Megmeet Dex CM3000 User Manual Download Page 2

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Full-Digital Control CO

/MAG/MIG Multi-FunctionWelding Machine

User Manual

Model

：

Dex CM/PM 3000

Version

：

V1.0

Code

：

R33010360

Shenzhen Megmeet Electric Co., Ltd(Megmeet) provides customers with all-around technical supports,

including but not limited to opening CAN communications, welding process database software upgrading,

and after-sales service etc. Users can contact a nearby representative office or Customer Service Center of

Megmeet, or directly contact Megmeet Headquarter.

Shenzhen Megmeet Electric Co., Ltd.

Address:

Floor,Block B Unisplendour Information Harbor,LangshanRoad,shenzhen,518057,China

WebsiteCustomer servicehotline:4006662163

E-mail

Summary of Contents for Dex CM3000

Page 1: ...Dex Fully digital Converter CO MAG MIG 2 Multi function Welding Power Source Dex CM3000 Dex PM3000 User Manual...

Page 2: ...oftware upgrading and after sales service etc Users can contact a nearby representative office or Customer Service Center of Megmeet or directly contact Megmeet Headquarter All rights reserved by Shen...

Page 3: ...ease read this User Manual carefully before installation to ensure correct installation and operation of the welder Please keep it properly and deliver to the user Megmeet will consistently carry out...

Page 4: ...ly disconnected otherwise it may lead to electric shock hazard The machine casing should be covered up before power on otherwise it may lead to electric shock hazard Do not touch the terminal with han...

Page 5: ...ge to property If the welding machineis damaged or the components are not complete the machine should not be installed and used otherwise it may lead to fire hazard or damage The quick plug of the mai...

Page 6: ...otective gloves for welding long sleeved clothes welding spats apron glasses and other protective equipment to prevent damage caused by arc splash and welding slag etc Set protective barriers around t...

Page 7: ...exceed the normal content Avoid the welding machine exposed to rain or rainwater invasion to fan Precautions for Scrapping Please note at welding machine scrapping that An explosion may occur during i...

Page 8: ...Operation 6 3 1 Front Panel 6 3 2 Buttons and Knobs 6 3 3 Wire Inching 6 3 4 Gas Detection 6 3 5 Synergic Separate 7 3 6 Arc Dynamics 7 3 7 Internal Menu 8 Chapter IV Dex PM3000Function Description an...

Page 9: ...s etc With the functions of MAG MIG gas shielded welding and manual arc welding Special welding control method can be customized for customers Three electrical level technique with an inverting freque...

Page 10: ...ature exceeds 40 external forced cooling or derating use is required 5 The humidity should be lower than 95 and should be free of water condensation Pay attention to wind prevention at the welding sit...

Page 11: ...is equipped with 3Mpower supply cable plug excluded Please arrange a professional electrician to connect the input cable of the other end to the output terminal of the distribution box switch The sele...

Page 12: ...eration requirements Afterwire feeding roller installation tighten black plastic knob by clockwise Wire diameter is marked on the wire feed roller The marked wire diameter is correspondingslotdiameter...

Page 13: ...ng on the machine panel then deliver the welding wire to the torch end In case of slipping or wire flattening during wire feeding process please adjust through pressure adjustment bar 2 5 6 Regulation...

Page 14: ...s Button operation is divided into short press Touch and long press Hold Long press must be hold more than 3 seconds until the system responses Fig 3 2 Buttons and Knobs 3 3 Wire Inching Wire is sent...

Page 15: ...n key more than 3seconds then enter into internal menu 2 Turn the left knob and regulate to FC3 Synergic Separation Switch 3 Turn the right knob toswitch Synergic or Separation mode The default value...

Page 16: ...0 01 9 99s 0 01s 0 1s F14 Post gasTime 0 25s 0 1s 1s F15 ManualWire Feeding Speed 1 4 8 m min 0 1 m min AutomaticMatch F20 DC Burn Back Voltage 12 30V 0 1V 12V F21 DC Burn Back Time 0 00 1 00s 0 01s...

Page 17: ...internal menu turn the left knob to F11 2 Turn the right knob to adjust parameters under F11 shown in table 3 4 3 Short press Function key to exit internal menu F11 parameter settings is completed Tab...

