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Smart Sensors

ZX Series

Operation Manual

Cat. No. Z157-E1-02

OMRON Corporation

Summary of Contents for ZX-CAL

Page 1: ...Smart Sensors ZX Series Operation Manual Cat No Z157 E1 02 OMRON Corporation ...

Page 2: ...nce for many years to come The ZX series Smart Sensor is a laser product designed specifically as a sensing device To ensure safety read this manual carefully before using the Sensor In addition keep this manual in an easily accessible location for quick reference when needed Z157 E1 01C book Page 2 Thursday August 31 2006 5 13 PM ...

Page 3: ... OR REPAIR SUITABILITY FOR USE THE PRODUCTS CONTAINED IN THIS DOCUMENT ARE NOT SAFETY RATED THEY ARE NOT DESIGNED OR RATED FOR ENSURING SAFETY OF PERSONS AND SHOULD NOT BE RELIED UPON AS A SAFETY COMPONENT OR PROTECTIVE DEVICE FOR SUCH PURPOSES Please refer to separate catalogs for OMRON s safety rated products OMRON shall not be responsible for conformity with any standards codes or regulations t...

Page 4: ...e product may be changed without any notice When in doubt special model numbers may be assigned to fix or establish key specifications for your application on your request Please consult with your OMRON representative at any time to confirm actual specifications of purchased products DIMENSIONS AND WEIGHTS Dimensions and weights are nominal and are not to be used for manufacturing purposes even wh...

Page 5: ...n result in injury to people or damage to property Indicates a potentially hazardous situation which if not avoided will result in minor or moderate injury or may result in serious injury or death Additionally there may be significant property damage Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or in property damage Z157 E1 01C book Page i...

Page 6: ...iation 2 The ZX series Smart Sensors radiate laser beams in the visible light range Do not expose your eyes directly to the laser radiation Ensure that the laser beam path is terminated during use If a mirror or shiny surface is positioned in the laser beam path ensure that the reflected beam path is also termi nated If the Unit must be used without terminating the laser beam path posi tion the la...

Page 7: ... Laser inoperative when key is re moved Emission warn ing device Not required Gives audible or visible warning when laser is switched on or if ca pacitor bank of pulsed laser is be ing charged Attenuator Not required Gives means beside ON OFF switch to temporarily block beam Location con trols Not required Controls so located that there is no danger of expo sure to AEL above Classes 1 or 2 when ad...

Page 8: ...black Background yellow Figure A Warning label Hazard symbol Legend and border black Background yellow Figure B Explanatory label Requirements Class see note 1 I IIa II IIIa IIIb IV Performance all laser products Protective hous ing R see note 2 R see note 2 R see note 2 R see note 2 R see note 2 R see note 2 Safety interlock R see notes 3 4 R see notes 3 4 R see notes 3 4 R see notes 3 4 R see no...

Page 9: ...control connector N A N A N A N A R R Key control N A N A N A N A R R Emission indica tor N A N A R R R See note 10 R See note 10 Beam attenuator N A N A R R R R Reset N A N A N A N A N A R See note 13 Performance specific purpose products Medical S S S S See note 8 S See note 8 S See note 8 Surveying level ing alignment S S S S NP NP Demonstration S S S S S See note 11 S See note 11 Labeling all ...

Page 10: ...rol Measures for the Four Laser Classes Requirements Sub clause Classification Class 1 Class 2 Class 3A Class 3B Class 4 Remote interlock Not required Connect to room or door circuits Key control Not required Remove key when not in use Beam attenuator Not required When in use prevents inadvert ent exposure Emission indica tor device Not required Indicates laser is energized Warning signs Not requi...

Page 11: ... 10 2 X Laser Outdoor Controls 4 3 11 X NHZ X NHZ Laser in Navigable Airspace 4 3 11 2 Temporary Laser Controlled Area 4 3 12 MPE MPE MPE MPE Remote Firing Monitoring 4 3 13 Labels 4 3 14 and 4 7 X X X X X X Area Posting 4 3 15 X NHZ X NHZ Administrative Procedural Con trols 1 2a 2 3a 3b 4 Standard Operating Procedures 4 4 1 X Output Emission Limitations 4 4 2 LSO Determination Education and Train...

Page 12: ...g Signs and Labels 4 7 Design Requirements X NHZ X NHZ Service and Repairs 4 8 LSO Determination Modification of Laser Systems 4 9 LSO Determination Control measures Classification Class Description Class 1 Lasers which are safe under reasonably foreseeable conditions of operation Class 2 Lasers emitting visible radiation in the wavelength range from 400 nm to 700 nm Eye protection is normally aff...

Page 13: ...ing that emissions for other durations and or wave lengths do not exceed the Class I limits Class II products are considered hazardous for direct long term ocular exposure Class IIIa 3a Limits to products that have emissions in the visi ble spectrum and that have beams where the total collectable radiant power does not exceed 5 milli watts Class 3 lasers are divided into two subclasses 3a and 3b A...

Page 14: ...n those specified here in may result in hazardous radiation exposure Certification and identification label Aperture label Caution logo type Aperture Label Class II Caution logo type Certification and Identification Label Z157 E1 01C book Page x Thursday August 31 2006 5 13 PM ...

Page 15: ...ower supply is correct that there are no mistaken connections e g connections that would short circuit the load and that the load current is appropriate Incorrect wiring may result in damage to the Sensor or Unit 2 The total length of the Sensor cable or Amplifier cable must be 10 m or less Use an ZX XC A Extension Cable order separately if required to extend the cable from the Sensor Use a shield...

Page 16: ...or lenses with a small amount of alcohol to remove the remaining dust Do not use a scrubbing action when cleaning because scratches on the filter could result in Sensor inaccuracy Compatibility All Sensor Heads and Amplifier Units are compatible Different Sensor Heads may be purchased at a later date and used with existing Amplifier Units Controlling Mutual Interference Mutual interference can be ...

Page 17: ...ies 31 3 2 Hardware Functions 34 3 3 Reflective Sensor Heads RUN Mode Functions 38 3 4 Reflective Sensor Heads T Mode Functions 41 3 5 Reflective Sensor Heads FUN Mode Functions 44 3 6 Through beam Sensor Heads RUN Mode Functions 71 3 7 Through beam Sensor Heads T Mode Functions 75 3 8 Through beam Sensor Heads FUN Mode Functions 79 SECTION 4 Operating Procedures 107 4 1 Display Operations 108 4 2...

Page 18: ...in finding specific types of information Note Indicates precautions to be observed during operation Indicates section numbers where related information can be found Indicates useful information POINT Z157 E1 01C book Page xiv Thursday August 31 2006 5 13 PM ...

Page 19: ...xv Displayed Form of Alphabet Letters The letters of the alphabet are displayed digitally in the following forms Z157 E1 01C book Page xv Thursday August 31 2006 5 13 PM ...

Page 20: ...xvi Z157 E1 01C book Page xvi Thursday August 31 2006 5 13 PM ...

Page 21: ...ircuit Diagrams 6 1 3 1 NPN Amplifier Unit ZX LDA11 6 1 3 2 PNP Amplifier Unit ZX LDA41 7 1 4 Connections 8 1 4 1 Sensor Head and Amplifier Unit 8 1 4 2 Connecting Cable and Sensor Head 8 1 4 3 Extension Cables 9 1 4 4 Amplifier Units and Calculating Unit 9 1 5 Installation 11 1 5 1 Reflective Sensor Heads 11 1 5 2 Through beam Sensor Heads 12 1 5 3 Amplifier Unit 14 1 6 Settings Required before A...

Page 22: ...Reflective Sensor Heads A Reflective Sensor Head is used for displacement measurements Range Indicator Lighting Status Range indicators green Display area Emitter receiver optical filter Output cable with connector Z157 E1 01C book Page 2 Thursday August 31 2006 5 13 PM ...

Page 23: ...ht is emitted Emitter side Sensor Head connector Receiver side Sensor Head connector Light emitter Light receiver optical filter Receiver Side view Attachment Mounting screw Emitting receiving section Sensor Head to Amplifier Unit Connecting Cable 1 5 m Emitter side Sensor Head connector Cable color Gray Receiver side Sensor Head connector Cable color Black Amplifier Unit connector Z157 E1 01C boo...

Page 24: ...ector Display area Controls Connector Cover opens and closes Output cable The current voltage switch for the linear output is on the bottom Connection Indicators Light when the Calculating Unit is connected to Amplifier Units Display area Connector Z157 E1 01C book Page 4 Thursday August 31 2006 5 13 PM ...

