Obara Korea STN21 Series Instruction Manual Download Page 62

Page: 62 / 125

STN

TN21 Series

21 Series

OBARA

OBARA KOREA

KOREA

PAGE 62-

Display pos

Terminal block TB1

input info

Display pos

Terminal block TB1

input info

N40

―

N50

―

N41

―

N51

―

N42

Step Clear

N52

―

N43

Step Select Clear

N53

―

N44

Transf. Thermo

N54

Group 3

N45

SCR Thermo

N55

―

N46

―

N56

―

N47

N57

―

Display pos

Terminal block TB1

input info

N60

SW Start (LED)

N61

―

N62

―

N63

―

N64

Group 2

N65

―

N66

―

N67

―

When

When the DeviceNet is used, the I/O information is as listed above.

the DeviceNet is used, the I/O information is as listed above.

When the DeviceNet is used, the input and output specifications for TB1 are changed, while the
contents of the I/O monitor display are also changed.
See Section “11.15 DeviceNet” for further details.

Summary of Contents for STN21 Series

Page 1: ...1 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 1 INSTRUCTION MANUAL Welding Controller STN21 Series POWER TP DP Connector WARRING Welding Condition Chart Welding Con...

Page 2: ...ON PRECAUTIONS ON PRECAUTIONS ON PRECAUTIONS 25 3 1 Check items before power 3 1 Check items before power 3 1 Check items before power 3 1 Check items before power on on on on 25 3 2 Check items at po...

Page 3: ...ART SW Preferred function 11 3 START SW Preferred function 11 3 START SW Preferred function 11 3 START SW Preferred function 84 11 4 Re 11 4 Re 11 4 Re 11 4 Re Weld function Weld function Weld functio...

Page 4: ...s kinds of seminars and take qualification tests conducted under the auspices of the Welding Academy Welding Association and related organizations Also the owner is requested to educated the personnel...

Page 5: ...warning labels affixed to the equipment Symbol Term Description DANGER DANGER DANGER DANGER Incorrect operation can cause hazardous condition which could result in a fatal or serious injury CAUTION CA...

Page 6: ...lified With a long hair not bundled Education in Safety Education in Safety Education in Safety Education in Safety The operator must not operate the equipment unless he or she CAUTION CAUTION CAUTION...

Page 7: ...s storage of products after welding and disposal of wastes should be done according to the local regulations as well as your in house standard 3 Do not allow unauthorized persons to approach the weldi...

Page 8: ...aintenance until it is certain that the unit is not charged with power 4 Do not use damaged cables or those which have insufficient capacity or exposed conductors 5 Ensure that cable connections are t...

Page 9: ...ng sleeves and leather apron 3 Install a protective curtain around the area surrounding the welding work site so that splashes and spatter are not projected towards other people 4 Wear a sound proof g...

Page 10: ...cation of hazardous zone Indication of hazardous zone Indication of hazardous zone Type and location of warning label Type and location of warning label Type and location of warning label Type and loc...

Page 11: ...ol Pulsation 1 9 for all series Re Conduction Count 1 selectable using the parameter Current control Current control Current control Current control Constant current control method Primary current fee...

Page 12: ...t current 20mA Step Select Clear input 1N O 1series Internal 24VDC Input current 20mA Step All clear input 1N O 1series Internal 24VDC Input current 20mA Alarm Reset input 1N O 1series Internal 24VDC...

Page 13: ...humidity 90 max No condensation Cooling system 30 C max Flow rate 6L min Masimum water pressure 0 3 MPa max Electric resistance 5000 cm max SCR Insulated molding SCR SIZE 717A D type Storage period fo...

Page 14: ...8 1 8 1 8 1 8 Power indicator Lamp Power indicator Lamp Power indicator Lamp Power indicator Lamp Indication color Green or White Indication condition ON when the Power ON 24VDC for Internal control...

Page 15: ...a place where the ambient temperature is 0 to 40 C and it is not exposed to direct sunlight Power receiving equipment that feeds the controller should be protected against lightning according to the l...

Page 16: ...he following diagram Withstand voltage 600VAC or more Power drop during conduction Should be within 20 of the rated voltage Welding power Be sure to install a fuse in the main power connection Breaker...

Page 17: ...E 17 2 3 2 3 2 3 2 3 Grounding wire Grounding wire Grounding wire Grounding wire Grounding wire Connect it to the grounding connection terminal in the lower part of the controller Refer to the followi...

