������������46 18 Models �������������������������������������������������������������������������������������������������������������47 19 Field of view �����������������������������������������������������������������������������������������������������48 20 General technical data �������������������������������������������������������������������������������������49...
  • Page 5: General

    Operating instructions CellaTemp PX 4x 5x 6x 1 General 1.1 Information about the manual The purpose of the Operating Manual is to provide the user with all necessary information to be able to install the pyrometer and any necessary accessories� Before starting installation, be sure to read and understand this entire manual, in particular the chapter on safety! The instructions contained in this manual, espe- cially those concerning safety, as well as site specific regulations governing UV ra-...
  • Page 6: 1�4 Copyright

    Operating instructions CellaTemp PX 4x 5x 6x 1.4 Copyright This Operating Manual should be treated as confidential� It is solely intended for the use by persons involved with the instrument� This manual may not be made available to a third party without prior Manufacturer’s consent� Please contact the Manufacturer if the need should arise�...
  • Page 7: 2�4 Laser Radiation Hazard

    Operating instructions CellaTemp PX 4x 5x 6x 2.4 Laser Radiation Hazard Laser radiation can be harmful to the eye! The CellaTemp PX with laser operates with a class 2 red light laser� Direct pro- longed viewing of a laser beam can injure the retina� Therefore, the following safe- ty precautions must be strictly observed, otherwise the laser may not be operated! •...
  • Page 8: Shipping, Packaging And Disposal

    Old electrical and electronic devices frequently still contain valuable materials� These devices can be returned for disposal to the manufacturer or they must be disposed properly by the user� For the improper disposal of the device by the user, the company KELLER HCW is not responsible�...
  • Page 9: Theory Of Non-Contact Temperature Measurements

    Operating instructions CellaTemp PX 4x 5x 6x 4 Theory of Non-Contact Temperature Measurements All materials radiate thermal energy in all states of aggregation above absolute zero� This radiation is mainly caused by atomic or molecular oscillations� This temperature radiation is only a limited sector within the total electromagnetic radiation spectrum�...
  • Page 10: 4�3 Measurements Of Real Radiators

    Operating instructions CellaTemp PX 4x 5x 6x The emissivity coefficient indicates the ratio of radiation of a real body (target) to the radiation of an ideal black body (target) to the radiation of an ideal black body� ε(λ): Emissivity coefficient of the object’s surface (targeted spot) at wavelengh λ M: Emissivity coefficient of the object’s surface (targeted spot) at wavelength MS: radiant energy emitted by a black body (perfect radiator) Most burning, annealing and hardening furnaces emit a radiation of nearly ‚1‘...
  • Page 11: Ways To Determine Emissivity (One-Colour Mode)

    Operating instructions CellaTemp PX 4x 5x 6x 5 Ways to determine emissivity (one-colour mode) Technical literature or operating manuals often contain data on the emissivity of various materials� This information should be used with caution, however� It is important to know for which temperature and which wavelength the emissivity value is applicable�...
  • Page 12: 7�2 Alignment

    Operating instructions CellaTemp PX 4x 5x 6x The pyrometer´s field of view must remain unobstructed� Any interference from objects must be avoided� ATTENTION At an ambient temperature > 65 °C, the pyrometer must be cooled or protected against radiation by a shielding plate� 7.2 Alignment Align the pyrometer with the object to be measured�...
  • Page 13: 7�3 Focussing

    Operating instructions CellaTemp PX 4x 5x 6x 7.3 Focussing For correct temperature measurement, it is important that the pyrometer is correct- ly focused on the target to be measured� Pyrometer with through-lens sighting When aiming the pyrometer with through-the-lens sighting to a target, both the tar- geted object and the target marker (distinctly marked circled spot in the viewfinder) must appear in sharp focus simultaneously�...
  • Page 14: Electrical Connection

    Operating instructions CellaTemp PX 4x 5x 6x 8 Electrical connection ATTENTION • The pyrometer may only be installed by a skilled, qualified electrician� Do not connect the instrument while the voltage supply source is turned on� Please observe international safety regulations at all times� •...
  • Page 15: Setup

