Roland Double Sheet Detector I20 Series Manual Download

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Manual

Double Sheet Detector-series I20

Technical records

B0069991 / Rev. 1.7

112

ROLAND ELECTRONIC GmbH · Otto-Maurer-Str. 17 · DE 75210 Keltern · Phone +49 (0)7236-9392-0 · Fax +49 (0)7236-9392-33

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Summary of Contents for Double Sheet Detector I20 Series

Page 1: ...pairs of sensors for double sheet control of 0 15 10 mm 004 255 inch sheet thickness 4 channel version allows connection of up to four pairs of sensors Suitable for magnetic feeder systems Programmabl...

Page 2: ...DE 75210 Keltern All rights on this document are at Roland Electronic GmbH Reproduction also partly electronical coverage translation transmission to third parties only with our prior permission Subj...

Page 3: ...ability 19 3 4 Control unit 20 3 5 Parameters of the control unit 20 3 6 Application examples 27 3 7 Tailor Welded Blanks 33 3 8 Design information regarding transporting velocity 33 3 9 Secondary mag...

Page 4: ...operation 105 9 4 Faults concerning keyboard 105 9 5 Faults concerning parallel interface 105 9 6 Faults concerning sensor test 106 9 7 Faults concerning Teach In Zero adjust 106 9 8 Faults concerning...

Page 5: ...duct listed above complies with the requirements of the EMC directives listed below Applied Directives 2006 95 EG Low Voltage Directive EN61010 1 2010 2004 108 EG EMC Directive EN61000 6 2 2005 08 EN6...

Page 6: ...9392 33 Blank page 1 Safety advices 1 1 Safety instructions and warnings for user This handbook contains all information required for the correct operation of the Roland equipment It has been written...

Page 7: ...ardiac pacemakers and other such apparatus 1 2 Declaration of icons Warning general dangers Reference to imminent hazards which can result in severe bodily harm or death Warning dangers by high voltag...

Page 8: ...Manual Double Sheet Detector series I20 Technical data B0069991 Rev 1 7 8 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 9: ...0 4 O S FP Protection category IP40 inside IP65 front cover Dimensions approx W x H x D mm 240 x 240 x 120 240 x 240 x 170 Dimensions approx W x H x D inch 9 45 x 9 45 x 4 7 9 45 x 9 45 x 6 7 Weight a...

Page 10: ...for wall mounting connection of up to 4 sensors IN OUT interface I20 2 O S FP Control unit for front panel mounting connection of up to 2 sensors IN OUT interface I20 4 O S FP Control unit for front p...

Page 11: ...on Sheet thickness 0 15 8 mm for steel 0 1 10 mm for Aluminum LW 20 30 MS m 0 4 10 mm for austenitic Stainless steel at nom sensor distance min max 40 20 80 mm 40 20 80 mm 40 20 80 mm Sensor distance...

Page 12: ...ble sheet condition will be reliably detected if the switching thresholds are set tight The working ranges of the sensors depend very much on the material properties they can deviate from the sensor d...

Page 13: ...Properties and Materials Mix up The sensor gap can range from 20 to 80 mm depending on the geometry of the parts to be tested Note If more than 1 pair of sensors is connected to the system the sensor...

Page 14: ...al Double Sheet Detector series I20 Technical data B0069991 Rev 1 7 14 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 2 4 Dimensions of the sen...

Page 15: ...ht angle cable socket at the sensor SCI20S GG TE extension cable for sensor cable also use as quick disconnect Applicable to all cables Bending radius 50 mm at fixed installation 100 mm at flexible in...

Page 16: ...Note This cable must be used if the sensors ISQ IEQ42FS with firmly connected cable are taken 2 5 1 Allocation of sensor cables SCI20S GG SCI20S GW and SCI20S GG TE Fig 5 Allocation of sensor cables...

Page 17: ...t standstill Only then a dynamic Teach In can be performed The materials which can be measured depend on the restrictions of the sensor pair used b FE AL 0 5 3 mm c FE AL 0 1 0 8 mm d FE Austenite 0 1...