Page 25: ...near output to come into contact with other lines 3 Use the 0 V ground line blue line for the power supply and use the shield wire linear output ground together with the linear output black line for linear output Each of these grounds must be used for the designed purpose When not using the linear output connect the lin ear output ground to the 0 V ground line 12 to 24 VDC GND 0 V HIGH output PASS...

Page 26: ...2 to 24 VDC Brown Blue White Green Gray 12 to 24 VDC HIGH output PASS output LOW output GND 0 V Pink Purple Orange Red Black Shield Laser OFF input Zero reset input Reset input Linear output Linear output GND Current voltage switch Current output 300 max Voltage output 10 min k Internal circuits Timing input Z157 E1 01C book Page 6 Thursday August 31 2006 5 13 PM ...

Page 27: ...12 to 24 VDC Brown Blue White Green Gray 12 to 24 VDC HIGH output PASS output LOW output GND 0 V Pink Purple Orange Red Black Shield Laser OFF input Zero reset input Reset input Linear output Linear output GND Current voltage output selector Timing input Current output 300 max Voltage output 10 min k Z157 E1 01C book Page 7 Thursday August 31 2006 5 13 PM ...

Page 28: ...th the emitter side and receiver side con nectors on the Connecting Cable until they lock in place Connect the gray cables for the Emitter and the black cables for the Receiver 2 When disconnecting the Sensor Head detach the emitter side and receiver side connectors on the Connecting Cable from the emitter side and receiver side connectors on the Sensor Head cables and then pull them straight out ...

Page 29: ... the Amplifier Unit Note Never use two or more Extension Cables to extend the cable length 1 4 4 Amplifier Units and Calculating Unit 1 Open the connector covers on the Amplifier Units by lifting and slide them open 2 Mount the front section of the Calculating Unit to the DIN Track 3 Slide the Calculating Unit on the DIN Track until the Calculating Unit connector connects securely to the connector...

Page 30: ...securely to the Amplifier Unit con nector The connectors should click into place Note 1 Connect the connectors only after mounting the Units to the DIN Track 2 Use an PFP M End Plate when necessary to prevent the Amplifier Units from moving e g as a result of vibration Z157 E1 01C book Page 10 Thursday August 31 2006 5 13 PM ...

Page 31: ...onnector so that it is not subjected to vibration or shock 2 Do not touch the optical filter on the Sensor Head Fingerprints or other contamination on the filter will interfere with correct Sensor oper ation If the filter is touched by mistake clean it by wiping it gently with a soft clean cloth For the ZX LD use M3 screws For the ZX LD30V use M4 screws Z157 E1 01C book Page 11 Thursday August 31 ...

Page 32: ...d Receiver must be installed in the same direction to align the laser beam Tighten the screws to a torque of 0 3 N m or less Emitter Mounting hole Receiver Mounting hole Correct Incorrect M3 screws ZX LT001 LT005 M3 screws ZX LT010 Z157 E1 01C book Page 12 Thursday August 31 2006 5 13 PM ...

Page 33: ... Amplifier Unit Note Do not touch the surface of the Emitter and Receiver on the Sensor Head Fingerprints or other contamination on the surface will interfere with correct Sensor operation If the surface is touched by mistake clean it by wiping it gently with a soft clean cloth Mounting the Side view Attachment The ZX XF 2 Side view Attachment order separately can be mounted to the Emitter to the ...

Page 34: ...ting 3 When using the Side view Attachment adjust the optical axis after mounting the Attachment Be sure to set the reference incident level after adjusting the optical axis 1 5 3 Amplifier Unit Note Always mount the front of the Unit first Mounting strength may decrease if mounting is performed in the reverse order DIN Track DIN Track Mounting 1 Mount the front of the Unit to the DIN Track 2 Pres...

Page 35: ...nt level or the intercepted amount is dis played For the default settings the incident level is displayed as a percentage 1 Display Unit Select a percentage or mm to display the incident level on the main display 2 Incident Level or Intercepted Amount Select the incident level or the intercepted amount to use for the display and the linear output To measure the incident level select L To measure t...

Page 36: ...t level after adjusting the optical axis Reset the reference incident level whenever the position of the Sensor Head is changed Adjust the optical axis in RUN Mode so that none of the laser beam is intercepted and then press the DOWN Key for 3 seconds or longer For details refer to 3 6 2 Reference Incident Level Setting Function and 4 3 3 Setting the Reference Incident Level ZX LT005 Sensor Head E...

Page 37: ... UP DOWN Keys to change to and then press the ENT Key to confirm the selection 4 Use the LEFT RIGHT Keys to display Default linear output setting Operation after setting reference incident level Voltage output 4 V Incident level display None of beam intercepted 4 V Entire beam intercepted 4 V Intercepted amount display None of beam intercepted 4 V Entire beam intercepted 4 V Current output 4 to 20...

Page 38: ...T RIGHT Keys to set the focus value of the first point to 5 V at 100 Press the ENT Key to move to the monitor focus for the second point Use UP DOWN LEFT RIGHT Keys to set the focus value of the second point to 0 V at 0 Press the ENT Key to complete the monitor focus setting Monitor focus calculations will be performed OK End Z157 E1 01C book Page 18 Thursday August 31 2006 5 13 PM ...

Page 39: ...or Heads 22 2 3 1 Positioning and Setting Threshold Values 22 2 3 2 Setting Various Functions 22 2 4 Procedures for Through beam Sensor Heads 24 2 4 1 Positioning and Setting Threshold Values 24 2 4 2 Setting Various Functions 24 2 5 Outline of Functions 26 2 5 1 RUN Mode Displays 26 2 5 2 T Mode 26 2 5 3 FUN Mode Displays 26 Z157 E1 01C book Page 19 Thursday August 31 2006 5 13 PM ...

Page 40: ...e indicator green Sub display Threshold value incident level resolution etc Main display See note 2 Measured value function etc Judgement indicators HIGH orange PASS green LOW yellow See note 2 Change Keys Changing function threshold values set values etc Selection Keys RUN mode displays function switching numeric digit selection etc ENT Key Zero reset teaching function numeric value confirmation ...

Page 41: ...eference incident level set ting when a Through beam Sensor Head is used Mode RUN Display selection See note 1 Timing input Reset input Zero reset Threshold value Manual setting Mode T Numeric value Digit position Threshold value confirmation Teaching See note 3 Function numeric value confirmation Function selection See note 2 Function setting Mode FUN See note 2 Z157 E1 01C book Page 21 Thursday ...

Page 42: ...g 2 3 2 Setting Various Functions Changing the display value 3 5 1 Scaling Changing response speed or increasing resolution 3 5 2 Number of Samples to Average Changing positioning accuracy when operating and releasing 3 5 3 Hysteresis Setting Holding value during measurement 3 5 4 Hold Functions Using OFF delay timer 3 5 5 Timer Operation requiring two Sensor Heads 3 5 6 Two sensor Operation Reset...

Page 43: ...3 5 12 ECO Display Function Changing the number of digits on the display Special Functions disp 3 5 13 Limiting the Number of Display Digits Setting status when not measuring Special Functions Etc 3 5 14 Setting for Non measurement Setting workpiece measurement to zero every time Special Functions Etc 3 5 15 Zero Reset Memory Function Setting reception sensitivity automatic switching or fixed Spec...

Page 44: ...ov ing workpieces Automatic Teaching in 3 7 1 Teaching 2 4 2 Setting Various Functions Changing the incident level to any value 3 8 1 Auto scaling Changing the display value 3 8 2 Scaling Changing the response speed or increasing resolution 3 8 3 Number of Samples to Average Changing positioning accuracy when operating and releasing 3 8 4 Hysteresis Setting Holding value during measurement 3 8 5 H...

Page 45: ...f the Amplifier Unit Special Functions disp 3 8 12 ECO Display Function Changing the number of digits on the display Special Functions disp 3 8 13 Limiting the Number of Display Digits Setting status when not measuring Special Functions Etc 3 8 14 Setting for Non measurement Resetting workpiece measurement to zero every time Special Functions Etc 3 8 15 Zero Reset Memory Function Setting reception...

Page 46: ...oint teaching Automatic teaching 2 5 3 FUN Mode Displays Main display Sub display Distance Distance Distance Distance Distance See note Threshold value Voltage Current Incident level Resolution Timer Hold Hysteresis Number of average samples Peak Bottom Sample Peak to peak Self peak Self bottom Trigger level OFF delay ON delay One shot Timer time Scale To A Z157 E1 01C book Page 26 Thursday August...

