42CRC Color Registration Control
Contents
1. 42CRC 4000 415 10 10 54 M5 X 0 8 Thread 94 830 250 6 35 Max thread depth 21 08 N 2 places Y SIN ARRA sys RXR D M5 X 0 8 Thread 250 6 35 Max thread depth 4 places 60 2292 Cable Assembly FIGURE 10 Internal Schematic x d e Manual L Maron Sensitivit AL Indicator Photo Detector Board En NM eee SS Pu Integrator Pulse and Analog Signal Indicator p Amplifier Comp Red LED A Optics Overload Protection Auto Mode Indicator Orange LED Gate Reset C Red Green Diagnostic Diagnostic Alarm Output Operating NPN Mode Logic FIGURE 11 42CRC Color Registration Control 15 Diagnostic Alarm Minimum Resistor Value Selection 1000 833 MINIMUM RESISTANCE OHMS o o N 333 0 10 15 20 25 30 VOLTAGE USE 1 2 WATT RESISTOR D C FIGURE 12 Color Coding 60 2292 Cable Assembly WHITE GATE RESET ORANGE DIAG ALARM BLACK NEGATIVE RED POSITIVE BLUE OUTPUT FIGURE 13 16 422. Allen Bradley ww User s Manual Table Title Page of Contents Description ee a a bea ees 1 2 Installation a Lens Location ieu a a Brain 2 b Mounting 0 cee m hh 2 Ce WIND usus Reben 3 Alignment a Opaque Web Material 0 0 0 Y Y eee ee 3 b Opaque Non Reflective Web Material 3 c Transparent Web Material with Dark Opaque Mark 0 0 02 ee eee eee 4 Operating Modes as Lateh a eines 5 b Non Ieatch citas ta ei eh 5 c Light or Dark Mark Sensing 005 5 d Automatic Operation 0 0 ee eee eee eee ee 5 e Manual Operation 0 0 YF eee Y eee ee 2 f Red and Green Light Sources VVY 6 Additional Features a Output Dwell nd is Ra 7 b2 Gated Operation ieu Ag ee daa e Id A 7 c Diagnostic Alarm Output V VVYY YY Y 8 d Contrast Check Vin iia aaa aa 9 Operation ee end arado Les 10 Maintenance uen ie 20 ante 11 Specifications 0 0 ec Y y 11 a Outline Dimensions VY YY Y Y Y Y uh 13 b Internal Schematic 13 c Diagnostic Resistor Selection oooooooomomomo o o 14 d Cable Color Coding VF YY Y Y Y YH 14 e Wiring Diagrams YY Y FY Y Y Y Y eee 15 16 f Performance Curv S VY YY Y Y eee 17 Publication PA 8853 February 1994 Description 42CRC Color Registration Control The Photoswitch Type 42CRC Series 4000 LED Color R
3. In time of either the mark presence or dwell control setting defines the On duration of the control output b Gated Operation Gating or blinding the control is possible by simply switching the white Gate Reset lead to ground It is desirable that the scanning area is free of any printing except the registration marks If other markings are in the scan area the control will detect them as registration marks 42CRC Color Registration Control Additional Features To avoid detecting the unwanted marks the control can be disabled Continued gated during the times the unwanted marks appear see Figure 9 The control can be gated by using electromechanical or solid state contacts synchronized with the machine cycle c Diagnostic Alarm Output This feature provides for advanced remote via CRT or control panel alarm indication warning of gradual loss of signal strength due to misalignment dust or drift in mark contrast prior to loss of a control output signal avoiding unexpected process disruption The diagnostic alarm is a normally closed NPN output This output goes to the open indicating state when the signal margin drops below 1 5 X for seven consecutive marks this is to avoid a false alarm of any period or duration The diagnostic output also goes to the indicating state when the cable is severed or disconnected or when the power supply to the control fails The first occurrence of a signal mar
4. Current Sink Model 4001 sels Open Collector PNP Current Source Output Rated Load Current On State e 100mA Output Rated Load Voltage Off State ooooooooo 30VDC Output Short Circuit Protection o ooooooooo o Continuous Response Time at Maximum Contrast Black amp White an SO ds 250 Microseconds Minimum Web Velocity o o ooooooooooo o 2 Inches per sec 51mm per second Maximum Output Dwell 250 Milliseconds min Minimum Output Dwell Overridden by Signal Duration 250 Microseconds Transmitter LED s Selectable Red or Green Visible Red 630 nm Visible Green 570 nm Minimum Useable Mark to Background Voltage Change Measured at Test Points in Manual Mode Manual Mode Y Y Y Y iH 250 Millivolts D C Automatic Mode VYYY eee eee eee 500 Millivolts D C scanning Distance run Lee Sins 0 5 13mm Depthof Field ua gani en res oe erg 08 2mm Min Size of Mark at Scanning Distance 0 08 X 10 2mm X 2 5mm False Pulse Suppression 0 0 0 0 cece eee eee uu Yes Reverse Polarity Protection 0 0 0 eee eee Y eee Yes External Gating Mode FFF Y Y ee eee eee Yes Latching Output Mode with External Reset Yes Diagnostic Alarm Following seven successive marks below margin of 1 5 X or loss of power Diagnostic