Page 18: ...ences of the Adjustments of the I20 in Comparison to the Standard Use Teach In Instead of the single sheet 1 sheet part A is used for a teach in of 100 Instead of two sheets 2 sheets part B is used fo...

Page 19: ...ollowing factors the stability of the measuring values the setting of under gauge threshold and over gauge threshold the evaluation of the status signals Stable measuring conditions will result in sta...

Page 20: ...ate all status signals Checking up through the 0 sheet signal is to assure that a sheet really is between the sensors during measuring If 0 sheet occurs while measuring the measurement is not correct...

Page 21: ...perating the unit via display and keyboard German English Spanish Italian French System type Fundamental setting of the system function In Standard setting the nominal thickness the material and the e...

Page 22: ...refer to chapter 3 7 2 Measurement mode Sets how the measuring is to be triggered The following modes are available Ext Single default setting Here a single measuring is performed For doing so the si...

Page 23: ...ge If monitoring is set and the PLC voltage is not connected an error condition would be detected External Adjust Determines whether an external Teach In zero adjust is to be possible If yes is set th...

Page 24: ...s e g I20 4 Nominal thickness Specifies the nominal thickness of the sheets to be measured Value range 0 000 15 00 mm 0 000 0 590 in Default setting 0 00mm 0 000 inch Material Specifies the material t...

Page 25: ...tion the system can additionally be calibrated to a 2 sheet condition The calibration applies only to the selected program 3 5 3 2 Program parameters for the Monitoring Parts for Hardened Tempered Pro...

Page 26: ...esholds The switching thresholds should be adjusted corresponding to the application Nom curr settling time Defines the time within the system must achieve a stable measurement result For details refe...

Page 27: ...imultaneously in case of identical sheet thickness and if the thickness does not exceed a ratio factor of 2 1 sequencer Sender Transmitter Empf nger Receiver Kabel SCI20S Cable SCI20S Kabel SCI20S Cab...

Page 28: ...The priorities are 2 sheet is issued if at least one sensor detects 2 sheet 1 sheet is issued if all sensors detect 1 sheet 0 sheet is issued if no 2 sheet is detected but at least one sensor detects...

Page 29: ...minal thickness changes from cycle to cycle For this procedure the respective parameter set program must contain nominal thickness and sensor number The selection of the program is then performed by t...

Page 30: ...ensors The summary output is formed with the following priorities 2 sheet before 0 sheet 0 sheet before 1 sheet The following is a typical application example Note The simultaneous measurement sequenc...

Page 31: ...ns are available Combinations for 2 channel system Combinations for 4 channel system Sensor 1 Sensor 2 Sensor 1 Sensor 2 Sensor 1 Sensor 2 Sensor 3 Sensor 4 Sensor 1 Sensor 2 Sensor 1 Sensor 3 Sensor...

Page 32: ...ly 3 sensors are activated The following rule applies The highest sensor number in the combination determines the minimum number of activated sensors Note The combination is a program parameter theref...

Page 33: ...r Welded Blanks While processing tailor welded blanks sheet consists of two or more thicknesses the nominal thickness of the thickest sheet will be chosen to be entered 3 8 Design information regardin...

Page 34: ...er 7 Start up Program parameter 7 Material Thickness range Minimal settling time Damping mode FE 6 8 mm 3 5 6 mm 2 5 3 5 4 mm 1 6 2 5 mm 1 2 1 6 mm 0 8 1 2 mm 0 8 mm 250 ms only for sensor 42 30 100 m...

Page 35: ...e program parameters the following guide lines apply with sensor gap sensor diameter 3 8 4 Measurement at standstill of sheet For measuring of sheets in standstill condition the following must be cons...

Page 36: ...Manual Double Sheet Detector series I20 B0069991 Rev 1 7 36 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 37: ...s IP65 and is designed for mounting the enclosure close to the sensor location This results in the use of shorter sensor cables with a corresponding lower exposure to electromagnetic noise and could t...