Page 18: ...REA KOREA PAGE 18 2 4 2 4 2 4 2 4 Connection of the PN C cable Connection of the PN C cable Connection of the PN C cable Connection of the PN C cable Connect the PN C TP NET DP NET SNS cable to the TP...

Page 19: ...alarm is found Whether this signal is outputted or not depends on the alarm that has occurred Related parameters Hold Out HoldA Dly GROUP 0 3 Binary input of Groups 0 3 specifies the welding condition...

Page 20: ...nary switch input Step control is enable 1 Refer to Section 2 7 Inputting Start Switch and Instructions 2 The step last stage signal output works instead of current detection signal output when the Pa...

Page 21: ...21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 21 Connection Example of Portable Transformer Condition Selectable between A Mode and 1 retracted gun Connection to Portable TRANS Termin...

Page 22: ...e Refer to the bottom table for the details Table of TB1 item TB1 TB1 TB1 TB1 Stnadard Stnadard Stnadard Stnadard D N Output 1 to 4 COMMON DC24V output D N Output 5 to 8 relay contact output D N Input...

Page 23: ...E 1 F 15 series 1 group 1 2 3 4 5 6 7 8 9 A B C D E F START START START START SW SW SW SW 1 1 1 1 O O O O O O O O START START START START SW SW SW SW 2 2 2 2 O O O O O O O O START START START START SW...

Page 24: ...gnal to the TB1 terminal block will clear the gun step conditions Note When the parameter Ps and P8 are both enable step series1 only can be cleared by this input signal TB1 A14 2 2 2 2 9 9 9 9 Step S...

Page 25: ...t it referring to Section 9 INSPECTION 4 After the power is turned on check for unusual noise or smoke or peculiar odor 5 Set the welding condition data as well as parameter data referring to Section...

Page 26: ...from the TP Description of operations from the TP Description of operations from the TP NET teaching pendant NET teaching pendant NET teaching pendant NET teaching pendant Welding result monitor Check...

Page 27: ...1 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 27 4 1 4 1 4 1 4 1 Names and functions of controls Names and functions of controls Names and functions of controls Nam...

Page 28: ...ding spot count is indicated Gun No is displayed on the top of the screen Clears the alarm history when it is displayed or suspends other operations Selects scroll direction for the displayed function...

Page 29: ...RA OBARA KOREA KOREA KOREA KOREA PAGE 29 Description of the function key items Description of the function key items Description of the function key items Description of the function key items The scr...

Page 30: ...ies 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 30 The timer contains data on one unit and parameter data TP NET can contain and hold information on 5 units of the timer A total of...

Page 31: ...peration Mode Calls up the Operation mode Welding data cannot be changed in this mode No No No No weld Mode weld Mode weld Mode weld Mode Checks mode in which the setup sequence is followed without ap...

Page 32: ...pot counts for each of Guns 1 to 8 B3F 5 Indicates the last selected Activation series B Indication of A or B mode 3 Represents a group 0 to F F Start series 1 to F W Cycle Cycle time for each conduct...

Page 33: ...ther than 0 Operation A function to gradually increase welding current from the minimum striking angle of arc to a required level Slope time before the next welding time is specified here Slope Time S...

Page 34: ...tting range 1 to 9 This condition can be set with the parameter P1 Pulse Sel ON Operation Provides pulsation according to the preset count In addition to the basic cycle operation whether the operatio...

Page 35: ...Mode Input Setting range 0 to 9999 N or 0 to 100 Operation Set the variable welding pressure of variable pressure Settable in N and Set Pressure Set Pressure Set Pressure Set Pressure 1 1 1 1 Set Pre...

Page 36: ...er Voltage Power Voltage Power Voltage Low Limit Low Limit Low Limit Low Limit V Limit Relevant Alarm Output Line voltage low Input Setting range 0 to 99 cyc Operation The Hold End signal is not deliv...

Page 37: ...detection of an alarm Trigger Start Trigger Start Trigger Start Trigger Start P4 One Shoot P4 One Shoot P4 One Shoot P4 One Shoot ON Enabled OFF Disabled Operation ON setting of this parameter accepts...

Page 38: ...Select Select Select Select Pa Pa Pa Pa Japanese Japanese Japanese Japanese Select Select Select Select ON Japanese OFF English Operation Switches the display language between Japanese and English Tra...