    Operating instructions CellaTemp PX 4x 5x 6x 9 Setup The pyrometer uses the intensity of infrared radiation for the non-contact tempera- ture measurement� The pyrometer PX can be used as spectral or two-colour pyrometer� When delivered, the pyrometer is configured for the two-colour measurement� 9.1 Setup two-clour mode The two-colour measuring method detects the infrared radiation at two different wavelengths and calculates the quotient from the values obtained�...
  • Page 16: 9�2 Setup One-Colour Mode

    Operating instructions CellaTemp PX 4x 5x 6x 9.2 Setup one-colour mode By default, the pyrometer is set for quotient measurement� If the pyrometer is to be used as a spectral pyrometer, the configuration of the analogue output must be changed to spectral mode� Measuring mode one-colour mode [Ao] →...
  • Page 17: 9�3 Transmission Factor (One-Colour Mode)

    Operating instructions CellaTemp PX 4x 5x 6x 9.3 Transmission factor (one-colour mode) Besides the emissivity correction, a pyrometer must be adjusted for the transmis- sion properties of any supplementary lens and/or protective window screwed onto the pyrometer� Set the pyrometer for the specific transmission factor (a percentage value) which is indicated either in the product’s data sheet or on the lens itself�...
  • Page 18: Operating Control And Display

    Operating instructions CellaTemp PX 4x 5x 6x 11 Operating control and display 1 to 4: Indicator-LEDs LED 1 = Switching state of switching output OUT1 LED 2 = Switching state of switching output OUT2 LED 3 = Laser pilot light active LED 4 = IO-Link Communication 5: Control key [MODE] •...
  • Page 19: 11�1 Processing Of Measuring Signals

    Operating instructions CellaTemp PX 4x 5x 6x 11.1 Processing of measuring signals The pyrometer disposes of an IO-Link interface� The generated three output signals correspond to the parameterization: • Out 1: Switching output/ IO-Link ■ Switch signal: threshold value temperature / status signal •...
  • Page 20: 11�3 Switching Threshold Out 1

    Operating instructions CellaTemp PX 4x 5x 6x 11.3 Switching threshold OUT 1 OUT1 changes its switching status when the configured upper or lower thersholds [d1. S P,d1. r P] are exceeded� Source d1. S specifies the signal that is output at OUT1� •...
  • Page 21: 11�7 Hysteresis Function

    Operating instructions CellaTemp PX 4x 5x 6x 11.7 Hysteresis function [dr] [dS] [dr] [dS] [dr] [dS] [dS] [dS] [dS] [dr] [dS] [dr] [dS] [dr] [dS] [dr] = temperature rP = reset point = time dS = switch on delay SP = set point dR = switch off delay Temperature Switch signal hno...
  • Page 22: 11�8 Window Function

    Operating instructions CellaTemp PX 4x 5x 6x 11.8 Window function [dS] [dr] [dS] [dr] [dr] [dS] [dr] [dr] [dr] [dS] [dS] [dr] [dS] [dS] = temperature rP = lower limit value = time dS = switch on delay SP = upper limit value dR = switch off delay Temperature Switch signal Fno...
  • Page 23: 11�9 Switching Output Out 2

    Operating instructions CellaTemp PX 4x 5x 6x 11.9 Switching output OUT 2 OUT2 changes its switching state according to the adjusted function� The functions and parameters are the same as OUT 1� 11.10 Dirt alert A dirt alert function is available to ensure a safe measurement for the PX pyrom- eter�...
  • Page 24: 11�11 Damping Function

    Operating instructions CellaTemp PX 4x 5x 6x 11.11 Damping function When the target object‘s temperature is erratic, the damping function smoothens these temperature fluctuations in order to stabilize the measuring signal� The greater the time constant, the lower the effect of fluctuations on the yielded temperature reading� Two-colour mode [qu] →...
  • Page 25: 11�13 Atd Function