Page 18: ...torch under the non welding condition 1 Enter into internal menu turn the panel knob to F15 Press Function key then the right LCD will be twinkled 2 Adjust F15 parameters by rotating the right knob Ta...

Page 19: ...ble3 11Parameter Table of DC Ball Cleaning Time Function Code Unit Adjusting Range Step Length Default Value F22 s 0 00 1 00s 0 01s 0 24s FastRising Slope of DC Welding Short Circuit Current F23 Curre...

Page 20: ...ort press Fn key to exit internal menu F26 parameter settings is completed Table 3 15 Parameters for Percentage of wire feeding speed in arc starting stage Function Code Unit Adjusting Range Step Leng...

Page 21: ...justing Range Step Length Default Value F55 0 200 1 0 Logic diagram of manual welding parameters As shown in the figure3 6 Arc Striking Current Arcing Process Thrust Current Short Circuit Welding Proc...

Page 22: ...Step Length Default Value F2A 1 200 1 100 Synergic voltage corrected value in arc ending stage F2B 1 Long press Fn key more than 3 seconds to enter into internal menu turn the left knob to F2B 2 Turn...

Page 23: ...Step Length Default Value F2E 0 10 Seconds 0 1 0 Software VersionQuery FB0 To query software version number 1 Enter into the internal function and adjust left panel knob to FB0 shown in figure 3 7 Fig...

Page 24: ...ction key turn left panel knob to FC0 2 Rotating the right knob to ON and then Quick Welding Function will be turned on 3 Press Function key again to exit from internal menu Fig 3 12Display Interface...

Page 25: ...double pulse welding switching between different welding rod 9 Execution For parameter confirmation and locking operation 10 Function Internal menu parameters setting 11 Right RotatingSwitching Key V...

Page 26: ...ge based on the set up giving welding current and synergic voltage corrected value Standard synergic voltage corrected value is 0 Voltage modification range is 30 The rated voltage relationship is as...

Page 27: ...namics button LED will be on then arc dynamicsfunction will be on 2 Rotate the knob to adjust the range of arc dynamics 9 0 9 4 6 Arc Starting Parameter The parameters involved such as wire feed speed...

Page 28: ...the nixie tube flashes set the corresponding parameters by rotating the panel knob and press execute key to confirm 4 After the parameter for arc starting adjustment is completed press the key of arc...

Page 29: ...the execute key to confirm then the spot welding setting is completed 2 T The logic is shown as figure 4 7 OFF ON OFF Welding Torch Switch Gas Delivery Welding Voltage Wire Feeding Speed Welding Curre...

Page 30: ...d detail can be seen in parameter for arc starting setting 3 Set parameter for arc ending and detail can be seen in parameter for arc ending setting Special 4 T The logic is shown as figure 4 9 OFF ON...

Page 31: ...ress Execution key as shown in fig 4 10 Fig 4 10 Storage Setting Interface Attention 1 After welding machine to restore factory settings storage parameter is not clear operation 2 If not to press Exec...

Page 32: ...nt 1 300 1 Automatic Matching F24 Quick rising Amplitude of DC Welding Short Circuit Current 0 500A 1A Automatic Matching F30 Current Amplitude of Pulse Peak 200 420 A 1A 1250 A F31 Current Time of Pu...

Page 33: ...Automatic Matching Transition Time of Wire Feeding Speed F13 Time from the arc starting wire speed transition to the given wire feeding speed or the time from the given wire feeding speed transition t...

Page 34: ...re feeding DC Chopping Time Burn Back Voltage Transition Time of Wire Feeding Speed Lagging Gas Delivery Fig 4 12Logic Diagram of DC Welding Parameters 4T DC Burn Back Voltage F20 1 Enter into the int...

Page 35: ...nt Function Code Unit Adjusting Range Step Length Default Value F23 1 300 1 Automatic Matching QuickRising Amplitude of DC Welding Short Circuit Current F24 The current rising speed amplitude during t...

Page 36: ...elivery Transition Time of Wire Feeding Speed Fig 4 14SchematicDiagram of Pulse and dual Pulse Current Amplitude of PeakPulse F30 1 Enter into the internal function and adjust the welder panel knob to...