Page 47: ...ion Intensity Mode Display reverse ECD mode Limited number of display digits Settings for non measurement Zero reset memory Operation See note 1 A B A B Note 1 Appears only when two Sensor Heads are connected Note 2 Appears only when a Through beam Sensor Head is used Note 3 Appears only when a Reflective Sensor Head is used Auto scale Voltage Gain Switch A See note 2 See note 3 Z157 E1 01C book P...

Page 48: ...Outline of Functions Section 2 5 28 Memo Z157 E1 01C book Page 28 Thursday August 31 2006 5 13 PM ...

Page 49: ... 3 3 1 Sub display Changes 38 3 3 2 Zero Reset Release 38 3 4 Reflective Sensor Heads T Mode Functions 41 3 4 1 Teaching 41 3 4 2 Inputting Threshold Values Directly 43 3 5 Reflective Sensor Heads FUN Mode Functions 44 3 5 1 Scaling 44 3 5 2 Number of Samples to Average 51 3 5 3 Hysteresis Setting 52 3 5 4 Hold Functions 52 3 5 5 Timer 61 3 5 6 Two sensor Operation 63 3 5 7 Initializing Settings 6...

Page 50: ...shold Values Directly 78 3 8 Through beam Sensor Heads FUN Mode Functions 79 3 8 1 Auto scaling 79 3 8 2 Scaling 80 3 8 3 Number of Samples to Average 87 3 8 4 Hysteresis Setting 88 3 8 5 Hold Functions 89 3 8 6 Timer 97 3 8 7 Two sensor Operation 99 3 8 8 Initializing Settings 100 3 8 9 Monitor Focus Function 102 3 8 10 Differentiation Function 104 3 8 11 Display Reverse Function 104 3 8 12 ECO D...

Page 51: ... sensor Sensor Head Spot type 300 mm ZX LD40L Diffuse reflective sensor Sensor Head Line type 40 mm ZX LD100L Diffuse reflective sensor Sensor Head Line type 100 mm ZX LD300L Diffuse reflective sensor Sensor Head Line type 300 mm ZX LD30V Regular reflective sensor Sensor Head Spot type 30 mm ZX LD30VL Regular reflective sensor Sensor Head Line type 30 mm ZX LT001 Through beam sensor Sensor Head Se...

Page 52: ...ad the emitter radiates the laser beam as a collimated light beam and the receiver senses the variation in inci dent level caused by the sensing object The value is converted to an elec tric signal and sent to the Amplifier Unit 3 1 3 Amplifier Units The signal from the Sensor Head is received and the value is displayed and output externally Holding and timing controls are performed In addi tion t...

Page 53: ...Units When two Amplifier Units are connected and set in the normal display direction 1CH channel 1 is used by the Unit on the top and 2CH channel 2 is used by the Unit on the bottom 2CH 1CH Calculating Unit Z157 E1 01C book Page 33 Thursday August 31 2006 5 13 PM ...

Page 54: ...ement outputs and judge ment output indicators will be output according to the setting for non mea surement Zero Reset Input The zero reset input is used to reset zero or to release the zero reset The settings are as follows according to the length of time the input is ON The above operations are performed when the input is turned OFF Timing Input The timing input is used to control the timing of ...

Page 55: ...the operating and releasing values If the hysteresis is too small chattering may occur If it is too large releasing may be difficult Output Setting for non measurement CLAMP KEEP Judgement outputs All OFF The values immediately before the non measure ment status are kept Linear output Maximum output value is held Main display Sub display The averaging operation is cleared for the reset input The j...

Page 56: ...ion The maximum value of the current output is 23 mA and the maximum value of the voltage output is 5 5 V Linear Output GND The linear output GND is the ground for the linear output Connect it sepa rately from the normal GND 0 V Always connect the linear output GND to ensure linearity and resolution for the linear output Hysteresis HIGH threshold Measured value LOW threshold ON HIGH output Judgeme...

Page 57: ... current and power In addition if the product s current consumption is greater than or equal to the specified current consumption an error may have occurred in the prod uct Immediately replace or repair it Ambient Operating Temperature The ambient operating temperature is the temperature range for which specifications are given Ambient Operating Humidity The ambient operating humidity is the humid...

Page 58: ...ent output 12 mA default voltage output 0 V The zero reset can be also released Refer to 4 3 4 Zero Reset Function Voltage display The voltage level of the linear output is dis played Current display The current level of the linear output is dis played Incident level display The incident level is displayed 0 to 9999 Resolution display The resolution of linear output is displayed Display values are...

Page 59: ... Time Time When zero is reset at 90 mm 4 10 20 mA mA 4 3 0 4 5 1 4 V V 50 0 30 For voltage output For voltage output 4 6 12 20 22 When the displayed value is out of range select KEEP or CLAMP for the setting for non measurement Example 4 to 20 mA output provides a center value of 12 mA Linearity is not necessarily maintained in these areas Z157 E1 01C book Page 39 Thursday August 31 2006 5 13 PM ...

Page 60: ... measuring Measured value Without zero reset Threshold Threshold Threshold must be set to an absolute height Accurate measurement is impossible With zero reset Zero reset level Time The height of the step is always evaluated in comparison to the threshold Zero reset Zero reset Example Use Zero Reset to Evaluate the Height of a Step in the Sensing Object In this case disabling the zero reset memory...

Page 61: ...s After teaching the threshold values can be precisely adjusted or teaching can be performed as many times as required There are three kinds of teaching Position teaching two point teaching and automatic teaching Refer to 4 4 1 Teaching Procedures Position Teaching When teaching is executed the measured value is set as a threshold Example Position Teaching Press the ENT Key Sensor Head Teaching po...

Page 62: ... such as a sheet of paper can be measured Example Two point Teaching Press the ENT Key for the first point Press the ENT Key for a long time for the second point Sensor Head Sensor Head Sensor Head Teaching point 1 Teaching point 2 T1 T2 Sensing object Sensing object First Point Threshold value determined Threshold T1 T2 2 Threshold Second Point Z157 E1 01C book Page 42 Thursday August 31 2006 5 1...

Page 63: ...ting Threshold Values Directly Threshold values can be directly input into the sub display Note Generally any value can be input The judgement outputs however will not operate for thresholds that are outside the measurement range Also the decimal point cannot be changed If an error occurs when inputting a threshold value refer to 4 4 2 Inputting Threshold Values Directly and 5 2 3 Unable to Set Th...

Page 64: ... Note The display values for actual distances change when scaling is set but the linear output values will remain unchanged The relation between actual distances and linear output values is set with the monitor focus function To alter the output values set the monitor focus after setting scaling Refer to 3 5 8 Monitor Focus Function One point Scaling Two point Scaling Display values Display values...

Page 65: ...are inverted the more the distance increases the smaller the dis play value will become Inverting display values is not possible when two point scaling is used When scaling cannot be set correctly refer to 5 2 1 Unable to Set Scaling When any of the following changes is performed the scaling func tion is automatically cleared and must be performed again Turning ON or OFF Intensity Mode Enabling or...

Page 66: ...s In this example the display values are not inverted Example Example One point Scaling A 80 0 140 0 80 0 90 0 150 0 90 0 100 0 160 0 100 0 110 0 170 0 110 0 Sensor Head Although the Y value must be displayed the X value is displayed Y X If X 90 mm and Y 150 mm Sensing object Measuredvalue Displayvalue Measured value Display value Scaling value input 90 mm is displayed as 150 mm Display value mm 1...

Page 67: ...display values is not changed The linear output also remains unchanged Example Example One point Scaling B 100 0 80 0 100 0 110 0 70 0 110 0 120 0 60 0 120 0 130 0 50 0 130 0 Sensor Head X Y Although the Y value must be displayed the X value is displayed If X 110 mm and Y 70 mm Measured value Display value Measured value Display value Scaling value input 110 mm is displayed as 70 mm and the displa...

Page 68: ...oint Scaling A Example Example Two point Scaling A 90 0 92 0 90 0 90 0 92 0 100 0 100 5 100 0 100 0 100 5 110 0 109 0 110 0 110 0 109 0 120 0 118 5 120 0 120 0 118 5 Sensor Head Instead of the actual distance of 90 0 mm 92 0 mm is displayed Slide gauge Sensing object In addition instead of the actual distance of 120 0 mm 118 5 mm is displayed Measured value Display value Measured value Display val...