Page 38: ...392 0 Fax 49 0 7236 9392 33 4 2 Dimensions of the system 4 2 1 Unit in industrial enclosure 2 channel unit I20 2 O S 4 channel unit I20 4 O S I20 2 O S I20 4 O S All dimensions are in mm Tolerance 0 4...

Page 39: ...75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 39 4 2 2 Front panel enclosure I20 2 O S FP I20 4 O S FP All dimensions are in mm Tolerance 0 4 mm Fig 14 Dimensions of the front panel enclo...

Page 40: ...to Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 All dimensions are in mm Tolerance 0 4 mm Fig 15 Dimensions of the front panel enclosure side view Note A minimum depth o...

Page 41: ...re must be taken that the running coil cannot damage the sensors If necessary the sensors must be protected with additional shields from damage by incoming sheets Recessed mounting of the sensors must...

Page 42: ...sor diameter The dimension x should ideally correspond to the sensor diameter D see picture below Sensor type IS42 30GS IE42 30GS or ISQ42S IEQ42S Sensor gap Minimal distance to the sheet edge X Minim...

Page 43: ...distances may not deviate from each other for more than 10 Otherwise the zero adjustment can be faulty Example S1 40mm S2 42mm S3 39mm S4 43mm All values are within 10 For details refer to chapter 2 3...

Page 44: ...onveyors rails either through the air or the sheet It is important that the mounting of the magnets in the conveyor belts results in an opposite magnetic flux configuration of the type N N or S S Fig...

Page 45: ...ed wherever possible 50 cm after the start of the magnetic tape drive Note If electromagnets are used in the conveyor belts the electromagnets must be supplied with DC voltage current The residual rip...

Page 46: ...Manual Double Sheet Detector series I20 Electrical installation B0069991 Rev 1 7 46 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 47: ...tions can result in additional electrical connections This can disturb the measured values 5 2 Configuration of connectors 5 2 1 Configuration of connectors at the I20 2 O S I20 4 O S to connect up to...

Page 48: ...in range Zero adjust Clear 2 sheet 0 1 2 wa outputs System test gap control Teach in 2 sheet Material detection NF Reset fault PLC COM 24 VDC PLC ENABLE 2 sheet 1 sheet 0 sheet LiYCY 18 x min 0 25 mm...

Page 49: ...Pin no Outputs Specification 24 VDC voltage supply for opto couplers from PLC interface C 1 24 VDC 4 VDC for IN and OUT Output is HIGH if ENABLE is active unit o k C 2 OUT 0 Sourcing output Output is...

Page 50: ...necessary to avoid mixing transmitter and receiver cable When using the SCI20S cable the transmitting sensor and the receiving sensor will automatically be connected to the appropriate sockets of the...

Page 51: ...Q IEQ42FS with firmly attached cable are used this cable must be used for extending the sensor cable For details refer to chapter 2 5 1 Fig 25 Cable extension SCI20S GG TE Sender Transmitter Empf nger...

Page 52: ...ter Empf nger Receiver IS IE IS GS ISQ S IE GS IEQ S Kabeldose 2276032 Cable socket 2276032 Kabeldose 2276032 Cable socket 2276032 Kabel SCI20S Cable SCI20S Kabel SCI20S Cable SCI20S IEQ FS Empf nger...

Page 53: ...69991 Rev 1 7 Electrical installation ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 53 5 3 2 Connecting diagram I20 4 with four sensor pairs F...

Page 54: ...Manual Double Sheet Detector series I20 B0069991 Rev 1 7 54 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 55: ...ot active by default 8 Teach In 2 sheet not active by default 9 Reset Fault 6 2 PLC output signals The following signals are available as outputs Opto coupler outputs Signal Meaning Note OUT3 0 sheet...

Page 56: ...of the preset nominal value Application If the warning signal is activated though a sheet is between the sensors measuring problems might have been occurred Sensor distance changed Sheet too close to...

