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Portable

Plasma

Torch

Height

Controller

Manual

（

Type

：

F1620

）

JiaXing Leader NC technology Co., LTD.

2014-12

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Summary of Contents for F1620

Page 1: ...Portable Plasma Torch Height Controller Manual Type F1620 JiaXing Leader NC technology Co LTD 2014 12 ...

Page 2: ...Portable Plasma Torch Height Controller Manual F1620 ii Portable Plasma Torch Height Controller Manual Type F1620 JiaXing Leader NC technology Co LTD 2014 12 ...

Page 3: ...Portable Plasma Torch Height Controller Manual F1620 iii Version Date Page Description V1 0 2012 10 10 All The new version created V1 1 2014 09 12 iv MAX range 21 6VDC 26 4VDC ...

Page 4: ...hina Tel 021 34290970 After sales 021 34121295 Fax 021 34290970 E mail support flcnc com sales flcnc com Website www flcnc com Work condition z Working Temperature 0 50 Relative Humidity 5 95 z Operation Voltage 24VDC MAX range 21 6VDC 26 4VDC z The THC should be installed in a cab which can provide protection from powder z The THC should be better used in the situation without high electromagneti...

Page 5: ... is turning on really need to check whether a collision for example whether proximity switch is divorce whether torch retaining cap and steel is touching If we only use torch retaining cap to detect collisions separated from the protective cap and cutting steel Because there is no contact with torch retaining cap and steel the meaning that the collision have not take place the collision indicator ...

Page 6: ...ift move is true After motor cable have been linked power on when check whether the button named in THC faceplate is pressed observe whether the lift body is rising when the button named is pressed observe whether the lift body is declining If the button named is pressed the lift body is declining rather than rising or if the button named is pressed the lift body is rising rather than declining it...

Page 7: ...Portable Plasma Torch Height Controller Manual F1620 vii effective measuring voltage in THC is 0 660V DC ...

Page 8: ...hapter 2 system operation 7 2 1 Operation panel button of explaining 7 2 2 operation panel of explaining 8 2 3 Menu operation explain 10 2 4 Motor drive current 17 2 5 Working process 17 Chapter 3 Port connection 19 3 1 The case view 19 3 2 Chassis port 20 3 2 1 CNC port 20 3 2 2 Power supply motor and motor limit port 22 3 2 3Arc start port and proximity switch position port 24 3 2 4 USB port 27 ...

Page 9: ...Portable Plasma Torch Height Controller Manual F1620 ix ...

Page 10: ...of plasma power source torch which have peculiarity of constant current within limit It especially suit to torch height control of portable cutting machine Our equipment have such advantage as operate simply use easily light and portable all buttons and knobs design by humanization comfort and convenience Figure 1 1 the front panel in host type F1620E 1 2 Features of equipment Our equipment use ni...

Page 11: ...ht control is proceeding it can ensure that practical arc voltage follow setting arc voltage is closely it hardly have error When auto height control is proceeding it also can change the arc voltage setting value it is easy to change torch height slightly when torch is working When auto height control is proceeding collision signal can feedback for numerical control system it can avoid that numeri...

Page 12: ... height control if arc voltage do not exceed 30V which we have been set up parameter can change by menu the THC will start auto height control 3 Auto torch promote after collision When collision happen in a condition which torch and down is not working torch can automatic promote the time named urgency collision rise spear time When down initially detection is working or when collision happen with...

Page 13: ... work Whatever numerical control system whether have stopped torch when collision happened THC can promote torch height automatically until down height initially When torch is not working if torch collide steel plate torch will automatic promote a height named urgency collision rise spear height in general this height is higher than down height and this parameter can be change 12 Intelligent arc v...

Page 14: ...input is 5A Load capacity 100W Working temperature 0 50 IHS proximity switch of IHS Torch retaining cap of IHS Voltage divide ratio 100 1 The precision of arc voltage sampling 0 2V The precision of arc voltage adjust 1V The speed of lifting It determines by highest speed of lifting Setting scope of arc voltage 30V 600V it can change by panel spin button The biggest torch following speed It determi...

Page 15: ...Portable Plasma Torch Height Controller Manual F1620 6 ...

Page 16: ...med when the button is pressed at the second time when parameter is switching the button can increase the parameter number progressively When parameter is amending the button can increase the parameter value when parameter is switching the button can decrease the parameter number progressively When parameter is amending the button can decrease the parameter value AUTO it is also named as AUTO it i...

Page 17: ...ing value the red nixie tube is used for display actual value of arc voltage Arc voltage setting value can be changed by turning the button named ARC SET ARC SET and the value displayed with green nixie tube will be changed at the same time The red nixie tube display 0 when plasma do not been working The value displayed with red nixie tube is actual arc voltage value during plasma is working 2 Par...

Page 18: ...tube is display arc voltage setting value If user turn the spin button named Piercing Delay or the spin button named IHS Height it will display corresponding character If the spin button is not turned for a long time the nixie tube will display arc voltage setting value 3 Working condition indicator The panel have 8 LED light UP indicator This LED light is turned on when torch lift up AUTO THC ind...