Page 69: ...ue Scaling value inputs Sensor Head Although a different value must be displayed the X value is displayed If 190 mm must be displayed for X1 80 mm and 170 mm must be displayed for X2 120 mm Sensing object 80 0 100 0 120 0 140 0 80 0 100 0 120 0 140 0 190 0 180 0 170 0 160 0 80 mm and 120 mm are displayed as 190 mm and 170 mm respectively Display value Display value mm mm mm 120 0 190 0 80 0 Displa...

Page 70: ...re measured Two point scaling can be also used if both sensing object thicknesses are known Example One point Scaling C Sensor Head 1CH Sensing object thickness is required First connect two Amplifier Units to perform the A B operation Sensing object A Thickness 1CH Calculating Unit Sensor Head B 2CH 2CH A B Measured value Display value Measured value Display value 150 0 160 0 170 0 150 0 160 0 17...

Page 71: ...tween the number of samples to average and the response time Note 1 If the number of samples to average is increased n times the resolu tion is generally improved times 2 When the reception sensitivity corresponds to the internal gain is changed the response time may be slower than that listed in the table If the response delay is unacceptable correct the gain using the gain switch function Refer ...

Page 72: ...bottom hold Refer to 4 5 6 FUN Mode Status Transitions Refer to Judgement Outputs in Hold Mode for informa tion on the judgement outputs when using a Hold Mode Note The following notes apply to Hold Mode 1 The zero reset input is disabled while sampling i e while the tim ing input is ON in Hold Mode or while is displayed on the main display 2 When non measurement status occurs i e the reset input ...

Page 73: ...led In Normal Mode the measured value is always displayed and output The timing input is disabled and no hold function will operate Current mA 20 4 Always outputs the measured value Measured value Time Display value Output value Z157 E1 01C book Page 53 Thursday August 31 2006 5 13 PM ...

Page 74: ...proximately 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Peak Hold Display value Output value Measured value The output is cl...

Page 75: ...approximately 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Bottom Hold Display value Output value Measured value The output i...

Page 76: ...rst measured result A in the figure below is output from the begin ning of the first sampling period to the second sampling period After the beginning of the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Sample Hold Display value Output value Measured value Current mA 23 A B Time Time Timing input Timing input Hold Mode Start...

Page 77: ...mA voltage approximately 5 5 V until the first sampling period is finished The first measured result P1 B1 in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result P2 B2 in the figure below is output and the sequence is repeated Example Peak to peak Hold Display value Output value Me...

Page 78: ...k Hold Self trigger Level The self trigger level is the threshold value for which measured value sam pling is performed In Self peak Hold Mode sampling starts when the measured value becomes larger than or equal to this value and sampling ends when the measured value becomes smaller than or equal to this value The maximum value during this period is the hold value In Self bottom Hold Mode sampling...

Page 79: ... 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Self bottom Hold Sampling is not affected by the timing input in Self bottom Ho...

Page 80: ...ed on the maximum output Judgement outputs All OFF Main display Example Judgement Outputs during Peak Hold Sampling is not affected by the timing input in Self peak Hold Mode POINT Display value Output value Measured value Current mA 23 Outputs A Outputs B A B Sampling Sampling Time Time Time Timing input Timing input Hold Mode Start 4 HIGH threshold HIGH output OFF OFF until the first sampling pe...

Page 81: ...value changes from HIGH to PASS or from LOW to PASS turning OFF the PASS output is delayed for the timer time ON delay Timer When the measured value changes from HIGH to PASS or from LOW to PASS turning ON the PASS output is delayed for the timer time One shot Timer When the measured value changes from HIGH to PASS or from LOW to PASS the PASS output is turn ON with a pulse width equivalent to the...

Page 82: ... delay timer of t0 is applied to the PASS output when the measured value changes from PASS to HIGH as shown in the following figure Delay Timer Applied to PASS Output Example OFF delay Timer t0 Going from PASS to HIGH t0 t0 t0 ON OFF ON OFF ON OFF ON OFF Normal output Timer disabled OFF delay timer ON delay timer One shot timer Measured value PASS HIGH t0 t0 t0 OFF delay timer ON delay timer PASS ...

Page 83: ...in the following table when the sensing distance is 100 40 mm Note Correct distance operation cannot be performed if Sensor Heads with dif ferent sensing distances are used When two sensor operation is selected any scaling that is set for each Sensor Head will be reset to the defaults When scaling is required during two sensor operation perform scaling after enabling two sensor operation POINT Whe...

Page 84: ...i fier Unit The B measured value is displayed on and output from the 1CH Amplifier Unit Refer to 3 5 1 Scaling Example A B 3 5 7 Initializing Settings All setting conditions can be initialized Special settings such as for the monitor focus function and the scaling function are also initialized Note Once initialized the settings cannot be reset to the previous ones Keep in mind that all settings mu...

Page 85: ...er OFF disabled Two sensor operation when two Amplifier Units are connected OFF disabled Special selection CLOSE Monitor focus function 4 V 20 mA Maximum sensing dis tance 4 V 4 mA Minimum sensing dis tance Intensity Mode OFF disabled Differentiation function OFF disabled Display reverse function OFF disabled ECO display function OFF disabled Limited number of dis play digits All digits displayed ...

Page 86: ...cannot be set correctly refer to 5 2 2 Unable to Set Monitor Focus Examples Monitor Focus 1 Note The zero reset is automatically cleared when the monitor focus is set 20 20 20 Linear output current mA Linear output current mA Linear output current mA 4 4 80 mm 4 mA 120 mm 20 mA 60 80 120 140 60 70 120 140 Sensor display value mm Sensor display value mm Sensor display value mm 60 140 For these sett...

Page 87: ...ensor display value mm 60 140 For these settings For these settings 4 4 4 Linear output voltage Linear output voltage Linear output voltage V V V 80 mm 4 V 120 mm 4 V 70 mm 3 V 120 mm 2 V 3 2 4 20 20 18 12 40 0 20 40 Linear output current mA Linear output current mA 4 4 Sensor display value mm Sensor display value mm 40 0 40 For this setting 12 20 mm 18 mA Z157 E1 01C book Page 67 Thursday August ...

Page 88: ... as counting the number of sheets When the Differentiation Mode is enabled the number of cycles measure ment periods to be compared can be set 1 cycle 150 µs Example Measured Values and Differentiation Values The variation in the measured values indicates the difference between the previous and current measured values This value will decrease when the number of samples to average is increased Meas...

Page 89: ...ay and sub display can be set When the number of digits is reduced the rightmost digit is disabled first In addition if 0 digits are specified the entire digital display will be dis abled This applies however only in RUN Mode 3 5 14 Setting for Non measurement The output method used during non measurement can be set This setting applies when a reset is input or a reception error occurs Maximum out...

Page 90: ...hold values are set When settings are performed in FUN Mode 3 5 16 Gain Switch The gain switch selects either fixed or automatically switching the recep tion sensitivity corresponds to the internal gain The gain switch should normally be set to automatic switching If automatic is selected the response time may be delayed when the mea sured value and the resultant gain change The gain can be fixed ...

Page 91: ...y The voltage level of the linear output is dis played Current display The current level of the linear output is dis played Incident level display The incident level is displayed 0 to 100 Resolution display The resolution of linear output is displayed Display values are provided as reference values There may be some discrepancies in actual outputs The incident level displayed here is different fro...

Page 92: ... Setting the Refer ence Incident Level 3 6 3 Zero Reset Release The following are performed for the zero reset function Setting the display value to 0 Setting the linear output to the center output value between two points set for the monitor focus when 0 is displayed default current output 12 mA default voltage output 0 V The zero reset can be also released Refer to 4 3 4 Zero Reset Function Sens...

Page 93: ...put For current output Time Time 4 10 20 mA mA 4 3 0 4 5 1 4 V V 3 0 2 For voltage output For voltage output 4 6 12 20 22 When the displayed value is out of range select KEEP or CLAMP for the setting for non measurement Example 4 to 20 mA output provides a center value of 12 mA When zero is reset at 2 mm mm mm Z157 E1 01C book Page 73 Thursday August 31 2006 5 13 PM ...

Page 94: ...ple Use Zero Reset to Evaluate the Height of a Step in the Sensing Object Measured value Without zero reset Threshold Threshold Threshold must be set to an absolute height Acurate measurement is impossible With zero reset Zero reset level Time The height of the step is always evaluated in comparison to the threshold Zero reset Zero reset In this case disabling the zero reset memory is recommended ...