5. To select the proper light source for colors not listed in Figure 8 make a Contrast Check as described on page 13 Test the mark background with each LED and select the one that provides the maximum mark to back ground voltage change The red LED corresponds with switch positions A E BEL E E4 and F Ell The Green LED corresponds with switch positions C KA D BJ G Kel and H Rl INTERCHANGE LENS AND CAP TO CHANGE IM PPI SENSING DIRECTION AUTOMATIC MANUAL __ Mea INDICATOR ORANGE LED ON IN AUTOMATIC MODE MARGIN INDICATOR GREEN LED ON WHEN OPERATING MARGIN IS AT LEAST ATO _ TEST POINTS TO CHECK MARK CONTRAST ch OUTPUTINDICATOR E 2 E RED WHEN THE CONTROL RR QUICK DISCONNECT OUTPUT IS ON qd Cable Assembly OUTPUT DWELL TIME ADJUSTMENT SENSITIVITY NON LATCH MODE ADJUSTMENT MANUAL MODE FUNCTION SELECTOR SWITCH FIGURE 5 42CRC Color Registration Control Function Selector Switch Operating Modes NON LATCHED OUTPUT DARK MARK MANUAL SENSITIVITY GREEN LED NON LATCHED OUTPUT LIGHT MARK MANUAL SENSITIVITY GREEN LED NON LAT
6. Alarm Output N C Open collector NPN output 30mA max 30VDC max Operating Environment Housing made of 4380 0 cast aluminum Anodized and epoxy coated for corrosion resistance Rated for NEMA 3 4 6P 12 and 13 IP67 IEC 529 Test Points for Contrast Check YY Y I Y Y uu uu Yes 42CRC Color Registration Control 13 reos Dimensions ur ars nen oko too E REN 3 80 L X 2 95 H X 1 31 D 97mm L X 75mm H X 33mm D Weight send ex P DUE me e AED 12 oz 350 g Storage Temperaturen 13 F 25 C to 167 F 75 C Operating Ambient Temp Range 32 F 0 C to 158 F 70 C Max Relative Humidity VY YY Y Y Y nenn 9590 Cable Assembly 460 2292 Order Separately 10 Feet 3m 5 conductor with shield 22 AWG 26 X 36 Stranded Flexible mount PVC jacket 260 nominal O D rated UL 2661 1509C 300 volts 5 pin female watertight connector Agency Approvals oooooooooo o UL listed CSA certified 14 42CRC Color Registration Control Outline Dimensions mm between brackets Using Optional Lens Position Focal Points mm Scanning Distance PHOTOSWITCH COLOR RI
7. CHED OUTPUT DARK MARK AUTOMATIC SENSITIVITY GREEN LED NON LATCHED OUTPUT LIGHT MARK AUTOMATIC SENSITIVITY GREEN LED NON LATCHED OUTPUT LIGHT MARK MANUAL SENSITIVITY RED LED NON LATCHED OUTPUT LIGHT MARK MANUAL SENSITIVITY RED LED NON LATCHED OUTPUT DARK MARK AUTOMATIC SENSITIVITY RED LED NOTE ALL WHITE LETTERS ON BLACK BACKGROUNDS INDICATE THE DARK ENERGIZE MARK POSITION ALL BLACK LETTERS ON WHITE BACKGROUNDS INDICATE THE LIGHT ENERGIZE MARK POSITION Additional Features LATCHED OUTPUT LATCHED OUTPUT LIGHT MARK DARK MARK AUTOMATIC SENSITIVITY AUTOMATIC SENSITIVITY RED LED RED LED LATCHED OUTPUT LIGHT MARK MANUAL SENSITIVITY RED LED LATCHED OUTPUT DARK MARK MANUAL SENSITIVITY RED LED LATCHED OUTPUT LIGHT MARK AUTOMATIC SENSITIVITY GREEN LED LATCHED OUTPUT DARK MARK AUTOMATIC SENSITIVITY GREEN LED LATCHED OUTPUT LIGHT MARK MANUAL SENSITIVITY GREEN LED NON LATCHED OUTPUT LIGHT MARK AUTOMATIC SENSITIVITY RED LED LATCHED OUTPUT DARK MARK MANUAL SENSITIVITY GREEN LED FIGURE 6 a Output Dwell Time Control The Dwell Control Figure 6 extends the ON time of the control output to a definable time limit Typical applications would be controlling an op eration that requires a well defined time period e g a pause for a product filling cutting or sealing operation The output dwell time is linearly ad justable up to 250 milliseconds The longer