Page 39: ...put Caution Output Caution Output Caution Output Select Select Select Select Pg Warning Select Pg Warning Select Pg Warning Select Pg Warning Select ON Enabled OFF Disabled Operation This function det...

Page 40: ...d for other functions and therefore cannot be used for SOL When DeviceNet is used with Parameter Pq Remote I O ON only the maximum gun No from 01 to 08 is set Retract function Outputs Retract SOL7 B2...

Page 41: ...7 Retract output SW8 Retract output 61 Valve output 62 68 Valve output Valve output SW8 Retract output SW7 Retract output Note The lower digits from 5 to 8 represent a virtual valve and GUN Counter ST...

Page 42: ...5 to SOL1 and an even number 2 4 6 to SOL2 Mainly used for a portable system However when the lower digit is 1 in Pj Gun Select the maximum number of guns is 1 all series are fixed to SOL1 Disabled Th...

Page 43: ...the Step Completion signal for step series 2 from B6 on the terminal block TB1 when the step series 1 is completed Any signals other than step series 1 and 2 will not be outputted The step series 1 a...

Page 44: ...TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 44 Note on Changing Parameters Note on Changing Parameters Note on Changing Parameters Note on Changin...

Page 45: ...ET is used to set conditions for multiple timers that are connected with the TP NET via cables When the power to the timers is turned on with TP NET connected the initial screen will be displayed in t...

Page 46: ...tial screen When the intended timer is selected the following initial screen appears The 4th row on the display screen is for the function keys Input through the function keys selects the various func...

Page 47: ...parameters make sure that the Setup mode is already selected Remember that when parameter has been changed the displayed items of the welding conditions may also be changed Example Enable the timer s...

Page 48: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 48 See Section 4 5 Description of the parameters for the setting method of each parameter...

Page 49: ...tting and changing welding conditions and changing welding conditions and changing welding conditions and changing welding conditions When setting and changing parameters make sure that the Setup mode...

Page 50: ...Input Data Range 1 99 20D Squeeze 5cyc Input Data Range 1 99 F7 F3 F5 F1 F5 F1 Home TM Select Edit Key in 2 and press Return key to effect the entry Key in 0 and press Return key to effect the entry...

Page 51: ...nction Description Description Description Description Function Copy Function Copy Function Copy Function Copy FCP FCP FCP FCP Copies a welding condition function to all the Start series Series Copy S...

Page 52: ...t2 5 0kA Edit FCP SCP GCP 201 Hold 10cyc Function Copy OK OK Ret Quit F 8 201 Hold 10cyc Function Copy Complete F7 F3 F5 F1 F6 F2 Home TM Select Edit Key in 2 and press Return key to effect the entry...

Page 53: ...Unit 3 Selected Select Group Range 0 15 316 Gun Sel 1 316 Squeeze 2cyc 316 Weld1 0cyc Edit FCP SCP GCP 316 GunSel 1 Series Copy Ser 6 Ser Range 1 15 316 Gun Sel 1 Series Copy Complete F7 F3 F5 F1 F7...

Page 54: ...Sel 1 4A1 Squeeze 2cyc 4A1 Weld1 0cyc Edit FCP SCP GCP 4A1 GunSel 1 Unit Group Copy Unit4 Unit4 Range 0 5 4A1 Gun Sel 1 Group Copy Complete F7 F3 F5 F1 F8 F4 Home TM Select Edit Key in 4 and press Ret...

Page 55: ...a between the timer and the TP Copy and Verify data between the timer and the TP Copy and Verify data between the timer and the TP This function is used when you are storing the timer data into the TP...

Page 56: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 56 4 10 2 P 4 10 2 P 4 10 2 P 4 10 2 P T T T T...

Page 57: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 57 4 10 4 10 4 10 4 10 3 3 3 3 P P P P P P P P...

Page 58: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 58 4 10 4 T 4 10 4 T 4 10 4 T 4 10 4 T P P P P...

Page 59: ...Check the history of past Check the history of past Check the history of past Check the history of past alarms alarms alarms alarms Select Monitor GUN1 17401 GUN2 0 GUN3 0 Mon TMD TPD Mode GUN1 17401...

Page 60: ...s 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 60 4 1 4 1 4 1 4 13 Step 3 Step 3 Step 3 Step reset reset reset reset 4 1 4 1 4 1 4 14 Step 4 Step 4 Step 4 Step ch...

Page 61: ...I O information is as listed below When the DeviceNet is not used the I O information is as listed below When the DeviceNet is not used the I O information is as listed below Display pos Terminal blo...

