REHM FOCUS.ARC P 250 Operating Instructions Manual Download Page 22

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Function description

No.

Symbols

Description / function

BF12

Sub menu buttons

BF13

MSG parameters

BF14

Language

BF15

Function Assist (not available at
present)

BF16

Function Job Memory (Program)

BF17

Setup (Settings)

BF18

Back button “Home” and “Back”

BF19

Fault message

BF20

Links in the characteristic curve info
bar
Display Operation and excess
temperature

Table 3 Other control functions and submenus

Summary of Contents for FOCUS.ARC P 250

Page 1: ...GB OPERATING INSTRUCTIONS MIG MAG impulse welding systems FOCUS ARC P 250 450...

Page 2: ...e de Document No 730 2600 Date of issue 18 02 2019 REHM GmbH u Co KG Uhingen Germany 2018 The content of this description is the property of REHM GmbH u Co KG The copying and distribution of this docu...

Page 3: ...s of the operating panel 23 5 CORNER MENU FUNCTIONS 24 5 1 Corner menu welding processes top left 24 5 1 1 Conventional MIG MAG MSG welding 24 5 2 Corner menu operating mode top right 24 5 2 1 2 cycle...

Page 4: ...50 8 4 Temperature monitoring of the power units 50 8 5 External cooling of the power units 50 8 6 Fan and water pump control 50 9 ACCESSORIES AND OPTIONS 51 9 1 Unit versions accessories and options...

Page 5: ...R 64 13 1 Safety instructions 64 13 2 Maintenance table 65 13 3 Cleaning the inside of the unit 65 13 4 Cooling water check 66 13 5 Proper disposal 66 14 CIRCUIT DIAGRAMS 67 14 1 Characteristic curve...

Page 6: ...ing only parts that comply with our strict quality demands The FOCUS ARC P has been developed and designed according to the generally accepted rules of technology and safe operation All relevant legal...

Page 7: ...Introduction 7 1 2 General description Figure 1 FOCUS ARC P450 WS Figure does not illustrate standard equipment...

Page 8: ...ly stated in writing by REHM only for sale to commercial industrial users and are only intended to be used by commercial industrial users The machines may only be operated by persons who trained in th...

Page 9: ...steps that must be performed in the order listed Section 2 2 Warning symbols on the system Cross section here to Section 2 2 Warning symbols on the system Bold text is used for emphasis Note indicates...

Page 10: ...ially dangerous situation Death or serious injury may result if the warning is not heeded Caution warns of a potentially harmful situation Slight or minor injuries or property damage may result if the...

Page 11: ...ructions contained in the current text must also be observed Beside the advice given in these operating instructions the general safety and accident prevention regulations in Germany among others UVV...

Page 12: ...ating instructions must be constantly at hand in a suitable place at the site of use of the system Before using the system be sure to read the information compiled in these operating instructions Thes...

Page 13: ...Function description 13 3 Unit description Figure 2 FOCUS ARC P 450WS with case and water cooling unit Front view Figure does not illustrate standard equipment...

Page 14: ...Function description 14 Figure 3 FOCUS ARC P 300W compact and water cooled Front view Figure does not illustrate standard equipment...

Page 15: ...Function description 15 Figure 4 FOCUS ARC P 450 Rear view Figure does not illustrate standard equipment...

Page 16: ...Function description 16 Figure 5 FOCUS ARC P wire feed case...

Page 17: ...the welding current source 8 Current socket negative 9 Current socket positive 10 Cooling air inlet 11 Inlet Filling Coolant Water cooling unit 12 Viewing window Stand Coolant Water cooling unit 13 Ad...

Page 18: ...Function description 18 4 Functional description 4 1 Overview of the operating elements Figure 6 Operating element and main screen FOCUS ARC P...

Page 19: ...l submenus Button Main screen Home Jumps directly to the first screen page Button Back Back Always jumps back one level Fig 9 Corner function buttons Corner menu selection buttons Direct menu buttons...

Page 20: ...unctions No Symbols Description function BF1 Corner menu welding processes MSG welding BF2 Corner menu operating modes 2 cycle 2 cycle with slope down 4 cycle 4 cycle with slope down Spot Spot with sl...

Page 21: ...u welding process MSG Normal Power Arc Power Puls II Focus Puls Root BF5 Display panel Welding current A BF6 Display panel Voltage V BF7 Display panel Material thickness mm BF8 Display panel Wire feed...

Page 22: ...BF14 Language BF15 Function Assist not available at present BF16 Function Job Memory Program BF17 Setup Settings BF18 Back button Home and Back BF19 Fault message BF20 Links in the characteristic cur...

Page 23: ...unit is switched off When the unit is switched back on the stored parameters are automatically activated An arc must be struck for any changes to the parameters to be saved when the unit is switched o...

Page 24: ...ng With continuous MSG welding very different material transitions and also different types of arc occur depending on the selected arc power and the inert gas used see also Section 5 4 welding process...

Page 25: ...at the initial wire feed speed Arc is ignited after the welding wire contacts the workpiece The feed switches to the set wire feed speed of the welding process The welding current flows with the set H...