8. CRC Color Registration Control Wiring Diagrams NPN OUTPUT 42CRC 4000 Latched Output Function Switch Positions A Through D with or without External Gating External Connections 42CRC 4000 Connector Ne Cable Assembly 60 2292 Pm Supply has T 10 30VDC Load Resistor by cus Blue NPN Output tomer if remote lt lt diagnostic indi Reset Switch o cator is used close to unlatch s See Figure 12 Control for resistor Output Ka selection Sink Orange NPN Diagnostic Alarm 30mA max lt lt e remote diagnostic indicator by Diagnostic White Gate Reset customer if used Output ha MS jt NPN J Sink N Black mu e Supply X pw lt WARNING DO NOT CLOSE THE RESET AND Gating Switch close to inhibit GATING SWITCHES SIMULTANEOUSLY if used NPN will sink 0 3 mA FIGURE 14 NPN OUTPUT 42CRC 4000 Non Latched Output Function Switch Positions E Through H with or without External Gating External Connections 42CRC 4000 Connector 4m Cable Assembly 4460 2292 BH Supply AY bi 10 30VDC Load Resistor by cus Blue NPN Output tomer if remote diagnostic indi cator is used See Figure 12 Control for resistor Output selection NPN h 30mA max Sink X e Orange NPN Diagnostic Alarm e remote diagnostic indicator
9. PNP Blue PNP Output tomer if remote Source X diagnostic indi cator is used See Figure 12 Load for resistor selection 30mA max os Orange NPN Diagnostic Output remote diagnostic indicator by Diagnostic White Gate Reset customer if used Output Kae UY NPN J O Sink x Black lt lt e o Supply pnm Gating Switch nl ca te inhihit 18 42CRC Color Registration Control Performance Curves Relative Sensitivity Vs Web Speed Automatic Mode 1 1 1 2 gt 6 m c o o o 3 4 2 DT s A ea a 2 7 10 70 100 700 1000 Speed In Sec Metric Conversion 1 25 4mm FIGURE 18 Relative Sensitivity Vs Web Speed Manual Mode 1 1 1 2 E 2 VA gt 8 2 5 2 6 gt S E A 2 Mns rcl aaa AAA 571 5 10 70 100 700 1000 Speed In Sec Metric Conversion 1 25 4mm FIGURE 19 PHOTOSWITCH is a registered trademark of Rockwell Automation www rockwellautomation com Power Control and Information Solutions Headquarters Americas Rockwell Automation 1201 South Second Street Milwaukee WI 53204 2496 USA Tel 1 414 382 2000 Fax 1 414 382 4444 Europe Middle East Africa Rockwell Automation NV Pegasus Park De Kleetlaan 12a 1831 Diegem Belgium Tel 32 2 663 0600 Fax 32 2 663 0640 Asia Pacific Rockwell Au
10. by Diagnostic White Gate Reset customer if used Output o lol NPN o Sink N Black lt lt o e Supply VT Gating Switch 42CRC Color Registration Control 17 Wiring Diagrams Continued PNP OUTPUT 42CRC 4001 Latched Output Function Switch Positions A Through D with or without External Gating Reset Switch External Connections close to unlatch 42CRC 4001 Connector a Cable Assembly 60 2292 Redit Supply Isis gt 10 30VDC Control Y Resistor by cus Output a tomer if aa Blue PNP Output if remote PNP lt lt ue Quipu diagnostic indi Source cator is used See Figure 12 Load for resistor selection Orange NPN Diagnostic Output ote NUN lt x E indicator by Diagnostic White Gate Reset customer if used Output eos lol NPN J O Sink VN Black i e Supply Bare Shield lt Gating Switch WARNING DO NOT CLOSE THE RESET AND close to inhibit GATING SWITCHES SIMULTANEOUSLY en a will sin 0 3mA FIGURE 16 PNP OUTPUT 42CRC 4001 Non Latched Output Function Switch Positions E Through H with or without External Gating External Connections 42CRC 4001 Connector Em Cable Assembly 460 2292 Red bd Supply 10 30VDC Control Output Resistor by cus
11. egistration Mark Control with Automatic Gain Control AGC is a fixed focus diffuse reflective scanning device designed to detect pre printed registration marks against contrasting backgrounds Detection of the marks is achieved by sensing the difference in the gray scale response to the mark and background This device has two sources of emitted light a red and a green LED that are selected by an operating mode switch The choice of a red or green LED broadens the control s capability of detecting a wide range of mark and background colors A small light spot is projected on the material being scanned The reflectiv ity of the material at the spot defines the level of the received signal Changes in the reflectivity due to the contrast between the printed mark and the background is recognized by the control which provides an output This output can then be used by the packaging machine to properly cut seal crimp or fold packages or tubes The 42CRC Series 4000 also has a number of unigue features that enhance flexibility and reliability An automatic gain sensitivity control permits fully automatic operation eliminating the need for constant operator interface when mark to back ground colors change A manual sensitivity selection mode enables the operator to fine tune the control to detect poor quality marks A built in diagnostic system provides early warning alarm indication of gradual loss of operating margin due to cha