Page 62: ...rminal block TB1 input info N60 SW Start LED N61 N62 N63 N64 Group 2 N65 N66 N67 When When When When the DeviceNet is used the I O information is as listed above the DeviceNet is used the I O informat...

Page 63: ...ration Note 1 If settings on all Weld time segments W1 to W3 are 0 Setting Data Error is generated Therefore Weld Time should be given to any of these segments Meaning of abbreviations MV SOL Signals...

Page 64: ...nter with the spot count on display Clears the alarm history on display Suspends operations Home Home Home Home Allows return to the initial screen that appeared upon power on Selects the onscreen scr...

Page 65: ...or serious injuries 1 Areas near TB0 2 Areas near SCR 3 PC 1107 firing circuit 4 Resistors 5 Capacitors 6 Fuse 7 Areas near lamp 4 If you have to reach your hand into the housing wear insulated gloves...

Page 66: ...lt status Probable cause Corrective action Break in DeviceNet communication cable Connector dislodged Check Timeout Error then check the cable and replace if required Parameter Pq Remote I O set to OF...

Page 67: ...yed There is a timer having the same timer No Change the parameter Po TM NO Change the timer No Connect the TP NET singly to the timer the number of which is to be changed Then turn on the power while...

Page 68: ...Setting Data ERror Illegal Data Danger Detection When set data in the activated series is out of the range and when all the W1 to W3 Welding time periods are zero Probable cause and remedy Correct an...

Page 69: ...low a flow rate of cooling water for water cooling 3 Review environment around the FIN for air cooling Code No Name Indication Class 044 SCR Short SCR Break Danger Detection Detected when there is con...

Page 70: ...ttings Review the welding condition settings 4 Significant difference in the trans turn ratio setting Review the welding conditions Code No Name Indication Class 053 Current High Current High Warning...

Page 71: ...3 Cyc Few Caution Detection Detected when current is not applied the preset number of W1 to 3 cycles Probable cause and remedy 1 Conduction has been made before the end of pressurization or in other...

Page 72: ...nt cable Replace the pendant cable 2 Fault in TP NET Replace the TP NET Code No Name Indication Class 101 TM Error Data Communication Error CommD Error Alarm Message Detection Detected when the CRC Er...

Page 73: ...l level Special level Code No Name Indication Class 035 CPU Operation Error CPU Error Alarm Message Cannot be indicated in same cases Detection Detected when a watchdog has been detected in the equipm...

Page 74: ...2 8 2 8 2 8 2 Settings associated with alarms Settings associated with alarms Settings associated with alarms Settings associated with alarms The welding condition and parameter setting associated wi...

Page 75: ...ither warning or indication The Hold End output depends on the parameter settings after this sorting Indication Indication Indication Indication After detection of this level of alarm the alarm inform...

Page 76: ...ttings HoldA Dly ON Hold Out ON ALM Mode 1 Alarm Continuous output Conduction possible The next Start signal can be accepted Without Alarm Reset input 3 Parameter settings HoldA Dly ON Hold Out ON ALM...

Page 77: ...Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 77 4 Parameter settings HoldA Dly OFF Hold Out ON ALM Mode 3 No Alarm output Indication only 5 Parameter settings HoldA Dly ON Ho...

Page 78: ...ies 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 78 6 Parameter settings HoldA Dly OFF Hold Out ON ALM Mode 0 Alarm Pulse output 7 Parameter settings HoldA Dly OFF Hold Out...

Page 79: ...alarms Sequence upon generation of indication level of alarms Sequence upon generation of indication level of alarms After completion of hold time the alarm is indicated on the TP After completion of...

Page 80: ...set up through TP NET O Setup data Ensure that the specified parameters are set up through TP NET O Measure the welding current Make sure that the specified current is flowing O Inspect signal input...

Page 81: ...2 years Examples of human errors Examples of human errors Examples of human errors Examples of human errors Cross wiring Cross wiring Cross wiring Cross wiring Wire shorts and breaks in cable by exte...

Page 82: ...he timer in a place where temperature is between 0 and 60 with 70 or less humidity and condensation of humidity will not occur Avoid locations receive vibrations or direct sunlight 1 1 1 1 BASIC BASIC...

Page 83: ...igger Start In the case where an START SW is continually held 1 1 1 1 BASIC BASIC BASIC BASIC 2 2 2 2 INSTALLATION INSTALLATION INSTALLATION INSTALLATION 3 3 3 3 POWER POWER POWER POWER 4 4 4 4 TP TP...