Page 95: ...hing the threshold values can be precisely adjusted or teaching can be performed as many times as required There are three kinds of teaching Position teaching two point teaching and automatic teaching Refer to 4 4 1 Teaching Procedures Position Teaching When teaching is executed the measured value is set as a threshold Example Position Teaching Sensor Head Emitter Threshold Teaching value Press EN...

Page 96: ...such as a sheet of paper can be measured Example Two point Teaching Sensor Head Emitter Teaching point 1 T1 Sensor Head Receiver Sensor Head Receiver First Point Press the ENT Key for the first point Sensor Head Emitter Teaching point 2 T2 Sensing object Second Point Sensor Head Emitter Threshold T1 T2 2 Threshold Sensing object Sensor Head Receiver Z157 E1 01C book Page 76 Thursday August 31 2006...

Page 97: ...sensing object Example Automatic Teaching Sensor Head Emitter Maximum incident beam width Sensor Head Receiver Sensing object 1 Teaching started Sensor Head Emitter Sensor Head Emitter Sensor Head Emitter The sensing object is moved The sensing object is moved Medium incident beam width Sensor Head Receiver Sensor Head Receiver Sensor Head Receiver Sensing object 2 Teaching continued Minimum incid...

Page 98: ...nerally any value can be input The judgement outputs however will not operate for thresholds that are outside the measurement range Also the decimal point cannot be changed If an error occurs when inputting a threshold value refer to 4 4 2 Inputting Threshold Values Directly and 5 2 3 Unable to Set Threshold Values Z157 E1 01C book Page 78 Thursday August 31 2006 5 13 PM ...

Page 99: ...e monitor focus after the auto scale setting Refer to 4 5 13 Auto scale Settings for the setting proce dure Note When the auto scale function is set all settings are automatically reset to their default values 5 L 5 d 10 L 10 d 30 L 30 d 100 L 100 d Display 5 000 0 000 10 000 0 000 30 000 0 000 100 00 0 00 Linear output 4 V 20 mA 4 V 4 mA 4 V 20 mA 4 V 4 mA 4 V 20 mA 4 V 4 mA 4 V 20 mA 4 V 4 mA Di...

Page 100: ...ues for measured values change when a scaling is set but the linear output values will remain unchanged The relation between measured values and linear output values is set with the monitor focus function To alter the output values set the monitor focus after setting scaling Refer to 3 5 8 Monitor Focus Function One point Scaling Two point Scaling Display values Display values Display values Displ...

Page 101: ...s are inverted the more the measured value increases the smaller the display value will become Inverting display values is not possible when two point scaling is used When scaling cannot be set correctly refer to 5 2 1 Unable to Set Scaling When any of the following changes is performed the scaling func tion is automatically cleared and must be performed again Turning ON or OFF Intensity Mode Enab...

Page 102: ... of display values In this example the display val ues are not inverted Example One point Scaling A Sensor Head Emitter X Sensor Head Receiver When displaying X 2 5 as 5 mm is required Sensing object 1 5 4 0 1 5 2 0 4 5 2 0 2 5 5 0 2 5 3 0 5 5 3 0 Measuredvalue Displayvalue Measured value Display value Scaling value input 2 5 mm is displayed as 5 0 mm Display value mm 5 0 2 5 Despite the offset va...

Page 103: ...lay Values One point Scaling A Example Two point Scaling A Sensor Head Emitter Sensor Head Emitter Sensor Head Receiver Sensor Head Receiver Sensing object 1 Despite the actual 2 0 mm incident beam width 2 2 mm is displayed Sensing object 2 In addition despite the actual 4 0 mm incident beam width 3 6 mm is displayed Scaling value inputs 2 0 2 5 3 0 3 5 4 0 2 0 2 5 3 0 3 5 4 0 2 0 2 5 3 0 3 5 4 0 ...

Page 104: ...tions Section 3 8 84 Display value mm 4 0 2 2 2 0 2 0 4 0 Previous value of 3 6 mm is displayed as 4 0 mm Previous value of 2 2 mm is displayed as 2 0 mm Actual incident beam width mm Z157 E1 01C book Page 84 Thursday August 31 2006 5 13 PM ...

Page 105: ...different value must be displayed the X value is displayed If 120 mm must be displayed for X1 2 mm and 80 mm must be displayed for X2 4 mm 2 0 mm and 4 0 mm are displayed as 120 mm and 80 mm respectively Display value mm 4 0 2 0 Display value mm Displayed in a very different scale 2 0 4 0 2 0 4 0 120 0 80 0 Actual incident beam width Actual incident beam width mm mm Measuredvalue Displayvalue Meas...

Page 106: ... values are dis played when larger intercepted beam widths are measured at the Sensor Head i e when thinner intercepted beam widths are measured When the widths of two sensing objects are known two point scaling can also be used Example One point Scaling B Sensor Head Emitter Sensor Head Emitter 1CH 2CH First connect two Amplifier Units to perform the A B operation Sensing object A Width B 1CH 2CH...

Page 107: ...ut will be increased The following table shows the relationship between the number of samples to average and the response time Note When the number of samples to average is increased n times the resolu tion is generally improved times Refer to 4 5 12 Other Special FUN Mode Settings Display value mm 50 0 5 0 5 0 Display value Actual value measured Actual incident beam width mm Number of samples to ...

Page 108: ...e set Any value can be input directly or the hysteresis can be set automatically Refer to 4 5 6 FUN Mode Status Transitions If the hysteresis cannot be set refer to 5 2 4 Unable to Set Hysteresis When the hysteresis is set automatically the hysteresis width is almost equal to the resolution Z157 E1 01C book Page 88 Thursday August 31 2006 5 13 PM ...

Page 109: ...is disabled and no hold function will operate 1 The zero reset input is disabled while sampling i e while the tim ing input is ON in Hold Mode or while is displayed on the main display 2 When non measurement status occurs i e the reset input turns ON or a reception error occurs during sampling i e while the tim ing input is ON in Hold Mode the extracted data will be discarded Sampling continues un...

Page 110: ...pproximately 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Peak hold Display value Output value Measured value The output is c...

Page 111: ... approximately 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Bottom Hold Display value Output value Measured value The output ...

Page 112: ...irst measured result A in the figure below is output from the begin ning of the first sampling period to the second sampling period After the beginning of the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Sample Hold Display value Output value Measured value Current mA 23 A B Time Time Timing input Timing input Hold Mode Star...

Page 113: ... mA voltage approximately 5 5 V until the first sampling period is finished The first measured result P1 B1 in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result P2 B2 in the figure below is output and the sequence is repeated Example Peak to peak Hold Display value Output value M...

Page 114: ...ak Hold Self trigger Level The self trigger level is the threshold value for which measured value sam pling is performed In Self peak Hold Mode sampling starts when the measured value becomes larger than or equal to this value and sampling ends when the measured value becomes smaller than or equal to this value The maximum value during this period is the hold value In Self bottom Hold Mode samplin...

Page 115: ...ly 5 5 V until the first sampling period is finished The first measured result A in the figure below is output from the end of the first sampling period to the end of the second sampling period After the second sampling period the second measured result B in the figure below is output and the sequence is repeated Example Self bottom Hold Sampling is not affected by the timing input in Self bottom ...

Page 116: ...put Clamped on the maximum output Judgement outputs All OFF Main display Example Judgement Outputs during Peak Hold Sampling is not affected by the timing input in Self peak Hold Mode POINT Display value Output value Measured value Current mA 23 Outputs A Outputs B A B Sampling Sampling Time Time Time Timing input Timing input Hold Mode Start 4 HIGH threshold HIGH output OFF OFF until the first sa...

Page 117: ... value changes from HIGH to PASS or from LOW to PASS turning OFF the PASS output is delayed for the timer time ON delay Timer When the measured value changes from HIGH to PASS or from LOW to PASS turning ON the PASS output is delayed for the timer time One shot Timer When the measured value changes from HIGH to PASS or from LOW to PASS the PASS output is turn ON with a pulse width equivalent to th...

Page 118: ...F delay timer of t0 is applied to the PASS output when the measured value changes from PASS to HIGH as shown in the following figure Delay Timer Applied to PASS Output Example OFF delay Timer t0 Going from PASS to HIGH t0 t0 t0 ON OFF ON OFF ON OFF ON OFF Normal output Timer disabled OFF delay timer ON delay timer One shot timer Measured value PASS HIGH t0 t0 t0 OFF delay timer ON delay timer PASS...