Page 26: ...the workpiece The feed switches to the set wire feed speed of the welding process The welding current flows with the set Hotstart value After the Hotstart time has expired the welding current is chang...

Page 27: ...speed Arc is ignited after the welding wire contacts the workpiece The feed switches to the set wire feed speed of the welding process The welding current flow is at the set Hotstart value set for we...

Page 28: ...the welding wire contacts the workpiece The feed switches to the set wire feed speed of the welding process The welding current flows with the set Hotstart value 2 cycle Release the torch trigger The...

Page 29: ...as expired the power unit is switched on Welding voltage on Wire feed runs at the initial wire feed speed Arc is ignited after the welding wire contacts the workpiece The feed switches to the set wire...

Page 30: ...is at the set value set for welding The spot time welding time is running The welding process is automatically terminated after the set spot time has expired The wire feed stops after the slope down t...

Page 31: ...g voltage on Wire feed runs at the initial wire feed speed Arc is ignited after the welding wire contacts the workpiece The feed switches to the set wire feed speed of the welding process The welding...

Page 32: ...ng time is running After the set welding time has expired the welding current is reduced to the value set for the slope down current over the duration of the slope down time Wire feed stops after the...

Page 33: ...transition of the filler metal the heat input and the arc length The corner menu welding process BF4 is used to select MSG Normal Power Arc Power Puls II Focus Puls Root 5 4 1 Power Arc The Power Arc...

Page 34: ...niversal applications Robust compensates for tolerances Particularly for Fe 5 5 Display panel Welding current A The required display panel welding current BF5 can be selected by actuating the rotary e...

Page 35: ...The material thickness of the base material to be welded can be adjusted by turning the rotary encoder 5 10 Display panel Wire feed speed The required wire feed speed display panel BF8 can be selecte...

Page 36: ...he welding parameters is carried out for the most part directly in the illustrated welding wave using the push and rotate encoder Fig 10 The representation and setting options depend on the unit type...

Page 37: ...Function description 37 Figure 20 Submenu MSG parameters...

Page 38: ...ent time can be set individually for each characteristic curve Hotstart slope time to set the time in which the current is reduced or increased from the hot start to the welding current Double pulse a...

Page 39: ...er and a lower value provides a longer wire end Burning off set too large Wire end may burn to the contact tip Gas post flow time Time between the power section being switched off end of burning off t...

Page 40: ...s are displayed as flags in a selection list Use the cursor to select a language and confirm by pressing the rotary encoder The language becomes active immediately The selected language is illustrated...

Page 41: ...selection list drop down list for the existing submenu Select the Job folder by turning and pressing the rotary encoder Select the required field by turning and pressing the rotary encoder The select...

Page 42: ...42 Press the Home button BF18 to return to the main screen Figure 23 Submenu Job Text input Symbol Function Cursor left Cursor right New line Delete letter to the left of the cursor Table 4 Explanatio...

Page 43: ...tary encoder Select the required field by turning and pressing the rotary encoder The selected field has a blue frame Select the Load function by pressing the Corner menu key The selected field is hig...

Page 44: ...turning and pressing the rotary encoder Select the required field by turning and pressing the rotary encoder The selected field has a blue frame Select the Delete function by pressing the Corner menu...

Page 45: ...ary encoder Select the required job by turning and pressing Select the Rename function by pressing the Corner menu key The stored name can be changed The new job name is saved by selecting and pressin...

Page 46: ...ry encoder Fig 10 The selected line is highlighted in orange Press the push and rotary encoder Fig 10 to display or activate the selection of the setting to be changed The value or setting to be chang...

Page 47: ...s test Time Seconds Hold mode Inactive Action Action and time Hold time Seconds LBL correction Type Voltage Wire feed Welding circuit Inductance Micro Henry Welding circuit Resistance Milli Ohm Up Dow...

Page 48: ...the torch or electrode holder The symbol is located on the left in the characteristic curve info bar The symbol illuminates red and flashes in the event of excess temperature The power section is swit...

Page 49: ...er a period of approx 2 seconds to the set threading speed t VD ca 2 s ca 2 s Figure27 Threading procedure 8 2 Gas test The gas test is used to set the required gas quantity at the pressure reducer Th...

Page 50: ...n the main screen After the power components have cooled down the system automatically switches back to the operating state without power 8 5 External cooling of the power units The power units of the...

Page 51: ...1307057 FOCUS ARC P 300 WS 0 8 1 0 operation in the wire feed case 1307058 FOCUS ARC P 350 S 1 0 1 2 operation in the wire feed case 1307067 FOCUS ARC P 350 WS 1 0 1 2 operation in the wire feed case...

Page 52: ...7601566 Torch MAG MB 24D 4m Grip 7601567 Torch MAG MB 24D 5m Grip 7601568 Torch MAG MB 26D 3m Grip 7601569 Torch MAG MB 26D 4m Grip 7601570 Torch MAG MB 26D 5m Grip 7601562 Torch MAG MB 36D 3m Grip 76...

Page 53: ...s set W 340 7700621 Wear parts set W 440 7700622 Wear parts set W 540 7700623 Ground cable Item no Ground cable 35mm 4m 13mm 400A clamp 7810102 Ground cable 50mm 4m 13mm 500A clamp 7810109 Ground cabl...