Page 57: ...ed At the moment of changing the output signals an undefined condition can occur at the outputs i e all outputs or none can be active If this condition occurs the outputs have to be interrogated again...

Page 58: ...eady for operation otherwise a fault condition is existing 2 Before starting a measurement all inputs must be LOW for 10ms 3 Switch the input IN0 Measurement Start to HIGH 4 After max 4ms the measurem...

Page 59: ...H ready for operation otherwise a fault condition is existing 2 All inputs must be LOW for 10 ms before Test Sensor gap is activated No sheet must be present between the sensors 3 Switch input IN6 Tes...

Page 60: ...hed IN1 Program selection the outputs OUT1 OUT4 are switched to LOW 6 After the binary value has been present for a minimum of 10 ms switch the input IN1 Program selection to LOW 7 Simultaneously with...

Page 61: ...r the output OUT0 Enable has been switched to HIGH ready for operation otherwise a fault condition is existing 2 All inputs must be LOW for 10ms before Clear 2 Sheet is activated 3 Switch input IN5 Cl...

Page 62: ...ting the zero adjust all inputs must be switched to LOW for 10ms No sheet must be present between the sensors 3 Switch the input IN4 zero adjust to HIGH Then the system performs the zero adjust which...

Page 63: ...nsors 3 Switch the input IN8 material detection to HIGH 4 Within 10ms the outputs OUT1 OUT4 are switched to LOW Now the system determines the electrical conductivity of the NF material Within 7 second...

Page 64: ...wise a fault condition is existing 2 Before initiating the static Teach In 1 sheet all inputs must be switched to LOW for 10 milliseconds One sheet of nominal thickness must be present between the sen...

Page 65: ...tched to HIGH ready for operation otherwise a fault condition is existing 2 Before initiating the Teach In 1 sheet all inputs must be switched to LOW for 10ms 3 The Teach In is selected by switching t...

Page 66: ...for operation otherwise a fault condition is existing 2 Before initiating the Teach In 2 sheet all inputs must be switched to LOW for 10ms Two sheets of nominal thickness must be placed between the se...

Page 67: ...witched to HIGH ready for operation otherwise a fault condition is existing 2 Before initiating the Teach In 2 sheet all inputs must be switched to LOW for 10ms 3 The Teach In is selected by switching...

Page 68: ...all inputs must be LOW for 10 ms 2 Switch input IN9 Reset error to HIGH 3 Within 10ms all outputs are switched to LOW If the fault can be reset the output OUT0 will be set to HIGH 4 Switch the input...

Page 69: ...pplying the power After applying power the type of system and the version number are briefly displayed Then the system switches into that measurement menu which was active before the unit was switched...

Page 70: ...easurement menu which was active before the unit was switched off Fig 29 Frontal view of the I20 with enlarged display detail LED functions symbols above the keys ON if the measured value reaches or f...

Page 71: ...Main structure of configuration menu 7 7 7 8 7 9 7 10 7 11 General system configuration Adjustment of this system sensors Parameters of the respective measurement programs Backup of the data stored i...

Page 72: ...ogram No 1 255 Lower limit value TL TL 0 99 and absolute Sensor number Sensor number 1 2 3 4 1 2 1 3 1 4 2 3 2 4 3 4 1 2 3 1 2 4 1 3 4 2 3 4 1 2 3 4 Nominal thickness 0 000 15 00 mm only in operating...

Page 73: ...up Fig 32 Sub structure program parameters of the operating mode Frequency Program No 1 255 Lower limit value TL TL 0 99 and absolute Upper limit value TU TU 100 180 and absolute Sensor number Sensor...

Page 74: ...2 33 7 4 3 Sub structure System adjustment details in 7 8 Fig 33 Sub structure system adjustment System adjustment Zero adjust Test sensor distance Deviation distance Sensors distance mm no yes all fo...

Page 75: ...0VDC 24VDC External adjust yes no Diagnostic factor thickness range System info versions of Software Hardware Proc board Hardware Analog board Dimension mm inch for system type standard for system typ...