Page 37: ...eakpulsewithin 1 second is called double pulse frequency 1 Enter into the internal function and adjust the welder panel knob to F40 Press the Fn key and the right nixie tube flashes 2 Turn the knob on...

Page 38: ...ue of Weak Pulse Voltage Function Code Unit Adjusting Range Step Length Default Value F43 Percentage 30 30 1 0 Correction Value of Intense Pulse Voltage F44 Correction value of intense pulse voltage d...

Page 39: ...gth Default Value F53 A 0 60A 1A 50A MMAThrustingCurrent F54 1 Enter into the internal function and adjust the welder panel knob to F54 Press the Fn key and the right nixie tube flashes 2 Turn the kno...

Page 40: ...turn the panel knob to FC2 2 Rotating the right knob to ON and then MMA function will be turned on 3 Press Function key again to exit from internal menu Restore Factory Settings F01 1 Enter into inte...

Page 41: ...damaged Turn the torch switch to OFF state or replace the welding torch switch InputPower abnormity E3 1 Overvoltage of input power cable 1 Check if the input cable is connected properly 2 Check if th...

Page 42: ...ection PrimarySide Over Current E9 11 Main transformer damage Output diode module damage Main power board damaged 1 Check the main transformer 2 Check the output diode module 3 Check the main power bo...

Page 43: ...stening or replace the components Bottom Casing Check whether the casters are damaged or loose optional Side Casing Check whether the side panel is loosened Conventional Check whether the appearance i...

Page 44: ...onths 4 The recommended periodic checking schedule is as shown in Table6 4 Table 6 4PeriodicInspectionSchedule Year XXXX Item No Planned inspection date Actual inspection date Checked by 1 XXXX 2 XXXX...

Page 45: ...ach machine is attached with a warranty card Please fill in the relevant contents on the warranty card Please read the contents of the warranty card carefully and keep it properly Maintenance The user...

Page 46: ...fficiency 91 210A 24 5V Rated Input Capacity 7 8KVA 7 3KW Temporary Load Rate 60 250A 26 5V 100 207A 24 5V Output Characteristics CV Rated Output No Load Voltage 54 2V Output Current Range 30A 300A Ou...

Page 47: ...2 1 2 3 4 CN5 1 2 CN1 1 2 3 4 5 6 7 8 9 10 J10 1 2 3 4 5 6 7 8 J1 1 2 3 4 J14 1 2 J16 1 1 2 2 CN4 MO L2 CN6 CN608 CN607 1 2 3 4 J2 WPPM3312M3 WPCM3312U1 1 2 3 4 5 6 CN1 8 7 6 5 4 3 2 1 J4 CAN 1 2 1 2...

Page 48: ...0 Contains 2 pcs wire feed roll Optional R29130441 1 0 1 2 Contains 2 pcs wire feed roll Optional R29130440 Driving Accessories of Wire Feeding Machine Motor Transmission Mechanism Quick Plug and Wir...

Page 49: ...2mm Contains 2 pcs wire feed rolls 2 pcs pressure rolls Optional R29140268 CO2 Heating Pressure Reducing Valve GuanghuiGH 258 Optional R34090007 Driving Accessories of Wire Feeding Machine Motor Trans...

Page 50: ...ansformer R23011796 8 M1 Main Power Amplifier Board R11112689 9 Main Radiating Fan R34020061 10 Display Board R11101270 Dex CM3000 R11101149 Dex PM3000 11 Output Quick Plug Positive Pole 30042791 12 O...

Page 51: ...t person Tel Contact person Tel Repaired By Tel Repaired By Tel Date Date Customer Evaluation of Service Quality Excellent Good Moderate Poor Others User Signature MMDDYY Customer Evaluation of Servic...

Page 52: ...uang Information Hub Langshan Rd North Nanshan Science and Technology Park Shenzhen Guangdong Post code 518057 After sales service hotline 4006662163 1 Warranty scope covers the body of the welding po...

Page 53: ...anshan district Shenzhen www megmeet com weld4s megmeet com Tel 86 755 86600500 Fax 86 755 86600840 Postcode 518057 Megmeet will continue devoting to development and innovation of products Megmeet res...

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