Page 19: ...odel the button named IHS TEST ARCON TEST is trashy Only the button named and the signal named THC_UP THC_DN that CNC send is useful If THC enter into the menu model it will not test and cut When THC enter into the menu model it mean THC enter into first submenu named Pxx xx is parameter number if the button named MENU is pressed again THC will enter into second submenu named Hxx When the button n...

Page 20: ...THC will not enter into the menu model and change parameter Similaryly if THC have entered into menu model it will not start test and auto height control After the parameter have changed user must be remember to exit menu model in time Pxx submenu contain 21 parameters they are P00 P20 and contain sundry quantification parameter The sundry parameter can change in this submenu Hxx submenu contain 9...

Page 21: ...er 1V it will not start auto start P07 1 50 1 6 P07 6 Sensitivity coefficient the bigger coefficient can make the sensitivity higher But if it is too higher torch will quiver around the balance location P08 0 1 9 99 0 01 2 P08 2 0 Unit second S During torch do not work the time is urgency rise spear time when torch collide the steel P09 3 20 1 5 P09 5 Unit volt V The arc voltage value of auto adju...

Page 22: ...2 0 01 0 2 P16 0 2 Unit Second S Arc voltage delay time of setting P17 0 10 0 1 1 P17 1 0 Unit Second S The lifting time of starting up P18 0 1 1 0 0 1 2 P18 2 0 Unit Second S The time of promoting the spear after torch have accomplished P19 0 9 9 9 0 01 0 P19 0 Unit Second S Torch lifting time when arc start start to work P20 0 20 0 1 6 P20 6 0 Unit Second S The time of descending rapidly during ...

Page 23: ...cause of the arc voltage that user set is too low or with service life of plasma pierce is decreasing arc voltage in plasma power source can rise If arc voltage value of setting is invariant height will drop and it even can collide pierce after auto height control During torch is cutting when collision have happened if user want to make torch promote some height and continue to cut this function w...

Page 24: ...arameter on the basis of specific condition when they used THC 13 P16 Arc voltage delay time of setting After arc start command is sended and delaying in this time have finished THC start sampled the arc voltage value This time can be used for avoiding to sample severe and waved arc voltage when arc start start to work 14 P17 Torch lifting time after starting up When THC is starting up the time of...

Page 25: ...05 0 The signal level condition of CNC_EXAON H06 0 or 1 H06 0 The signal level condition of UP_LIMIT H07 0 or 1 H07 0 The signal level condition of DN_LIMIT signal H08 0 or 1 H08 0 The testing signal of Torch retaining cap collision H09 0 or 1 H09 0 The testing signal of proximity switch Lxx submenu listing High level effective or low level effective of input signal is displayed in red LED If user...

Page 26: ...do not have limit switch it do not connect line but they need set L06 L07 as 0 2 4 Motor drive current This system adopts the integrated motor driver chip with protection function it have perfect over current over temperature protection The current peak of motor drive can be up to 5A 2 5 Working process The cutting process with the initial positioning When art start signal which it connect by CNC ...

Page 27: ...work straight It make arc start relay close plasma power source start arc star After arc start is working successfully and piercing delay time is over THC send a successful signal of arc start to CNC CNC start cut if THC is working in the automatic allow state and CNC have sent auto control height signal THC can work in the automatic control height state During torch work if user pressed the butto...

Page 28: ...art switch proximity switch etc Points linking piece put in the case and the whole point of metal shielding encapsulation voltage divide piece can be connected directly to the plasma power source arc pressure and protective cap collision detection circuit etc 3 1 The case view Figure 3 1 The positive view of mainframe Figure 3 2 The rear view of mainframe ...

Page 29: ...ER_1 TRANSFER_2 are a disconnected contactor of relay After piercing have accomplished if CNC detect arc voltage effectively the contactor will be close When arc start is not effective the contactor keep disconnected state The socket which have 10 pin description Pin numbers signal content 1 1 AUTO Enabling height control automatic in genal the effective level is low level It connect the signal of...

Page 30: ...nal of finished after arc start have worked and piercing delay time is over if CNC detect arc voltage effectively it will make TRANSFER1 and TRANSFER2 close The contactor is a disconnected contactor of relay The port is a feedback signal which arc start have worked successfully 1 7 TRANSFER2 1 8 COM Pin named 1 1 1 2 1 3 1 4 1 5 1 9 use this port as control signal com it connect with signal of CNC...

Page 31: ...HC F1620 type TO CNC connected inside in CNC Figure 3 4 the connection diagram of connecting with fangling CNC 3 2 2 Power supply motor and motor limit port THC use dc 24V to provide voltage the biggest power supply scope is 22V 34V the power of dc 24V is depended on the motor power the power of dc supply should be greater value added between motor power and 5W Power supply port motor and motor li...