Page 76: ...ted set parameters can be changed when the items are blinking in the display The selected set parameters are activated by pressing the ENTER key Note The systems info and bus info is displayed by pres...

Page 77: ...e the password remains active for five minutes Thus other configuration adjustments can be made without re entering the password If no key is pressed for five minutes while in the menu level then the...

Page 78: ...ed All following adjustments apply to the selected program Program parameter 2 Selecting the sensors to be used for measurement Fig 39 Sensor number Sequence Here the sensor pair sensor pairs is are s...

Page 79: ...stem determines by itself the conductivity of the material between the sensors The user will be asked whether the conductivity is to be determined now or at a later time Program parameter 5 Setting th...

Page 80: ...gram parameter 8 Teach In for 1 sheet Fig 45 Status of Teach In Possible indications missing A Teach In for 1 sheet has not been performed OK A Teach In for 1 sheet was already performed statical A st...

Page 81: ...s After the Teach In for 1 sheet the following message is shown Fig 48 Teach In finished Program parameter 9 Teach In for 2 sheet Fig 49 Status of Teach In Possible indications no No Teach In for 2 sh...

Page 82: ...n the sensors With the ENTER key the Teach In for 2 sheet will be performed Dynamic Teach In 2 sheet Fig 51 Teach In procedure for 2 sheet The double sheet must be moved through the sensor gap in mid...

Page 83: ...be configured Here the measuring program 1 255 to be configured is selected All following adjustments apply to the selected program Program parameter 2 Selecting the sensors to be used for measurement...

Page 84: ...If the achievable settling time exceeds the desired value the system selects the next larger possible value and indicates this value in the line below Possible choices 2 4 8 15 25 100 250 ms In genera...

Page 85: ...esult can become faulty Static Teach In Part A Fig 60 Teach In procedure for Part A Place part A into the sensor gap With the value shown in the display the position with the largest value positive or...

Page 86: ...ent operation Otherwise the measurement result can become faulty Static Teach In Part B Fig 64 Teach In procedure for Part B Place part B into the sensor gap With the value shown in the display the po...

Page 87: ...tion Before performing a Zero adjust procedure verify carefully that no sheet is in the sensor gap Fig 67 Status of Zero adjust Possible choices no no Zero adjust to be performed all yes All sensors a...

Page 88: ...on of the deviation of the sensor distances found Fig 71 Sensor distances By pressing the ENTER key the deviation of the investigated sensor distances are indicated when in change mode Fig 72 Indicati...

Page 89: ...ystem parameters For accessing select the system parameter configuration mode and confirm with ENTER System parameter 1 Setting the dialogue language Fig 75 Selecting the dialogue language Possible ch...

Page 90: ...inch only if system type is standard mm inch only if system type is not standard System parameter 4 not available System parameter 5 Setting the display time Fig 78 Setting the display time The maxima...

Page 91: ...should be activated System parameter 10 Determining a password Fig 81 Determining a password The factory setting of the password is 0000 System parameter 11 Specifying the number of connected sensors...

Page 92: ...85 Adjusting the measuring mode Possible measurement modes external single The system measures once if the Measurement start signal is applied via the external PLC input Each measurement must initiat...

Page 93: ...of sheets between the sensors If double sheet is detected the output 2 sheet is activated and the equipment is blocked until the 2 sheet condition is cleared This condition can be cleared through the...

Page 94: ...comes loaded with frequent writing cycles and thus becomes destroyed during the time lifetime approx 1 000 000 write cycles In this case no should be selected here System parameter 19 Setting the moni...

Page 95: ...m param is used for the equipment diagnostics and shouldn t be changed by the user System parameter 26 Strength of compensation Fig 94 Compensation strength Projected parameter System parameter 27 Sys...

Page 96: ...displayed during the data backup Fig 96 Status of data backup For backup of data the upper USB slot on the front panel must be used 7 11 Firmware update Roland systems are permanently enhanced In orde...