Page 119: ...ds is given in the following table when the width is 5 mm Note Correct distance operation cannot be performed if Sensor Heads with dif ferent sensing distances are used When two sensor operation is selected any scaling that is set for each Sensor Head will be reset to the default When scaling is required during two sensor operation perform scaling after enabling two sensor operation POINT When set...

Page 120: ...n and output from the 2CH Ampli fier Unit The B measured value is displayed on and output from the 1CH Amplifier Unit Refer to 3 8 2 Scaling 3 8 8 Initializing Settings All setting conditions can be initialized Special settings such as for the monitor focus function and the scaling function are also initialized Note Once initialized the settings cannot be reset to the previous ones Keep in mind th...

Page 121: ...Units are con nected OFF disabled Special selection CLOSE Monitor focus function 4 V 20 mA Maximum sensing dis tance 4 V 4 mA Minimum sensing dis tance Differentiation function OFF disabled Display reverse function OFF disabled ECO display function OFF disabled Limited number of display digits All digits displayed Settings for non measure ment KEEP Zero reset memory function ON Gain switch METAL A...

Page 122: ...tically cleared when the monitor focus is set The monitor focus should be set after scaling It is recommended that you first confirm the display value for the actual distance or width from scaling then determine the linear output value that cor responds to that display value POINT 20 20 20 Linear output current mA Linear output current mA Linear output current mA 4 4 1 25 mm 4 mA 3 75 mm 20 mA 0 1...

Page 123: ...se settings For these settings 4 4 4 Linear output voltage Linear output voltage Linear output voltage V V V 3 2 4 0 1 25 3 75 5 0 0 0 625 3 75 5 0 1 25 mm 4 V 3 75 mm 4 V 0 625 mm 3 V 3 75 mm 2 V 20 20 18 12 0 2 5 3 75 5 0 Linear output current mA Linear output current mA 4 4 Sensor display value mm Sensor display value mm 0 2 5 5 0 For this setting 12 3 75 mm 18 mA Z157 E1 01C book Page 103 Thur...

Page 124: ... FUN Mode Settings Related to Dis plays 3 8 12 ECO Display Function The ECO display function can be enabled or disabled When the ECO dis play function is enabled the digital display will not light The variation in the measured values indicates the difference between the previous and current measured values This value will decrease when the number of samples to average is increased Measured value O...

Page 125: ...r supply is turned ON again When this function is enabled the zero reset level data will be written in nonvolatile memory EEPROM The EEPROM can be written a maximum of 100 000 times Therefore disable this function in order to preserve the memory when using the zero reset for every measurement Even when the zero reset memory function is disabled the zero reset level will be rewritten to EEPROM at t...

Page 126: ...ion The keys can be disabled on the Amplifier Unit Once the keys have been disabled no key input will be accepted until the lock is released Use this function to prevent inadvertent changes to settings Refer to 4 5 5 Key Lock Z157 E1 01C book Page 106 Thursday August 31 2006 5 13 PM ...

Page 127: ... 118 4 4 1 Teaching Procedures 118 4 4 2 Inputting Threshold Values Directly 122 4 5 FUN Function Mode 124 4 5 1 Normal Operation 124 4 5 2 Changing the Function 124 4 5 3 Changing Non numeric Set Values 125 4 5 4 Changing Numeric Set Values 127 4 5 5 Key Lock 131 4 5 6 FUN Mode Status Transitions 132 4 5 7 Setting Scaling 133 4 5 8 Initializing Settings 134 4 5 9 Special FUN Mode Settings Related...

Page 128: ...below The current voltage switch is found on the bottom of the Amplifier Unit Set to current output when shipped mm LEFT Key Judgement indicators Sub display Mode switch Threshold switch ENT Key UP Key RIGHT Key DOWN Key Laser ON indicator Zero reset indicator Enable indicator Main display Switch Voltage output Current output Z157 E1 01C book Page 108 Thursday August 31 2006 5 13 PM ...

Page 129: ...splay Yellow The resolution or incident level is displayed in RUN Mode The threshold values are displayed in T Mode Characters are displayed upside down in Display Reverse Mode Enable Indicator ENABLE Green The Enable Indicator is turned ON OFF according to the following condi tions Zero Reset Indicator ZERO Green The zero reset indicator lights when the zero reset function is enabled HIGH indicat...

Page 130: ... ously for 3 seconds Threshold value changes backward Function setting value changes backward RIGHT Sub display content changes forward Threshold value digit changes for ward Setting function selection moves for ward LEFT Sub display content changes backward Threshold value digit changes backward Setting function selection moves backward ENT Pressed continu ously for 1 second or longer Zero reset ...

Page 131: ...een finished the dis play will appear as follows The Amplifier Unit model is displayed on the top and then the channel number is displayed The software version is displayed on the bottom and then the normal operation display appears 3 seconds later Z157 E1 01C book Page 111 Thursday August 31 2006 5 13 PM ...

Page 132: ...in display Select the display content for the sub display from the thresholds voltage current incident level and resolution RUN T FUN The measured value is displayed on the main display and the threshold value is displayed on the sub display The decimal point is displayed Either the HIGH or LOW threshold value is selected using the H L switch The incident level is displayed on the main display in ...

Page 133: ...measured value is displayed on the main display The voltage is displayed on the sub dis play v is displayed in the rightmost digit LEFT Key RIGHT Key The measured value is displayed on the main display The current is displayed on the sub dis play mA is displayed in the rightmost two digits LEFT Key RIGHT Key Z157 E1 01C book Page 113 Thursday August 31 2006 5 13 PM ...

Page 134: ...evel is displayed on the sub display The display range is 0 to 9999 P is displayed in the leftmost digit The decimal point is not displayed LEFT Key RIGHT Key The measured value is displayed on the main display The resolution is displayed on the sub display r is displayed in the leftmost digit The display is updated at an approxi mately 1 second interval LEFT Key RIGHT Key The threshold value disp...

Page 135: ... ENT Key for 3 seconds or longer without executing the zero reset RUN T FUN The full scale FS value for when none of the beam is intercepted will be dis played on the main display The linear output will be the value set for when none of the beam is inter cepted for a two point setting for the monitor focus Note The reference incident level is stored in the memory When the power is turned ON the ne...

Page 136: ...so be performed using the external zero reset input The operation can be repeated as required RUN T FUN The main display will be filled with zeros and the zero reset indicator will light The linear output will be the center value between the two points that are set for the monitor focus Defaults 0 V 12 mA Note 1 Maximum display range on the negative side is 19999 after zero reset Note 2 When the z...

Page 137: ... using the external reset input When the reset input is used operation will be according to setting for non measurement table in Reset Input under 3 2 1 Inputs Refer to Reset Input under 3 2 1 Inputs Set the mode switch to RUN Hold the ENT and RIGHT Keys down together for about 3 seconds when the zero point has been reset The zero reset can also be released using the external zero reset input The ...

Page 138: ...t using the threshold switch Set the workpiece and press the ENT Key for about 1 second while the sub display is lit RUN T FUN H L The measured value of workpiece will be displayed on the sub display and it will flash twice all digits will flash together The sub display will light con tinuous after flashing twice Press the ENT Key The threshold value will be set after the display flashes twice and...

Page 139: ...ition teaching set the second point for the workpiece by pressing the ENT Key for 3 seconds or longer The value in the middle between the first and second points for the work pieces will flash twice on the sub dis play The sub display will light con tinuous after flashing twice Press the ENT Key for 3 seconds or longer The threshold value will be set after the display flashes twice and then lights...

Page 140: ... flash on the sub display after the keys have been pressed for 1 second sampling however will start immediately after the keys are pressed Sampling will continue while the keys are pressed Release the keys Press the ENT and RIGHT Keys at the same time Release the keys The threshold value will be automati cally set when you release the keys It will be set to the middle position between the maximum ...

Page 141: ...hen lights continuously The threshold value will not be changed while the display is flash ing The measurement process is continued using the previous threshold value POINT The threshold value will not be changed if a teaching error occurs POINT Z157 E1 01C book Page 121 Thursday August 31 2006 5 13 PM ...

Page 142: ...e mode switch to T Select the threshold value that is to be input directly using the threshold switch Press the UP DOWN RIGHT or LEFT Key Direct input will be started RUN T FUN H L The leftmost digit of the threshold value will flash on the sub display Change the numeric value using the procedure shown in the following figure Press the UP DOWN RIGHT or LEFT Key The digit being set flashes Moves to...