Page 84: ...eset number of times 1 to 9 11 3 11 3 11 3 11 3 START SW Preferred function START SW Preferred function START SW Preferred function START SW Preferred function Parameter P9 SW Mode Welding current seq...

Page 85: ...n the alarm Current Low or Compensation Voltage Low is detected using the above Setting conduction is performed again Note The 2nd reweld is not performed 11 5 11 5 11 5 11 5 Sequence to discover shor...

Page 86: ...cted The Last Step signal from TB1 is not outputted TP Indication only Current Detection Signal sequence bottom Pr CurDetect OFF Disabled With Pr CurDetect OFF there is not conduction Detection Signal...

Page 87: ...is outputted from B5 on TB1 at the end of last step Notes 1 With the parameter Pr CurDetect Enabled Conduction Detection signal is outputted from B6 on TB1 and therefore Last Step signal is not outpu...

Page 88: ...ameter Max Step Set the maximum step number in the range of 2 to 16 4 Parameter Gun Sel Set the maximum gun No 5 Welding condition Gun Sel Guns are assigned to the activation series and the following...

Page 89: ...Common START SW 1 GUN No 2 Step Select Clear Input Signal Common START SW 2 GUN No 3 Step Select Clear Input Signal Common START SW 1 START SW 2 GUN No 4 Step Select Clear Input Signal Common START S...

Page 90: ...e Linear Up function provides linear interpolation with the next current application during step control 11 8 2 Setting procedure for using the linear Up function See the setting procedure for using t...

Page 91: ...taken as 100 Direct setting or welding pressure 1 MaxV setting Input the maximum pressure for the installed guns See the drawing and other material 2 PAjust setting Use a provisional pressure efficien...

Page 92: ...V1 to 3 Set pressure values V1 to V3 settings PressT1 to 3 Pressure increase time T1 to T3 settings The set pressure then the Variable Pressure is held at the pressure value V1 to the end of the weldi...

Page 93: ...n the Pressure Selector function is used Parameter Gun Sel Set the value 31 or 32 for the parameter Gun Sel The upper digit 3 indicates that the Pressure Selector function is enabled Enter the SOL out...

Page 94: ...elector function is given preference and the setting will not act as SOL3 or 4 output 2 Time chart of Weld Interlock Description of Weld Interlock inputs and outputs Start Acceptance output TB1 termin...

Page 95: ...welding sequence upon completion of installation or when changing the tip The welding sequence will be controlled according to your settings but no conduction will be provided Conti Press NOW2 The gun...

Page 96: ...S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 96 Conti Press Conti Press Conti Press Conti Press procedure procedure procedure procedure...

Page 97: ...ARA OBARA KOREA KOREA KOREA KOREA PAGE 97 No Weld mode Sequence Whether an alarm is outputted or not depends on the parameter settings Conti Press mode Sequence Whether an alarm is outputted or not de...

Page 98: ...assumed that I O control is made by the DeviceNet or other unit with the parameter setting of Pq Remote I O ON Therefore the specifications for inputs and outputs on terminal block are subject to chan...

Page 99: ...TB1 input information input information input information input information N10 N10 N10 N10 N20 N20 N20 N20 N11 N11 N11 N11 N21 N21 N21 N21 N12 N12 N12 N12 N22 N22 N22 N22 input 1 N13 N13 N13 N13 N23...

Page 100: ...trunk should be 5m or less General outline of connection Use one length of the cable for DeviceNet to connect the timer with PLC for I O operations Presence of Terminator When shipping it is connected...

Page 101: ...nged BA1 BA2 Mode Setting Open Open Module address 0 Factory setting Open Short Module address 1 Short Open Module address 2 Short Short Module address 3 Not used 2 MAC ID and baud rate settings Use t...

Page 102: ...green Yellow Amber Red green Yellow Amber Red green Yellow Configuration mode 4 MS NS LED Module network status LED MS NS LED indicates the device and communication statuses MS NS LED is located on th...

Page 103: ...Monitor Data4 The number Allocation at depends on the set address of the PLC 3 Monitor Data8 4 Monitor Data16 5 Monitor Data32 6 Monitor Data64 7 Monitor Data128 Monitor Information 0 to 255 Binary T...