    Operating instructions CellaTemp PX 4x 5x 6x choose a hold time which is approximate 1�5 time as long as cycle of the moving targets� This avoids temperature drops� Any changes are recognised at once� Two-colour mode [q] → [q. P hd] → [t iME] One-colour mode [L1] →...
  • Page 26 Operating instructions CellaTemp PX 4x 5x 6x Before beginning the measurement, the temperature Limit 1 (LI . 1 ) reading must have been lower than Limit 1 at least once� If Autoreset (A�RST=ON) the limit 1 will be ignored Limit 2 must be exceeded at least fort he duration of Limit 2 (LI .
  • Page 27 Operating instructions CellaTemp PX 4x 5x 6x Threshold for plausibility check: lower limit which is Plausibility (t. F AL) acceptable for a valid measurement� Threshold for plausibility check: upper limit which is Plausibility (t. r iS) acceptable for a valid measurement� When sampling is completed, the average temperature value or „0“...
  • Page 28 Operating instructions CellaTemp PX 4x 5x 6x 1500 Li. 2 t.dEl t.Act t.dEl t.Act t.dis t.dis Li. I 1000 Li. 2 = limit 2 t. d EL = time delay Li. I = limit 1 t. A ct = sampling time t.
  • Page 29: 11�14 Io-Link

    The IODDs required for configuring the IO-Link device as well as detailed information on process data set-up, diagnostic functions and parameter addresses are available in the download area at www�keller�de/its� For IO-Link operation a 3-wire cable port Class A (Type A) must be used�...
  • Page 30: 12�2 Switching Output Out 1

    Operating instructions CellaTemp PX 4x 5x 6x 12.2 Switching output OUT 1 8888 Mode dI . S Mode dI .Fn dI .SP dI .rP dI .dS dI .dr Mode Mode...
  • Page 31: 12�3 Switching Output Out 2

    Operating instructions CellaTemp PX 4x 5x 6x 12.3 Switching output OUT 2 8888 Mode d2 . S d2 .Fn Mode d2 .SP d2 .rP d2 .dS d2 .dr Mode Mode...
  • Page 32: 12�4 Two-Colour Channel

    Operating instructions CellaTemp PX 4x 5x 6x 12.4 Two-colour channel 8888 Mode t.dEL q.EPS q.drt t.Act t.diS q.FiL Mode Li. I q.MEM Mode q.AtD Li.L2 Mode q.Phd t.FPr q.tMP t.Ano P.Phd t.oUT q.Si6 TIME Mode t.FAL Mode t.riS t.L2c Mode l.Aut Mode P�Phd...
  • Page 33: 12�5 Spectral Channel Lambda 1

    Operating instructions CellaTemp PX 4x 5x 6x 12.5 Spectral channel Lambda 1 8888 Mode ' .EPS t.dEL ' .tAU t.Act t.diS ' .FiL ' .MEM Li. I Mode Mode ' .AtD Li.L2 Mode ' .Phd t.FPr ' .tMP t.Ano P.Phd t.oUT TIME Mode...
  • Page 34: 12�6 Spectral Channel Lambda 2

    Operating instructions CellaTemp PX 4x 5x 6x 12.6 Spectral channel Lambda 2 8888 Mode " .EPS t.dEL " .tAU t.Act t.diS " .FiL Li. I " .MEM Mode " .AtD Li.L2 Mode Mode " .Phd t.FPr " .tMP t.Ano P.Phd t.oUT TIME Mode...
  • Page 35: 12�7 Advanced Features

    Operating instructions CellaTemp PX 4x 5x 6x 12.7 Advanced Features 8888 Mode Mode c.ouL . c.tbc diSP Unit c.coL t.SiM rES . Mode i.t. Mode Mode Mode Parameter and submenu only available at pyrometer with camera�...
  • Page 36: Menu Explanation

    Operating instructions CellaTemp PX 4x 5x 6x 13 Menu explanation 13.1 Analogue output Parameter Function Comments L1 Lambda 1 one-colour mode Select source L2 Lambda 1 one-colour mode Ao . S Q two-colour mode 0 – 20 mA 0/4 – 20 mA Ao .
  • Page 37: 13�3 Out 2 (D2)

    Operating instructions CellaTemp PX 4x 5x 6x Lower threshold dI . S P Upper threshold dI . r P Switch-on delay 0 – 10 s, 0�1 steps dI . d S Switch–off delay 0 – 10 s, 0�1 steps dI . d r Exit menu 13.3 OUT 2 (d2) Parameter...
  • Page 38: 13�4 Two-Colour Channel

