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Operating Instructions

KNH35 High Voltage Generator

BA-en-3031-2004

Summary of Contents for KNH35

Page 1: ...Operating Instructions KNH35 High Voltage Generator BA en 3031 2004 F00038y ...

Page 2: ...2 BA en 3031 2004_KNH35 ...

Page 3: ...ble 15 3 7 Connecting the supply voltage 16 3 7 1Variant with connecting terminals 16 3 7 2Variant with connecting plugs 17 3 8 Analog interface 18 3 8 1Variant with connecting terminals 18 3 8 2Variant with connecting plugs 20 3 9 Laying the cable shield of the interface cable 21 4 Operation 23 4 1 Start up 23 4 2 Menu system 24 4 3 Overview of functions with options and factory settings 26 4 4 S...

Page 4: ...4 BA en 3031 2004_KNH35 9 Dimensions 43 10 Spare parts and accessories 44 A Annex 45 A 1 Assembly instructions Plug connectors Analog interface 45 Declaration of Conformity 47 ...

Page 5: ...enerator allow it to be adapted to any kind of operating condition User operation is menu assisted texts and messages appear in plain text on a two line display Also the monitoring of important functions high voltage cascade calibra tion short circuit current voltage and current limitation of the KNH35 high voltage generator provides the ultimate in safety standards Please read these instructions ...

Page 6: ... switch ON OFF 5 Cable gland analog interface connection 6 Cable gland mains voltage connection 7a Front plate with screw type terminals 7b Front plate with plugs 8 Analog interface 13 System input Fig 1 High Voltage Generator with screw type terminals Z 116929y_1 D Fig 2 High Voltage Generator with sockets Z 116929y_3 E ...

Page 7: ...inadvertent contact of the bars and of live components by personnel as specified by the employer s liability insu rance association may have to be provided e g DGUV V3 in Germany Contact protection devices made of conductive material must be grounded 2 3 Technical advance The manufacturer reserves the right to make changes to the technical specifications without prior notice in order to adapt the ...

Page 8: ... and routed with the shortest possible distance to the machine frame The ground cable should have a mini mum cross section of 1 5 mm2 A cross section of 2 5 mm2 is required for cable lengths exceeding 0 5 meters see chapter 3 2 Ground con nection page 12 Depending on the parameter setting Autom Start high voltage may be applied immediately after activating the supply voltage see chapter 4 1 Start ...

Page 9: ...le to the high voltage generator and to the distribution box page 14 To avoid damaging the generator make sure that the signals are con nected correctly see chapter 3 8 Analog interface page 18 Fusing protection for the fault alarm contact must be provided by the customer see chapter 3 8 Analog interface page 18 Shielded cables must be used to wire the analog interface and for all interface cables...

Page 10: ...nd voltage air circulation etc and can therefore not be specified in general terms If the maximum allowable concentration of ozone must be observed at the site of installation of the bar the concentration must be measured on site The AGW value maximum admissible concentration serves to assess the ozone concentration at the workplace The user must make sure that the appropriate national AGW value i...

Page 11: ...ets supplied with the unit When mounting the unit make sure that the operating elements and the connector terminals remain accessible and that control of the unit is not impaired The site of installation must be dry and free of dust if possible Air circula tion must not be obstructed Fig 3 Installation of the high voltage generator Z01034y 405 371 320 A 150 245 107 M8 M8 ...

Page 12: ... minimum spacing of 50 mm between low voltage and high vol tage cables if this cannot be done shield the low voltage cable If the high voltage cables are led through bores in conductive grounded materials the minimum bore diameter D is calculated as follows from the wall thickness of the material Bore hole diameter D mm 60 mm wall thickness mm E g wall thickness 2 mm D 60 mm 2 mm 30 mm Allow the b...

Page 13: ...s R120 R121A The KNHV3 distributor box available as an optional extra allows the user to increase the number of bars connected When using this option make sure that the sum of the bar currents does not exceed 5 mA 1 Generator KNH35 2 Distributor box KNHV3 3 High voltage cable 4 Charging bars Example Current per meter of active bar length 1 mA Sum of active bar lengths 2 m maximum total current 2 m...

Page 14: ...ltage cable Push the high voltage cables up to the stop into the socket connection Finally secure the adapter inside the socket with the clip provided see figure Cables without adapters have a color coded marking on the flexible tubing This marking must lie flush with the outside edge of the coupling Note The clip must be fully inserted Caution The high voltage cable must be pushed up to the stop ...

Page 15: ...ard Work may be carried out only if the supply voltage to the generator has been disconnected the machine is at a standstill because the bars pick up charges if the material web is running Take off the clip at the generator and or the R131 bar using a 3 mm screw driver Then pull out the cable ...

Page 16: ...he generator To connect the supply voltage and the interfaces the lid with the connec ting terminals must be removed The connecting terminals are located on the inside of the lid Remove the 4 screws at the lid Fee the cable through the cable gland provided Connect the supply voltage to terminal strip ST16 Firmly tighten the screw down nut of the cable gland this must be done to safeguard IP protec...