Page 143: ... value All digits will flash twice The display will light continu ously after flashing twice Press the ENT Key The numeric value will be stored in EEPROM after the display flashes twice and then lights continuously Changes made to threshold values will be canceled if the mode is changed using the mode switch or if the setting of the threshold switch is changed while the display is flashing POINT Z...

Page 144: ...easurement 4 5 2 Changing the Function The basics of changing the function are as follows The RIGHT Key changes to the next item forward The LEFT Key changes to the previous item backward Set the mode switch to FUN Change the function by pressing either the RIGHT forward or LEFT back ward Key RUN T FUN The current set value will be displayed on the sub display Pressing the RIGHT Key changes the fu...

Page 145: ...ns that require changing Example Changing the Hold Mode Change the function to the one that requires setting using the procedure given in 4 5 2 Changing the Function Press either the UP or DOWN Key to start the setting change The current set value will flash on the sub display Press either the UP or DOWN Key Z157 E1 01C book Page 125 Thursday August 31 2006 5 13 PM ...

Page 146: ...ard Changes the set value Cancels the setting Returns to previous set value Flashing stops and display lights continuously Cancels the setting Returns to previous set value Flashing stops and display lights continuously When you finish selecting the set value press the ENT Key to confirm the set ting The set value will be stored in EEPROM after the display flashes twice and then lights continuousl...

Page 147: ...unction to the one that requires setting using the procedure given in 4 5 2 Changing the Function Press either the UP or DOWN Key to start changing the setting The leftmost digit of the set numeric value will flash on the sub display Press either the UP or DOWN Key The digit being set flashes Moves to a higher digit Increments the numeric value Decrements the numeric value Moves to a lower digit Z...

Page 148: ...ll be displayed if the LEFT Key is pressed at the leftmost digit or the RIGHT Key is pressed at the rightmost digit when setting a numeric value flashing The setting is canceled and reset to the previ ous set value The display will stop flashing Z157 E1 01C book Page 128 Thursday August 31 2006 5 13 PM ...

Page 149: ...lowing method When you finish adjusting the numeric value press the ENT Key to confirm the value All digits will flash twice The display will light continu ously after flashing twice Press the ENT Key The numeric value will be stored in EEPROM after the display flashes twice and then lights continuously Z157 E1 01C book Page 129 Thursday August 31 2006 5 13 PM ...

Page 150: ...en the set value is too small If an error occurs the relevant error will be displayed on the sub display three times at one second intervals as shown in the following figure and then the previous set value will be displayed The error is displayed when the ENT Key is pressed 1 Errov Error Over 2 ErrUd Error Under Z157 E1 01C book Page 130 Thursday August 31 2006 5 13 PM ...

Page 151: ... be displayed on the main display and will be displayed on the sub display for 3 seconds RUN T FUN After 3 seconds OK will be displayed on the sub display to complete the key lock process Press the UP DOWN RIGHT and LEFT Keys at the same time for 3 seconds Press the UP DOWN RIGHT and LEFT Keys at the same time for 3 sec onds or longer FrEE will be displayed on the main display and will be displaye...

Page 152: ...hanged by direct input Automatic hysteresis width setting can also be performed by pressing the ENT Key for 3 seconds Press the ENT and RIGHT Keys to move to the self trigger level setting Numeric values are confirmed by pressing the UP and DOWN Keys Confirmed by pressing the ENT Key Can be selected only when two Sensors are connected Displayed bars light one by one from the left All of them light...

Page 153: ...nt Decimal point is not changed Perform the one point scaling operation the offset Perform the two point scaling operation the offset and range Scaling ON Scaling OFF ON OFF Scaling is turned OFF Start the second point scaling value setting by pressing the UP DOWN LEFT and RIGHT Keys Press the ENT Key to move to the decimal point setting Press the ENT key to move to the display inversion setting P...

Page 154: ...ect InIt on the main display Press the ENT Key for 3 seconds or longer InIt will be displayed on the main dis play and will be displayed on the sub display for 3 seconds RUN T FUN After 3 seconds OK will be displayed on the sub display to complete the ini tialization process Press the ENT Key for 3 seconds Z157 E1 01C book Page 134 Thursday August 31 2006 5 13 PM ...

Page 155: ...ttings Enabled Disabled Go to the next mode Monitor focus Differentiation function When ON is selected Set the number of cycles using the UP DOWN LEFT and RIGHT Keys Press the ENT Key to confirm Intensity mode See note Note The Intensity Mode can be set only for a Reflective Sensor Enabled Disabled For details see 4 5 10 Z157 E1 01C book Page 135 Thursday August 31 2006 5 13 PM ...

Page 156: ... the second point monitor focus setting Numeric value setting procedure is the same as that of the first point OK Fail Perform the monitor focus operation Second point distance value Second point output value Voltage output selected using the ENT Key Intensity function Start the first point focus value setting using the UP DOWN LEFT and RIGHT Keys Current output selected using the ENT Key Start th...

Page 157: ...can be set when or is selected in the special FUN mode settings Display reverse ECO mode Limited number of display digits Go to the next mode 5 digit display 4 digit display Enabled Disabled No display 3 digit display 2 digit display 1 digit display Enabled Disabled Z157 E1 01C book Page 137 Thursday August 31 2006 5 13 PM ...

Page 158: ... settings Settings for non measurement Zero reset memory function Gain setting Output value held Current About 23 mA Voltage Clamped at about 5 5 V fixed Go to the next mode Enabled Disabled Black mode White mode Metal mode Auto See note Note This function can be set only for a Reflective Sensor Z157 E1 01C book Page 138 Thursday August 31 2006 5 13 PM ...

Page 159: ...n the following figure This function can be set only for a Through beam Sensor No of samples to average Scaling function Auto scale Go to the next mode Press the ENT Key to complete the auto scale setting Move to the scaling function selection mode Z157 E1 01C book Page 139 Thursday August 31 2006 5 13 PM ...

Page 160: ...FUN Function Mode Section 4 5 140 Memo Z157 E1 01C book Page 140 Thursday August 31 2006 5 13 PM ...

Page 161: ...plays during Numeric Value Setting 143 5 1 3 Error Displays during Two sensor Operation 143 5 2 Setting Problems 144 5 2 1 Unable to Set Scaling 144 5 2 2 Unable to Set Monitor Focus 144 5 2 3 Unable to Set Threshold Values 144 5 2 4 Unable to Set Hysteresis 144 5 2 5 Distance Measurement Errors 145 5 2 6 Laser Deterioration 145 Z157 E1 01C book Page 141 Thursday August 31 2006 5 13 PM ...

Page 162: ...e problem Automatic recovery or replacement Flashing The Sensor Head is disconnected or there is a Sensor Head error Connect the Sensor Head Replace the Sensor Head if the above counter measure does not solve the problem Automatic recovery or replacement Flashing See note 3 Incident level insufficient or distance measurement error Refer to 5 2 5 Optimize the gain setting or select the AUTO mode wh...

Page 163: ...umeric value Automatic recovery Display Cause and countermeasure Recovery Flashing Two sensor operation communication data error Select the T or RUN Mode for the 1CH Amplifier Unit Check whether a incident level error has occurred for the 1CH Amplifier Unit Check whether the connection between the Amplifier Units is normal Replace the Amplifier Unit or the Calculating Unit if the above countermeas...

Page 164: ... value for display value be deter mined using the scaling after setting the display value for actual distances or widths 5 2 3 Unable to Set Threshold Values Always set threshold values to satisfy the following formula HIGH threshold value LOW threshold value In addition the threshold values cannot be set if the PASS judgement can not be made because the hysteresis Hys is too large and the followi...

Page 165: ...d ON if the Sensor Head laser has deteriorated Replace the Sensor Head Insufficient incident level The incident level may be insufficient when the sensing object reflectivity is extremely small such as for black rubber Incident level satura tion The incident level may be saturated when the sensing object reflectivity is extremely large such as for a mirror Distance error An error may occur when th...

Page 166: ...Setting Problems Section 5 2 146 Memo Z157 E1 01C book Page 146 Thursday August 31 2006 5 13 PM ...

Page 167: ... 1 1 Reflective Sensor Heads 148 6 1 2 Through beam Sensor Heads 152 6 1 3 Amplifier Units 153 6 1 4 Calculating Unit 155 6 2 Dimensions 156 6 2 1 Reflective Sensor Heads 156 6 2 2 Through beam Sensor Heads 158 6 2 3 Amplifier Units 164 6 2 4 Calculating Unit 165 Z157 E1 01C book Page 147 Thursday August 31 2006 5 13 PM ...