    Operating instructions CellaTemp PX 4x 5x 6x 13.4 Two-colour channel (qu) Parameter Function Comments Ratio correction 80… 120 % q. E PS Pollution warning level 0�1 - 100 q. d rt Relative lower limit, two-colour tempera- 0�1 – 100 signal intensity q.
  • Page 39 Operating instructions CellaTemp PX 4x 5x 6x Parameter Function Comments Check, whether threshold 2 is fallen t. L 2c below during the See chapter ATD function measuring time Timeout t. A Ut Closing of the lower menu level ATD function Opening of the lower menu level Peak-Hold q.
  • Page 40: 13�5 Spectral Channel (L1) (L2)

    Operating instructions CellaTemp PX 4x 5x 6x 13.5 Spectral channel (L1) (L2) Parameter Function Comments Correction of the radiation properties of Emissivity E . P . S the measured object (10���110%) When using protection shields, the Transmission factor value of the transmission of the used disk can be entered here�...
  • Page 41 Operating instructions CellaTemp PX 4x 5x 6x Parameter Function Comments Check, whether threshold 2 is fallen See chapter ATD function t. L 2c below during the measuring time Closing of the lower menu level ATD Function Opening of the lower menu level Peak- P .
  • Page 42: 13�6 Advanced Features

    Operating instructions CellaTemp PX 4x 5x 6x 13.6 Advanced Features (EF) Parameter Function Comments Opening of the lower menu level of the cAM* camera Screen insert tempe- c. c ouL. rature reading TBC exposure on spot weighted c. t bc. metering off average AUTO.
  • Page 43: Parameterizing

    Operating instructions CellaTemp PX 4x 5x 6x 14 Parameterizing When you reset/adjust the operating parameters, the instrument remains in run mode� It continues to operate, using the current parameter settings, until you have finished configuring by pressing [MODE]� 14.1 Setting parameters – general information Select main menu ►...
  • Page 44: Error Indications

    Operating instructions CellaTemp PX 4x 5x 6x Confirm parameter value ► Press [MODE]� Ao .Fn Ao .Fn > The display indicates the parameter� MODE The new value has been saved and will take effect� Exit operating parameter layer ► Wait 30 seconds ►...
  • Page 45: Service Functions

    Operating instructions CellaTemp PX 4x 5x 6x 16 Service functions 16.1 Reset all parameters to factory settings ► [rES . ] Select extended functions [EF] in the menu ► Press [MODE] > RES is shown in the display ► Press the ˅ key for 2 s >...
  • Page 46: Maintenace

    Operating instructions CellaTemp PX 4x 5x 6x 17 Maintenace 17.1 Cleaning the pyrometer lens A soiled lens leads to wrong display of the measured value� ► Check the lens regularly and clean it, if required. • Remove dust by blowing or with a soft brush� •...
  • Page 47: Models

    Operating instructions CellaTemp PX 4x 5x 6x 18 Models Pyrometer Type Temp. range Application 500 - 1400 °C 650 - 1700 °C For measurements in steel, ceramics or cement PX 40 750 - 2400 °C industries 850 - 3000 °C 600 - 1400 °C 650 - 1700 °C PX 43...
  • Page 48: Field Of View

    On our website you will find a measurement field calculator� Select the suitable pyrometer, enter the measuring distance and the length of the measurement field and you will get the suitable measurement field course and you can see the size of the measuring spot at the relevant distance� https://www.keller.de/en/its/tools/field-of-view-calculator.htm...
  • Page 49: General Technical Data

    Operating instructions CellaTemp PX 4x 5x 6x 20 General technical data Pyrometer Analogue output 0(4) -20 mA linear according NAMUR 43, switchable. scalable load 500 Ω Switching output OUT1 PNP Open Collector outputs 24 V, ≤ 150 mA Switch point [°C]/ return switch [°C], hysteresis ≥...
  • Page 50 Operating instructions CellaTemp PX 4x 5x 6x Configuration parameter Ratio correction 80 – 120 % Emissivity ʎ 1, ʎ 2 ε 10 - 110 % Transmission factor ʎ 1, ʎ 2 Smoothing time t98 0�1 – 999�9 s Peakhold Function 0�1 – 999�9 s ATD function Sighting device Through-the-lens sighting with target marking,...
  • Page 51: Device-Specific Technical Data