Page 17: ...able must be plugged drawn into the mains inlet socket of the generator only with the generator switched off The supply voltage to the high voltage generator is connected directly to the mains power supply with the mains power plug via a terminal connec tor or a grounding type plug ...

Page 18: ...ire the analog interface the shield must make contact on both sides 3 8 1 Variant with connecting terminals Pin assignment ST15 7 8 9Floating contact fault alarm contact Output depending on parameter Limit Signal 1 case Limit Signal NO contact opens in the event of malfunction chap 7 2 case Limit Signal YES contact opens in the event of malfunction and when reaching the current or voltage limit ma...

Page 19: ... the high voltage release maximum current load 50 mA 13 GND for setpoint and actual values 14 Voltage or current setpoint input depending on switch position S1 4 Switch S1 4 ON Setpoint 0 20 mA 20 mA corresponding to maximum output value 30 kV or 5 mA Load 500 Switch S1 4 OFF Setpoint 0 10 V 10 V corresponding to maximum output value 30 kV or 5 mA The parameter Ext setpoint must be set for ON 15 A...

Page 20: ...0 mA 20 mA corresponding to maximum output value 30 kV or 5 mA Load 500 Switch S1 4 OFF Setpoint 0 10 V 10 V corresponding to maximum output value 30 kV or 5 mA The parameter Ext setpoint must be set for ON 5 Actual value I 0 20 mA output 0 mA corresponding to 0 mA 20 mA correspond to 5 mA output current max load 500 6 Actual value U 0 20 mA output 0 mA corresponding to 0 kV 20 mA correspond to 30...

Page 21: ...ily con nected to the appropriate plugs Use a counter nut to firmly connect the bottom part 3 of the cable gland with the lid Detach screw down nut 1 and sealing pack with contact sleeve 2 from the cable gland and pull over the cable Cut outer sheath of the cable to the desired length Cut sheathing mesh or the sheathing film roughly to the length contact sleeve X Push forward the sealing pack with...

Page 22: ...ng sheathing material Feed the cable through the previously mounted bottom part of the cable gland Push sealing pack with contact sleeve flush into the bottom part Connect screw down nut with the bottom part until the sealing pack forms a small bulge between screw down nut and cable Fig 13 Laying the cable shield Z00215ay ...

Page 23: ...perates alternatively in the voltage constant or the current constant operating mode If all necessary operating parameters have been correctly set high voltage may be released via the button The LED below the button will light up High voltage is now applied at the bars or at the high voltage output Output voltage and output current are monitored via the display In the voltage constant operating mo...

Page 24: ...ey to abort editing In the menu system the display also skips back one menu level Holding the key down for longer than 2 seconds will return the display to the main display Use the 3 key to save the new value and to end editing Select a menu entry in the menu system or open the appropriate sub menu In the menu system the key only has switch off function If the key is pressed all activated high vol...

Page 25: ...age Change setpoint LCD contrast Load default Operating mode Ramp time Limitation type Limit Max setpoint Ext setpoint Service Software version μP utilization Operating hours Generator temp HV hours Spark temporary Spark counter Error counter Error list Autostart Release mode Limit signal Ki PID PWM control Release source Service setup ...

Page 26: ...ting mode 3 0 30 0 kV in 0 1 kV increments 30 0 kV I limit Y YY mA Setting the current limit in the voltage constant operating mode 0 20 5 00 mA in 0 01 mA increments 5 00 mA limitation type If the selected current or voltage limit is exceeded the generator is switched off or the output value is limited limit switch off limit ramp time The ramp time determines the time in which the output voltage ...

Page 27: ...ptions Factory settings language Defines the language version of the text output on the display Deutsch English Francais Italiano Espaniol Deutsch change setpoint Setpoint changes allowed at the generator keyboard YES NO YES LCD contrast Contrast settings of the LCD display 0 5 3 ...

Page 28: ... item The password should be made available only to authorized personnel Password entering After selecting the Setup menu item the display will show Password Enter the password by entering the key sequence 3 If the entry is correct the first menu item HV output will be displayed The operating parameters include output specific parameters and global parameters Fig 16 Setpoints Z01101e Main menu Set...

Page 29: ...kept constant also if the operating conditions alternate within the operating limits Note In the current constant mode the transient time is significant more slowly than in the voltage constant mode Fig 18 output specific operating parameters Z01105e_a Main menu Setup Password HV output Operating mode Ramp time Limitation type Limit Max setpoint Ext setpoint Autostart Release mode Limit signal Rel...

Page 30: ...the constant current operating mode This will prevent the generator from delivering uncontrolled energy to the consumer Depending on application it might be useful to switch off or limit the output when exceeding the previously selected current or voltage limit If switch off is selected the generator will be switched off when reach ing the current or voltage limit an error message is displayed and...

Page 31: ...is parameter allows the user to define the mode of operation of the high voltage release The following setting options are available Internal With this setting the high voltage is enabled and disabled only via the Vol tage button External With this setting the high voltage is enabled and disabled only via the external release source see Setting the Parameters Release Source Internal External With ...