Page 168: ...temperature Operating 0 to 50 C Storage 15 to 60 C with no icing or condensation Ambient humidity Operating and storage 35 to 85 with no condensation Ambient illumination Incandescent lamp 3 000 lx max on light receiving side Insulation resistance 20 MΩ min at 500 VDC Dielectric strength 1 000 VAC 50 60 Hz for 1 min Vibration resistance destruction 10 to 150 Hz 0 7 mm double amplitude 80 min each ...

Page 169: ...50 C Storage 15 to 60 C with no icing or condensation Ambient humidity Operating and storage 35 to 85 with no condensation Ambient illumination Incandescent lamp 3 000 lx max on light receiving side Insulation resistance 20 MΩ min at 500 VDC Dielectric strength 1 000 VAC 50 60 Hz for 1 min Vibration resistance destruction 10 to 150 Hz 0 7 mm double amplitude 80 min each in X Y and Z directions Sho...

Page 170: ...velength of 650 nm and an output of 1 mW max class 2 Beam shape Spot Line Beam size See note 1 75 µm dia 100 µm x 1 8 mm Resolution See note 2 0 25 µm Linearity See note 3 0 2 FS entire range Temperature characteristic See note 4 0 03 FS C Ambient temperature Operating 0 to 50 C Storage 15 to 60 C with no icing or condensation Ambient humidity Operating and storage 35 to 85 with no condensation Am...

Page 171: ... object being measured The standard reference object is white ceramic 4 Temperature characteristic The temperature characteristic is mea sured at the measurement center with the Sensor and sensing object standard reference object secured with an aluminum jig 5 Highly reflective objects can result in incorrect detection outside the full scale of measurement range Z157 E1 01C book Page 151 Thursday ...

Page 172: ...Measurement distance 0 to 500 mm 500 to 2 000 mm 0 to 500 mm Measurement width 1 mm dia 1 to 2 5 mm dia 5 mm 10 mm Minimum sensing object 8 µm dia opaque 8 to 50 µm dia opaque 0 05 mm dia opaque 0 1 mm dia opaque Resolution See note 1 4 µm See note 2 4 µm See note 3 Temperature characteristic 0 2 F S C max Ambient illumination Incandescent lamp 10 000 lx max on light receiving side Ambient tempera...

Page 173: ...age current 0 1 mA max ON Supply voltage short circuited or within supply voltage 1 5 V OFF Open leakage current 0 1 mA max Zero reset input Timing input Functions Measured value display Set value light level resolution display Scaling Display reverse Display OFF mode ECO mode Number of display digit changes Sample hold Peak hold Bottom hold Peak to peak hold Self peak hold Self bottom hold Intens...

Page 174: ...splay red 7 segment sub display yellow laser ON green zero reset green enable green Power supply voltage 12 to 24 VDC 10 Ripple p p 10 max Power consumption Maximum 3 4 W Sensor connected Power supply voltage 24 V Current consumption Maximum 140 mA Ambient temperature Operating 0 to 50 C Storage 15 to 60 C with no icing or condensation Ambient humidity Operating and storage 35 to 85 with no conden...

Page 175: ...ing and storage 35 to 85 with no condensation Connection method Connector Dielectric strength 1 000 VAC 50 60 Hz for 1 min Insulation resistance 100 M Ω at 500 VDC Vibration resistance destructive 10 to 150 Hz 0 7 mm double amplitude 80 min each in X Y and Z directions Shock resistance destructive 300 m s2 3 times each in six directions up down left right for ward backward Materials Display Acryli...

Page 176: ... 3 8 Mounting Holes L See note Two 3 2 dia mounting holes Measurement point Reference surface Lens 5 dia Lens 8 dia Emitter axis Receiver axis See note Range indicators Connector Vinyl insulated round cable 5 1 dia 9 conductors cross sectional area of conductor 0 09 mm2 Insulator diameter 0 7 mm Standard length 0 5 m Two M3 holes Unit mm Z157 E1 01C book Page 156 Thursday August 31 2006 5 13 PM ...

Page 177: ...ound cable 5 1 dia standard length 0 5 m Connector Two 4 5 dia mounting holes Reference plain Receiver axis Emitter axis Measurement center Lens 16 dia Lens 10 dia Mounting Holes 15 dia Two M4 holes Unit mm Z157 E1 01C book Page 157 Thursday August 31 2006 5 13 PM ...

Page 178: ...meter 0 6 mm Vinyl insulated round cable black 2 6 dia 3 conductors standard length 0 5 m cross sectional area of conductor 0 09 mm2 Insulator diameter 0 6 mm Connector Connector Laser ON indicator Optical axis center Optical axis center Mounting Holes Same for Emitter Two 3 2 dia mounting holes Two 3 2 dia mounting holes Two M3 holes Unit mm Z157 E1 01C book Page 158 Thursday August 31 2006 5 13 ...

Page 179: ...59 Optical axis center Optical axis center Dimensions with ZX XF12 Side view Attachment Mounted Unit mm Two 2 2 dia Two 2 2 dia 15 15 34 49 23 5 15 15 34 15 15 19 12 5 Z157 E1 01C book Page 159 Thursday August 31 2006 5 13 PM ...

Page 180: ... round cable black 2 6 dia 3 conductors standard length 0 5 m cross sectional area of conductor 0 09 mm2 Insulator diameter 0 6 mm Connector Connector Laser ON indicator Optical axis center Optical axis center Receiving section 5 x 1 Mounting Holes Same for Emitter Two 3 2 dia mounting holes Two 3 2 dia mounting holes Two M3 holes Unit mm Z157 E1 01C book Page 160 Thursday August 31 2006 5 13 PM ...

Page 181: ...ection 6 2 161 Optical axis center Optical axis center Dimensions with ZX XF12 Side view Attachment Mounted Unit mm 15 15 15 49 34 23 5 15 34 15 15 19 12 5 Z157 E1 01C book Page 161 Thursday August 31 2006 5 13 PM ...

Page 182: ...round cable black 2 6 dia 3 conductors standard length 0 5 m cross sectional area of conductor 0 09 mm2 Insulator diameter 0 6 mm Connector Connector Laser ON indicator Optical axis center Optical axis center Receiving section 10 x 1 Two 3 2 dia mounting holes Mounting Holes Same for Emitter Two M3 holes Two 3 2 dia mounting holes Unit mm Z157 E1 01C book Page 162 Thursday August 31 2006 5 13 PM ...

Page 183: ... Section 6 2 163 Optical axis center Optical axis center Dimensions with ZX XF22 Side view Attachment Mounted Unit mm 20 21 21 25 46 20 20 33 21 42 63 20 Z157 E1 01C book Page 163 Thursday August 31 2006 5 13 PM ...

Page 184: ...tandard length 0 1 m Round vinyl insulated cable 5 2 mm dia 19 0 08 mm dia 10 core Note The analog output line black has shielding and the diameter of the insulator is 2 2 mm standard length 2 m Connector LOW indicator PASS indicator HIGH indicator Laser ON indicator Zero reset indicator Enable indicator Main display Sub display 15 5 dia Connector Cover Dimensions when Open ...

Page 185: ...Dimensions Section 6 2 165 6 2 4 Calculating Unit ZX CAL Connectors Connection indicators Unit mm Z157 E1 01C book Page 165 Thursday August 31 2006 5 13 PM ...

Page 186: ...manual during each revi sion Page numbers refer to the previous version Revision code Date Revised content 01C July 2006 Inside front cover Precaution removed and new material added on following pages Page i Signal word definitions updated Page 11 Note added 02 July 2015 Page xii Added Applicable standards Page 164 Added callouts to figure Cat No Z157 E1 02 Revision code ...

Page 187: ...4 7068 Fax 81 75 344 7107 Regional Headquarters OMRON EUROPE B V Sensor Business Unit Carl Benz Str 4 D 71154 Nufringen Germany Tel 49 7032 811 0 Fax 49 7032 811 199 OMRON ELECTRONICS LLC 1 East Commerce Drive Schaumburg IL 60173 U S A Tel 1 847 843 7900 Fax 1 847 843 8568 OMRON ASIA PACIFIC PTE LTD 83 Clemenceau Avenue 11 01 UE Square 239920 Singapore Tel 65 6835 3011 Fax 65 6835 2711 OMRON CHINA...

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