    Operating instructions CellaTemp PX 4x 5x 6x 21 Device-specific technical data PX 40 Temperature range 500 - 1400 °C 650 - 1700 °C 750 - 2400 °C 850 - 3000 °C Sensor Fotodiode Spectral sensitivity 0�95 / 1�05 µm Focussing range 0.3 - ∞...
  • Page 52 Operating instructions CellaTemp PX 4x 5x 6x PX 40 Response time t Temperature range 500 -1400 °C ≤ 10 ms (T > 650 °C) Temperature range 650 – 1700 °C ≤ 20 ms (T > 650 °C) ≤ 10 ms (T > 750 °C) Temperature range 750 –...
  • Page 53 Operating instructions CellaTemp PX 4x 5x 6x PX 43 Temperature range 600 - 1400 °C 650 - 1700 °C 750 - 2400 °C 850 - 3000 °C Sensor Fotodiode Spectral sensitivity 0�95 / 1�05 µm Focussing range 0.3 - ∞ optic PZ 20.08 0.4 m - ∞...
  • Page 54 Operating instructions CellaTemp PX 4x 5x 6x PX 43 Response time t Temperature range 600 -1400 °C ≤ 10 ms Temperature range 650 – 1700 °C ≤ 10 ms (T > 750 °C) Temperature range 750 – 2400 °C ≤ 10 ms (T > 950 °C) Temperature range 850 -3000 °C ≤...
  • Page 55 Operating instructions CellaTemp PX 4x 5x 6x PX 44 Temperature range 750 - 2400 °C 850 - 3000 °C Sensor Fotodiode Spectral sensitivity 0�95 / 1�05 µm Focussing range 0.4 m - ∞ optic PZ 20.01 Distance to target-size ratio 150:1 (PZ 20.01) Resolution current output 0�2 K + 0�03 % of selected range...
  • Page 56 Operating instructions CellaTemp PX 4x 5x 6x PX 50 Temperature range 500 - 1400 °C Sensor Fotodiode Spectral sensitivity 0�95 / 1�55 µm Focussing range 0.4 m - ∞ optic PZ 20.01 0.2 – 0.4 m optic PZ 10.03 1.2 m - ∞ optic PZ 20.06 0.2 m - ∞...
  • Page 57 Operating instructions CellaTemp PX 4x 5x 6x PX 60 Temperature range 300 - 800 °C 400 - 1000 °C Sensor Fotodiode Spectral sensitivity 1�5 / 1�9 µm Focussing range Temperature range 300 – 800 °C 0.3 m - ∞ optic PZ 20.08 Temperature range 400 –...
  • Page 58 Operating instructions CellaTemp PX 4x 5x 6x PX 64 Temperature range 500 - 1400 °C Sensor Fotodiode Spectral sensitivity 1�5 / 1�9 µm Focussing range 0.4 m - ∞ optic PZ 20.01 0.2 – 0,4 m optic PZ 10.03 1.2 m - ∞ optic PZ 20.06 0.2 m - ∞...
  • Page 59: Field Of View Camera

    Operating instructions CellaTemp PX 4x 5x 6x 22 Field of view camera Horizontal extent of the visual filed HFOV Vertical extent of the visual filed VFOV Field of view pyrometer Optics PZ 20.01 PZ 20.03 PZ 20.06 Measuring distance HFOV VFOV HFOV VFOV...
  • Page 60 Operating instructions CellaTemp PX 4x 5x 6x Optics PZ 20.05 PZ 20.08 Measuring distance HFOV VFOV HFOV VFOV [mm] [mm] [mm] [mm] 0�2 41�7 31�3 0�3 0�4 79�4 59�6 1�2 1136 1324 1513 1135 1702 1276 1890 1418...
  • Page 61: Accessories

    The default settings can be found in the description of the IODD� You can find it on our website www�keller�de/en/its/mediacenter� 25 Copyright The licence information of the Open Source libraries used can be found in the media library on our website www�keller�de/its...
  • Page 62 Please note: Unless otherwise stated in this instruction manual, the instruments described herein are subject to change without prior notice, particularly modifications for the sake of technological advancement� © 2019 KELLER HCW GmbH Carl-Keller-Straße 2-10 D-49479 Ibbenbüren-Laggenbeck Germany www�keller�de/its...

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