Page 32: ...2 3 is connected When motor have collided limit switch limit switch start work pin2 1and pin2 3 is disconnected 2 2 DOWN_LIMIT DOWN_LIMIT input of dc motor When contactor keep close and limit switch do not work pin2 1 and pin2 3 is connected When motor have collided limit switch limit switch start work pin3 and pin5 is disconnected 2 3 LIMIT COM Pin2 3 limit COM 2 4 2 5 MOTOR PORT MOTOR1 MOTOR2 DC...

Page 33: ... COM The power source cathode of proximity switch 3 4 3 5 Arc start port ARCSTART_1 ARCSTART_2 This is normally open contactor of relay When CNC send arc start commend the contactor can close and plasma power source start make arc start work Arc start port use normally open contacts of relay during arc start and torch are working relay contactor can keep close It can keep open in other condition T...

Page 34: ...switch is ON user should use NPN proximity switch If the 2 bits switch is OFF user should use PNP proximity switch The default set of the 2 bits switch is ON NOTICE in the new version of hardware the 2 bits switch is canceled User can use NPN or PNP type open drain proximity switches directly only by changing the L09 parameter if needed Figure 3 7 The proximity switch view upon voltage divide boar...

Page 35: ...pon voltage divide board If user wants to use two NPN proximity switch they should connect it as above drawing Two proximity switch connection method is shown as follows By this connection any one of them is effective THC can receive this signal Figure 3 9 Two proximity switch connection method ...

Page 36: ... light of proximity switch can be At the same time the collision indictor in THC panel can be lighted 4 In genal if collision and torch incline do not happen the red indictor light of proximity switch will be lighted straight 3 2 4 USB port THC have a function which can make firmware procedure upgrade User can use USB flash disk make it connect this USB port then it can make firmware procedure upg...

Page 37: ...display upgrade progress by digital form When it display 8 it means program has been updated by 8 When it display 16 it means program has been updated by 16 5 After pressing the button named MENU and THC have entered into upgrade model If user do not press the button named MENU and user presses the button named THC will skip the upgrade condition of waiting and enter into the normal working condit...

Page 38: ...F1620 29 3 3 voltage divide port 3 3 1 arc voltage port Portable THC TYPE F1620 use voltage divide board to detect plasma arc voltage and torch remaining cap collision signal The connection as follows Figure 3 11 voltage divide board port and wiring ...

Page 39: ... arc voltage is greater than 100V Because voltage is higher and interference is bigger it is necessary to control by quarantining voltage divide THC voltage divide board use voltage divide circuit which ratio is 100 1 the arc voltage range which we can measure is 0V 660V Warning the plasma power arc voltage sampling cable need use HVSC plus n minus should not be connected contrary If arc voltage p...

Page 40: ...cable twine some rounds in magnetic ring It can avoid high frequency interference which plasma arc voltage produced usefully 2 When Cutting material and workpiece connect with plasma power source anode they are short circuit and ensure the circuit is low impedance Wiring usually can accomplish it it do not need treat specially because it have guaranteed the short circuit when plasma power source a...

Page 41: ... can be triggered at first and accomplish fixed position But when workpiece have rusted oxide or have the protective insulation torch retaining IHS is invalid If torch retaining cap IHS can not complete THC will use proximity switch to complete positioning If the wiring of torch retaining cap IHS is connected true torch retaining cap IHS will work usefully And user can choose whether use proximity...

Page 42: ...ER_1 DOWN UP MOTOR2 COM PLASMA CNC ARC voltage divider ELECTRODE WORK SHIELD PE Electorde Work START1 START2 USB ARC ARC protecting shield to check collision PE F1620 type portable plasma torch height controller POWER SWITCH proximity switch protecting shield SIGNAL ARCSTART_2 ARCSTART_1 24V COM Brown V Black signal Blue V work piece torch 24V 24V lift motor 24V DC 24V DC power supply ...

Page 43: ...Portable Plasma Torch Height Controller Manual F1620 34 ...

Page 44: ...rising Collision signal can make motor rise all the time 1 Check whether proximity switch wiring is connected well check whether parameter P13 L09 or L08 is set well If wiring is connected true and parameter is set true the red indictor is lighted when proximity switch close 2 Check whether proximity switch is damaged 3 Check whether torch retaining cap positioning wiring is connected well In gena...

Page 45: ...mmediately When CNC make torch start work and arc voltage is too high if auto height control start work torch will decline immediately 1 Increasing arc voltage setting value 2 Extending the time which CNC start auto height control need spend 3 Check whether the corner low speed signal of CNC or auto signal is normal in genal auto height control signal is not joined before torch cut a few millimete...

Page 46: ...htly 2 Changing lifting motor which have faster speed 15 Arc breaking is happened during torch work CNC do not make torch stop work right away After plasm arc breaking have happened arc voltage do not decline right away After THC receive this signal it think arc start is working normally and do not send arc breaking signal CNC can receive arc feedback signal which make by plasma 16 The green nixie...

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