12. gin gt 1 7X indicative of correction of a fault condition resets the diagnostic alarm Since the diagnostic alarm feature is not time based its operation is not affected by operations employing indefinite pauses Function Selector Switch Two function switch selection charts are provided with Opera ting Modes each registration control one is attached to the control the other chart with adhesive backing can be mounted on the machine for easy reference The selection chart makes it easy to select the proper op eration mode on the function switch shown in Figure 6 PHOTOSWITCH Example The operating mode required is as follows AB COLOR 1 Output Non Latch REGISTRATION CONTROL 2 Spot LED Color Green 42CRC 4000 our sroti mone marx 1 3 Operating Mode Automatic 4 Mark Color Dark Select a switch position which has a white dot in each of the above columns r4 59 EE z9 a2 A The correct switch position for this application is Kgl HM OROOM EE EUO OO 80 55 5080A FIGURE 7 42CRC Color Registration Control Additional Features d Contrast Check Continued Test Points are provided on the back cover of the control see Figure 5 Page 6 to determine if sufficient contrast exists between the mark and the background for reliable operation The test point contacts are made of nick el plated stainless steel and can be immersed in water or short circuited without affecting the operat
13. ia a convenient external function selector switch See Figures 5 6 and 7 a Latch Operation This function allows the user to latch the switched output ON for an in definite period when a mark is detected The output is reset by applying a positive 4 to 30 VDC to the white GATE RESET input lead or by simply switching this lead to the B supply Electromechanical or solid state con tacts can be used to reset the control This function enables the output dura tion to be extended and the output reset later in the machine cycle The Latch switch positions are A through D b Non Latch In the non latch mode detection of a mark turns the switched output ON for an adjustable dwell time of up to 250 milliseconds After the dwell time the output will automatically reset This mode is similar to an adjust able one shot Non latch positions are E through H c Light and Dark Mark Sensing The 42CRC can be set to energize on the leading edge of light marks on a dark background or the leading edge of dark marks on a light background The alphabetic positions on the function switch have letters with white backgrounds and letters with black backgrounds Select white background positions for light mark sensing and black background positions for dark mark sensing d Automatic Operation Automatic mode provides stable adjustment free sensing for most ap plications The 42CRC automatically adjust
14. ion of the control To check contrast set the control in the manual mode Set the web station ary with the light spot of the control on the background Using a DC volt meter 100K ohm volt connect the test probes to the test points Note the reading and repeat the measurement with the light spot centered on the mark If the difference between the two readings is in excess of 300 mV there is sufficient contrast for reliable operation Check the mark background with both the green and red LEDs Use the LED that provides the maximum voltage difference By making this con trast check you can also determine the correct mounting angle Figures 2 3 and 4 by adjusting the scanning angle to obtain the maximum voltage difference Led Light Source Selection BACK REGISTRATION MARK COLOR DN ESTI don ware mue oreen venom ORANGE RED BLACK OR GREEN GREEN RED RED OR OR GREEN GREEN RED RED RED YELLOW OR OR OR GREEN GREEN GREEN RED RED RED OR OR OR GREEN GREEN GREEN RED RED BLACK OR OR GREEN GREEN FIGURE 8 10 42CRC Color Registration Control Operation After the control has been properly installed and the chosen operating mode has been selected set the dwell and the sensitivity controls to the full counter clockwise position Apply power to the control and set the web in motion THE WEB MUST BE MOVING AT LEAST 2 INCHES 51 mm PER SECOND FOR PROPER CONTROL FUNCTION Automatic Non Latch In this set