Page 97: ...update Simultaneously pressing the keys arrow and ENTER activates the firmware update Fig 99 Start firmware update Attention By pressing the both keys the program memory is deleted The firmware updat...

Page 98: ...Manual Double Sheet Detector series I20 Start up B0069991 Rev 1 7 98 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 99: ...witches into that measurement menu which was active before the unit was switched off Fig 100 Frontal view of the I20 with enlarged display detail LED functions symbols above the keys ON if the measure...

Page 100: ...ram 8 2 1 Entering a measurement program for the double sheet detection 1 Push the MENU key switch to change with the keys and confirm with ENTER key 2 Enter the password if active 3 Switch to program...

Page 101: ...orm this and then confirm with ENTER key 8 After the message zero adjust active the message zero adjust completed is shown Then confirm with ENTER key 9 Return into the measurement mode with the MENU...

Page 102: ...l Double Sheet Detector series I20 Fault messages causes and remedies B0069991 Rev 1 7 102 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank...

Page 103: ...probable cause The fault description and the suitable measures to remedy the fault condition are found in the following tables The cause of malfunction must be eliminated before the equipment can con...

Page 104: ...system configuration Press the ENTER key The corresponding setting will then blink Correct the value with the arrow keys if required Store the value by pressing the ENTER key 12 System parameter Syste...

Page 105: ...Faults concerning keyboard No Cause Remedy 55 56 The change of system or program parameter is not possible because a parallel function is active e g Teach In or Measurement start Await completion of p...

Page 106: ...sheet is outside the measuring range of the sensors sheet too thick wrong nominal thickness or material was adjusted Measuring range see section 3 3 sensor diagrams and 2 2 system type 152 Zero adjust...

Page 107: ...cerning supply voltage No Cause Remedy 176 Operating voltage was below 20 VDC Check power supply 177 Voltage at PLC inputs outputs too low Check power supply for PLC inputs outputs if required switch...

Page 108: ...Manual Double Sheet Detector series I20 Maintenance B0069991 Rev 1 7 108 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 109: ...between the sensors Note If the original sensor positions cannot be restored then the Teach In has to be repeated for all programs After having exchanged a sensor the zero adjust must be performed ag...

Page 110: ...10 4 Data backup via USB interface The unit provides data backup system and program parameters via USB interface the upper USB slot For performing a backup the RPP7 software is used According to the o...

Page 111: ...ams can be accessed via the help function after installation pdf Note the following First install the software Then connect the device Your installation directory must have write permissions for later...

Page 112: ...Manual Double Sheet Detector series I20 Technical records B0069991 Rev 1 7 112 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page...

Page 113: ...and Teach In 2 sheet have been installed The function System test Sensor gap control of the I20 influences the signal Enable see timing diagrams 4 PLC outputs The signal Warning has been additionally...

Page 114: ...Manual Double Sheet Detector series I20 Order data B0069991 Rev 1 7 114 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 Blank page 12 Order data...

Page 115: ...Sensor receiver in cubical enclosure with 50mm installation height mounting M6 screws without cable with sensor plug for sensor cable connection ISQ42FS Sensor transmitter in cubical enclosure with 50...

Page 116: ...l unit side 7 pin S12KCC P07MPH0 6500 for sensor cable 2276032 Cable socket 7 pin S12K0C P07LPH0 6500 for sensor cable 2276038 Cable socket 90 7 pin W12K0C P07LPH0 6500 for sensor cable 2276034 Cable...

Page 117: ...5 3 mm Frequency Damping mode Display in For System type Standard mm inch Not for system type Standard Display time 0 6 seconds ___ seconds max 2 0 Password active yes no Password 0000 _________ Pairs...

Page 118: ...Manual Double Sheet Detector series I20 Appendix B0069991 Rev 1 7 118 ROLAND ELECTRONIC GmbH Otto Maurer Str 17 DE 75210 Keltern Phone 49 0 7236 9392 0 Fax 49 0 7236 9392 33 End of Document...

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