Page 104: ...ionary X O X Note2 Signal output Information o ON High x OFF LOW Note1 Setting the parameter P7 AIM Mode to 3 sets the alarm level to Notice The standard setting is x Note2 Setting the parameter Pi Te...

Page 105: ...utput when the Step order selected by the Gun No Step Up Series selected based on the above input condition reaches the last Output timing When Timer Series Group No are inputted and the Step up order...

Page 106: ...mer Activation signal input the corresponding Step Up Information and Pressure Information will be reflected to timer output information Input condition Batch transfer and processing of MOV and other...

Page 107: ...r upon completion this signal causes a return to the Step order 1 Input condition None Step Up All Reset Operation This signal resets the Step Up information on all the Step Series and sets the Step o...

Page 108: ...Error is detected The Trans Diode Error Detection sequence is followed by use of Start FF Group F Start Series F See Section 11 5 Trans Diode Short of the special functions for further details 2 Opera...

Page 109: ...hing from the trunk Lines can be branched from a branch line 5 wire cable 2 signal wires 2 power wires and 1 shielding wires is used Connection Connection Connection Connection method method method me...

Page 110: ...tion Communication Communication D D D Distance istance istance istance Maximum length Maximum length Maximum length Maximum length Total length of branch lice 156m 78m 39m Communication Communication...

Page 111: ...al length of B B B Branch lines ranch lines ranch lines ranch lines 500k bit s 500k bit s 500k bit s 500k bit s 100m or less 39m or less 250k bit s 250k bit s 250k bit s 250k bit s 250m or less 78m or...

Page 112: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 112...

Page 113: ...k The 2 out of 5 wire cables used in trunk branch line are for communication power 24VDC The communication power should not be used for other purposes Connection from the trunk to the communication po...

Page 114: ...s Terminating resistance attachable Type DCN 3C 5 Can branch one branch line With 5 connectors Terminating resistance attachable OMRON 3 Power tap Can be used to provide communication power via the ca...

Page 115: ...LC setup pical PLC setup pical PLC setup T T T Typical setup of the PLC main unit ypical setup of the PLC main unit ypical setup of the PLC main unit ypical setup of the PLC main unit Model JW 20DN Ma...

Page 116: ...OREA KOREA KOREA KOREA PAGE 116 11 1 11 1 11 1 11 13 3 3 3 12 12 12 12 Typical PLC program Typical PLC program Typical PLC program Typical PLC program The following is a typical program for the timer...

Page 117: ...dure 1 Install the units referring to the 2 Installation 2 Referring to the illustrations given above connect the timers using the PJC cables 3 The timer to be connected last must be terminated with r...

Page 118: ...from the initial screen The timer in use is not of the type that suits the installation of a plurality of a plurality of units Check the nameplate of the timer It must be of the STN21 G type When the...

Page 119: ...STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 119 WARRING TP DP Co nne ctor POWER WARRING TP DP Co nne ctor POWER WARRING TP DP Co nne ctor...

Page 120: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 120...

Page 121: ...ries 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 121 POWER INLET OUTLET Wa te rF l ow late 4 5L Min Wa te r 30 C P2 CP2 ZR1 CR3 Welding Condition Chart Welding C...

Page 122: ...RA KOREA KOREA KOREA KOREA PAGE 122 INLET OUTLET WaterFlowlate 6 L Min Water 3 0 C or less POWER P2 CP2 ZR1 CR3 Welding Condition Chart WARRING To TM or TP DP From TC Input Power To Transfomer To Tran...

Page 123: ...S S S STN TN TN TN21 Series 21 Series 21 Series 21 Series OBARA OBARA OBARA OBARA KOREA KOREA KOREA KOREA PAGE 123 K2 G2 K1 G1 P3 P1 P2 T R1 CP2 CP1 CT CR2 CR1 CPT ZR1 SCR...

Page 124: ...Step Up 12 Step12 50 200 1 4 Step Up 13 Step13 50 200 1 4 Step Up 14 Step14 50 200 1 4 Step Up 15 Step15 50 200 1 4 Step Up 16 Step16 50 200 1 4 13 GUN No 1 2 3 4 5 6 7 8 Step Count 1 Count 1 0 9999...

Page 125: ...t Pf VP Type 0 control range 0 5V control range 0 10V caution output select Pg Caution ON Enable OFF Disable Transformer thermostat check sequence Ph Gun Chang ON Enable Check at weld start OFF Disabl...

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Obara Korea STN21 Series, Instruction Manual

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