15. nges in contrast misalign ment or dust prior to loss of output signal avoiding unexpected process disruption Custom microcircuitry for very high sensitivity and increased intelli gence in a small workable package e Fast 250 microsecond response time Latch or automatic reset functions Adjustable output dwell time Selectable light or dark mark detection Continuous output short circuit protection Reverse polarity protection 2 42CRC Color Registration Control Description An external gate input makes it possible to blind the control during por Continued tions of the machine cycle eliminating the possibility of false signals between registration marks Analog test points allow evaluation of mark contrast prior to running a machine and three LED status indicators provide setup ease and accuracy Quick Disconnect design for ease of installation reduced downtime and replacement cost e NPN or PNP outputs Model 4000 has one NPN sinking output rated 100mA at 30 VDC Model 4001 has one PNP sourcing output rated 100 mA at 30 VDC Both models have a separate diagnostic NPN sinking output rated 30 mA at 30 VDC Rugged high impact housing is constructed of 4380 0 cast aluminum anodized and epoxy coated for maximum corrosion resistance e Entire control is rated for NEMA 3 4 6P 12 and 13 IP67 IEC 529 Installation a Lens Location For increased flexibility the lens of the 42CRC is i
16. nterchangeable with the lens cap Determine which lens location is best for your particular applica tion taking into consideration the accessibility to the control adjustments and the visibility of the indication lights When the lens location has been determined make sure to tighten the lens and cap to effectively maintain a watertight rating b Mounting The control must be mounted on a firm stable surface or support A mount ing which is subject to excessive vibration or shifting may cause unreliable operation This control is designed to detect a mark at a fixed distance from the lens Mount the control 5 inches 13 mm from the web to the center of the face of the lens with the light spot centered on the mark Web flutter must be held to a minimum to maintain the sensing distance within the 08 2 mm depth of field To ensure reliable operation mount the control where the web material travels smoothly over a plate or roller with little flutter and where there are no web creases or wrinkles See Page 3 Figure 1 42CRC Color Registration Control 3 42CRC Mounting MOUNT THE 42CRC OVER A PLATE OR ROLL TO PREVENT FALSE SIGNALS DUE TO WEB FLUTTER FIGURE 1 Installation c Wiring Continued For proper wiring the 42CRC requires a Photoswitch Cable Assembly 60 2292 ordered separately The control operates on 10 30 VDC 70 mA max See pages 11 and 12 for complete specifications All external wiring should conform to
17. s the sensitivity compensating for variations in background colors and lens contamination It also provides additional gain for the low contrast marks on dark backgrounds and scan ning of glossy surfaces at an angle In this position the orange LED marked AUTO is ON and the manual sensitivity adjustment is NOT functional Switch positions for this mode are A E C CH E B G Ed e Manual Operation This operating mode extends the control s sensing capability for very low contrast marks e g pastel colors on light backgrounds Signal processing in the 42CRC continually corrects for variations in background signal level The result is a mark detection system that has a more stable threshold 42CRC Color Registration Control Operating Mode level and is easier to set up in the manual operation mode The control Continued must be set in the manual mode when the test points are used to check for sufficient sensing contrast see Contrast Check on page 9 In this position the orange LED marked AUTO will be OFF and the manual sensitivity adjustment is functional Switch positions for this mode are B E D D E Fj H Lil f Redor Green Light Sources The 42CRC Control has both a red and a green LED light source The function switch permits selection of one or the other LED The LED selec tion guide Figure 8 on page 9 lists which LED to use with some basic mark and background color combinations