Page 54: ...etrofit equipment Housing Item no Torch holder on compact machine 1180270 Torch holder on wire feed case 1180273 Options Housing Item no Operation on the machine 1381153 Without trolley with base plat...

Page 55: ...Section 2 26 previously VGB 15 S The REHM FOCUS ARC P gas welding equipment complies with the above mentioned regulations It must be noted that for work under increased electrical hazard the welding...

Page 56: ...and 450W compact units and the FOCUS ARC P 250WS 300WS 350WS 400WS and 450WS units with separate wire feed case cool the torch with water The water level in the tank must be checked before commissioni...

Page 57: ...ally through the guides to the feed rolls Ensure that you use the appropriate drive rollers according to the wire diameter and wire type solid When the wire has been inserted into the guide of the tor...

Page 58: ...been checked by the operator are functional and ready for use the operator and the assisting persons are wearing the appropriate protective clothing and the securing of the work area has been complete...

Page 59: ...me in litres The MIG MAG welding torchesrecommended by REHM are to be connected in gas cooled design to the REHM units of the types FOCUS ARC P 250 300 350 400 450 250S 300S 350S 350S 400S and 450S wa...

Page 60: ...access must be closed to avoid the risk of injury e g crushing The wire feed speed must be set so that a smooth and stable arc is produced When increasing the welding energy the wire feed speed incre...

Page 61: ...lts Fan does not rotate Cause Remedy Fuse defective Replace fuse Fan defective Service required Control defective Service required Cable break Service required Control lamp TEMPERATUR on Cause Remedy...

Page 62: ...djust speed Arc has a strange colour Cause Remedy Too little or no inert gas Check inert gas supply Incorrect inert gas Use appropriate inert gas Wire unwinds uncontrolled Cause Remedy Wire coil brake...

Page 63: ...again If the error occurs again Contact service 35 Data record Job Data record for Job is not available or not compatible Load job again If the error occurs again Contact service 42 Permitted temperat...

Page 64: ...the unit must be switched off and disconnected from the mains supply Before maintenance work the welding system must be switched off and disconnected from the mains supply and secured against unintend...

Page 65: ...connecting lines and torch hoses checked by qualified personnel log the checks in the logbook provided Perform checks more regularly depending on the country specific laws Every six months Have the c...

Page 66: ...cleaned by blowing out or sucking out Coolants are hazardous to the environment they must not be drained into the sewage system Dispose of these agents at appropriate collection points for hazardous s...

Page 67: ...Circuit diagrams 67 14 Circuit diagrams Figure 28 FOCUS ARC P current source...

Page 68: ...Circuit diagrams 68 Figure29 FOCUS ARC P wire feed case...

Page 69: ...Circuit diagrams 69 Figure30 FOCUS ARC P water cooling...

Page 70: ...ol process card E 690 0770 A5 Raspberry PI 3 E 690 0801 A6 PI CAN2 E 690 0802 A7 Power supply E 24VDC_ 5VDC_3A 420 0200 A8 A11 M2 BDE E 690 0795 Complete controls 7 inch E 210 2289 A9 A12 Encoder circ...

Page 71: ...socket ZWIPA E Case systems 360 0757 X5 Mounting socket Ground workpiece E 430 0122 X6 Mounting socket positive E 430 0540 X7 X12 Mounting socket positive for ZWIPA E 430 0122 X8 X13 Welding torch ce...

Page 72: ...ipple SET blue Series V Plastic 0 6 1 6 2600400 2 Solid wire feed rolls V 0 6 0 8 7503054 V 0 8 1 0 7503055 V 0 9 1 1 7503065 V 1 0 1 2 7503053 V 1 2 1 6 7503056 Core wire feed rolls V 1 2 1 6 7503066...

Page 73: ...Components 73...

Page 74: ...Components 74...

Page 75: ...Components 75...

Page 76: ...Components 76...

Page 77: ...parate wire feed case Water cooled WS kg 70 70 73 73 73 Dimensions without trolley LxWxH Compact gas cooled mm 650x330x624 Compact water cooled W mm 650x330x820 With separate wire feed case Gas cooled...

Page 78: ...nit 56 Contact tips 59 Cooling the welding unit 56 E Electrodes 59 F Fault 61 64 Function description 18 G Gas nozzles 59 I Increased electrical hazard 55 Inert gases 59 Instructions for use 59 M Mach...

Page 79: ...s 12 Symbols 9 T Table of faults 61 Technical data 77 Threading 49 Torch accessories 59 Type number 2 Typographic distinctions 9 U Uncoiling mandrel setting 60 W Warning symbols on the system 10 Warni...

Page 80: ...d comply with the safety requirements for arc welding units in accordance with the following product standards EN 60 974 1 2006 07 Arc welding equipment Part 1 Welding current source EN 60 974 2 2003...

Page 81: ......

Page 82: ...ing units Welding accessories and additional materials Welding smoke extraction fans Welding rotary tables and positioners Technical welding consultation Torch repair Machine Service Please contact yo...

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