Page 32: ...l release responds to the analog setpoint input of the analog interface This function can only be used with activated ext setpoint This setting can be used if only one analog output is available at a remote controlled PLC which controlls both the setpoint setting and the release of the high voltage via the analog interface The switch on threshold of the high voltage is at 20 of the setpoint corres...

Page 33: ...ally Warning If YES has been selected for automatic runup high voltage is available immediately after the supply voltage to the generator is switched on If the current or voltage limit is reached the generator may transmit a sig nal during limiting This signal will be transmitted to the status relay which will drop when reaching the limit Automatic runup after mains failure autostart ON NO Limitin...

Page 34: ... deactivated before the setpoint can be modified again This function can be used to change the display contrast When acknowledging this menu entry with 3 all settings are returned to the default settings delivery status Fig 19 Global operating parameters Z01103e_b Main menu Setup Password HV output Setup global Language Change setpoint LCD contrast Load default Language language english Change set...

Page 35: ...d the date of the current software Showing the operating hours in hh mm ss Fig 20 Service menu Z01106e_a Main menu Service Software version µP utilization Operating hours Generator temp HV hours Spark temporary Spark counter Error counter Error list Ki PID PWM control Service setup Software version software version V2 08A 13 10 14 Operating hours operating hours 123 40 35 ...

Page 36: ...ing the sparks which have not resulted in the generator being disabled Counter of all sparks which have occurred List of the last 10 errors which have occurred Scroll through the list using the arrow keys no running number code Error number time Time the error occurred as shown by the operating hour counter Capacity utilization of the internal micro processor HV hours HV hours 100 30 38 Sparks tem...

Page 37: ... the PID controller PWM value of the actuating signal This area is password protected and accessible only for Eltex service personnel Generator temperature generator temp 35 C Ki PID Ki PID controller 42 PWM Controll PWM controll 3400 Service setup SERVICE SETUP ...

Page 38: ...e be defined by the user according to the operating conditions The generator itself does not require any maintenance The fuse is accessible after opening the lid together with the connecting terminals or the plugs The type of fuse is shown on a label next to the fuse 5 2 Charging bars To ensure the proper function of the charging bars clean weekly with compressed air free of oil and water max 6 ba...

Page 39: ...f the operating and assembly instructions spe cified by Eltex have been observed The warranty period begins on the date of delivery In the event of defects occurring during the warranty period the units or defective components will be repaired at Eltex Defective components will be replaced and installed free of charge If repairs are required at the customer s premises the costs for sending a techn...

Page 40: ...5 high power discharges within 5 seconds Reduce output voltage Clean bars see Maintenance Error text 03 spark counter 2 Processor measuring range was exceeded Reduce output voltage Clean bars see Maintenance Check high voltage cables Error text 04 short circuit Short circuit detected with a current of 5 mA and a voltage of 150 V Disconnect connected consumers one after the other and localize the s...

Page 41: ... data Error in service data Service data will be deleted Acknowledge error If it recurs a memory problem exists send unit for repairs The following errors will not deactivate the high voltage Error text 103 high voltage on Selecting the menu item Setup with the high voltage switched on Deactivate the high voltage before editing the operating parameters Error text 104 ext setpoint The external setp...

Page 42: ...istic K in compliance with DIN EN 60947 2 VDE 0660 101 max 255 VA Sheet metal steel 1 5 mm enamelled IP54 5 40 C 41 104 F for hanging installation and free convection 5 35 C 41 95 F for horizontal mounting 20 70 C 4 158 F max 80 r h non condensing 405 x 245 x 107 mm H x W x D 5 2 kg Connections interfaces High voltage output Analog interface Mains voltage and interfaces are designed as screw type ...

Page 43: ...BA en 3031 2004_KNH35 43 9 Dimensions A clearance for cable connections Fig 21 Dimensions high voltage generator with mounting bracket Z01034y 405 371 320 A 150 245 107 M8 M8 ...

Page 44: ...8542 Variant with connection plugs Plug connector analog interface for cable inside diame ter 5 5 mm outside 7 5 mm with grounding sleeve and seal 109031 Interface cable analog interface generator open cable ends on consumer side specify cable length KS B___ Fuse clip mains power cable ELM00545 Standard mains cable grounding type plug 2 5 meters in length LEI00344 Protective cap analog interface E...

Page 45: ...ded screen flush with the external diameter of the shielded sleeve 5 Trim the foil wadding and inner insulation Strip the litz wires by 3 5 mm twist and tin plate Solder crimp and screw the litz wires to the contacts Insert the spacer sleeve 6 Guide the insert 7 and spacer sleeve 6 into the insert sleeve 8 taking care that the desired coding groove of the insert 7 is introduced into the bar Press ...

Page 46: ...46 BA en 3031 2004_KNH35 ...

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Page 48: ... mbH Blauenstraße 67 69 79576 Weil am Rhein Germany Phone 49 0 7621 7905 422 eMail info eltex de Internet www eltex de Eltex offices and agencies The addresses of all Eltex agencies can be found on our website at www eltex de Z01007y ...

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