18. the National Electric Codes and applicable local Codes See wiring diagrams beginning on page 15 for external connections Al ign ment The 42CRC is designed to perform reliably on many different types of web material However once the device is mounted and wired it should be aligned to the particular web material for optimum performance and reliability Most marks can be detected by using the following mounting and align ment methods Difficult mark colors and some foil material may require the use of the Test Points on the control to determine the best position for maximum mark to background contrast see Page 9 d Contrast Check a Opaque Reflective Web Material For sensing light or dark registration marks on opaque reflective surfaces mount the control 5 13 mm above the surface of the material If the sur face is shiny or reflective angle the control about 10 to 15 degrees to the perpendicular 75 to 80 from the control to the web surface See Figure 2 Page 4 b Opaque Non Reflective Web Material For sensing light or dark registration marks on material with non reflective surfaces mount the control 5 13 mm from the surface and perpendicu lar 90 to the web See Figure 3 Page 4 4 42CRC Color Registration Control Al ign ment c Transparent Web Material With Dark Opague Mark Continued For this type of material mount the control 5 13 mm above the web surface and at a 10 to 15 degree angle
19. ting no sensitivity adjustment is required and the sensitivity control is inoperative Set the dwell control to the desired output dwell by rotating the adjustment clockwise to increase the time to a maximum of 250 milliseconds Automatic Latch No sensitivity or dwell time adjustments are required and both controls are inoperative Manual Non Latch Rotate the sensitivity control clockwise until the Green Margin Light illuminates with the presence of a moving mark This setting provides the correct signal for reliable operation If output dwell time is reguired rotate the dwell control clockwise to the appropriate duration Manual Latch Set the sensitivity control as described above The dwell time is inoperative Gating LIGHT MARK MARK DARK MARK v V AT VAN u WEB Y MATERIAL 77 a 42CRC 4000 NPN OUTPUT NO GATING 42CRC 4001 PNP OUTPUT NO GATING GATING SIGNAL 42CRC 4001 NPN OUTPUT GATED 42CRC 4001 PNP OUTPUT xs HE ae T i b ds s GATED FIGURE 9 42CRC Color Registration Control 11 Maintenance Clean the lens surface periodically With a non abrasive cleaning solution mild soap and a soft cloth Do not use strong chemicals on the plastic lens Specifications 12 42CRC Color Registration Control Volt ge Supply oeu 42 eee an ar EN 10V to 30VDC Current Consumption VYYY YY Y nen 70mA Max Output Model 4000 2 2 2222 YY Y Y Y ee ee Open Collector NPN
20. to the perpendicular 75 to 80 from the control to the web surface A light colored plate or roller must be mounted directly behind the transparent web material The control will see through the transparent web sense the light colored background providing the required contrast to the dark opaque registration mark See Figure 4 42CRC Alignment OPAQUE NON REFLECTIVE WEB MATERIAL OPAQUE REFLECTIVE WEB MATERIAL WITH LIGHT OR DARK REGISTRATION MARKS WITHEIGET OR DARK REGISTRATION MARKS gt 42CRC 42CRC SCANNING DISTANCE 5 13mm SCANNING DISTANCE 75 TO 80 ser 5 13mm WEB MATERIAL PLATE WEB MATERIAL PLATE MOUNT THE 42CRC AT A 10 TO 15 DEGREE ANGLE MOUNT THE 42CRC PERPENDICULAR TO THE WEB FOR REFLECTIVE SHINY WEB SURFACES FOR NON REFLECTIVE MATTE WEB SURFACES FIGURE 2 FIGURE 3 TRANSPARENT WEB MATERIAL WITH DARK OPAGUE REGISTRATION MARKS 42CRC SCANNING DISTANCE 5 13mm 75 TO 80 e i EN TRANSPARENT PLATE WEB MATERIAL MOUNT THE 42CRC AT A 10 TO 15 DEGREE ANGLE MOUNT A PLATE MADE OF A LIGHT COLORED MATERIAL BEHIND THE TRANSPARENT WEB MATERIAL FIGURE 4 42CRC Color Registration Control 5 Operati ng Modes After the control has been installed and aligned it must be set for the particular operation An important feature of the control is that 1t gives the user complete flexibility to select any combination of the four major operating modes listed below v
21. tomation Level 14 Core F Cyberport 3 100 Cyberport Road Hong Kong Tel 852 2887 4788 Fax 852 2508 1846 Publication PA 8853 February 1994 Supersedes Publication PA 8853 February 1989 Copyright 1994 Rockwell Automation Printed in USA
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