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AVC118  

 

ARC VOLTATGE CONTROLLER 

 

Instruction Manual 

 
 

Revision 2.0A   

Mar. 2012 

 

 

 

 

 

 

 

 

SHENZHEN ONTIME TECHNOLOGY CO.LTD 

Содержание AVC118

Страница 1: ...1 AVC118 ARC VOLTATGE CONTROLLER Instruction Manual Revision 2 0A Mar 2012 SHENZHEN ONTIME TECHNOLOGY CO LTD...

Страница 2: ...on the opposite the arc voltage will decrease AVC118 plasma arc voltage torch height controller will detect the voltage changes then control the distance between cutting torch and work piece via the...

Страница 3: ...Inductive proximity switch mode Torch tip ohmic contact mode only be suited for the plasma power which has less HF and HV interferences and working in dry cutting condition Arc voltage divider ratio...

Страница 4: ...SHENZHEN ONTIME TECHNOLOGY CO LTD 4 Pictures...

Страница 5: ...HENZHEN ONTIME TECHNOLOGY CO LTD 5 System connection AVC118 controller system connection AVC118 Controller CNC SYSTEM WORK PIECES PLASMA ARC VOLT MOTOR Torch Lifter SHIELD L I M I T PRO SW GROUND STAR...

Страница 6: ...DC24V power supply lifting motor and limit switches J3 Connect to the proximity switch and plasma start switch J4 Connect to the arc voltage sampling terminals J5 Connect to the torch shield cap signa...

Страница 7: ...ND of Control Signals 9 NC J2 1 UP_LMT Upper Limit Switch 2 DOWN_LMT Lower Limit Switch 3 COM GND of Control Signals 4 MOTOR_1 Motor Terminal 1 5 MOTOR_2 Motor Terminal 2 6 DC24V Power Supply DC24V 7...

Страница 8: ...ntegrated an isolated arc voltage divider the divided ratio is 1 100 The arc voltage sense wires should be at least 0 9 mm squared twisted pair wire rated 600V or greater When connecting arc voltage s...

Страница 9: ...SHENZHEN ONTIME TECHNOLOGY CO LTD 9 J4 J5 connection illustration J5 SHIELD CAP SHIELD LEAD LINE J4 E_TRODE ARC VOLT WORK ARC VOLT...

Страница 10: ...n can be reversed by demand when placing order J1 2 UP Torch UP signal from the CNC Active level LOW J1 3 DOWN Torch DOWN signal from the CNC Active level LOW J1 4 START CUT Start cutting cycle signal...

Страница 11: ...case of serious error occurred during the plasma cut this signal will be reset to high level Active level LOW Please refer to the MOTION signal interface circuit illustration J1 7 NC J1 8 CNC_COM This...

Страница 12: ...ase exchange the lead wires of the lifter motor Limit switch J2 1 Connect to the terminal of normal open contact of the upper limit switch J2 2 Connect to the terminal of normal open contact of the lo...

Страница 13: ...ty switch type NPN normal open sense distance 2mm If there is a short wire connected between terminal J3 2 and j3 3 you should remove it before connecting the proximity switch When more than one proxi...

Страница 14: ...de Terminal J5 Through this lock terminal Connect the shield cap lead wire as the Ohmic IHS sensing signal to the SHELD CAP terminal The Ohmic IHS sense wire should be at least 0 5 mm squared rated 10...

Страница 15: ...ey to enter into manual operation mode and it is your responsibility to maintain the torch height correctly Operational keys MEMU Menu key ENTR Enter key UP Move the lifter upward while standby Increa...

Страница 16: ...o increase or decrease the value of working arc voltage Holding the UP or DOWN key for about 2 seconds to increase or decrease the value automatically and faster Press ENTR key to confirm and exit to...

Страница 17: ...of pierce procedure control IHS Test Press the MENU key once while standby the controller will enter into parameter setup interface then press UP or DOWN arrow key to select menu items press the ENTR...

Страница 18: ...R key to confirm and start the arc test procedure You can press the ARC_TEST key to exit or the ENTR key to start the arc test procedure During the arc test procedure you can press the ENTR key to sto...

Страница 19: ...s ENTR key once to edit current parameter and then press the UP or DOWN arrow key to modify current parameter value press ENTR key again to return Press the MENU key to exit to standby status after al...

Страница 20: ...WM MAX_PWM default 90 U D_ PWM The upward and downward PWM value of the lifting motor This parameter defines the speed of torch lifting motor during manual torch height control Range MIN_PWM MAX_PWM d...

Страница 21: ...oning during auto height control will become unstable and prone to oscillation If this value is set too low the lifter positioning during auto height control will become slow and inaccurate Range 1 20...

Страница 22: ...nge MIN_PWM MAX_PWM default 100 ADJ_RANG Arc voltage intelligent adjustment range The AVC118 controller has an intelligent arc voltage adjustment function Supposing the initial arc voltage is set too...

Страница 23: ...voltage intelligent adjustment step This parameter defines the step value of arc voltage while intelligent arc voltage adjustment occurs Range 1 5V default 1 INTEL_SG Arc voltage intelligent adjustme...

Страница 24: ...ult 0 0 Disable this function 1 Enable this function If a certain number of continued collisions have been detected the controller will stop the plasma power and disable the MOTION signal to the CNC s...

Страница 25: ...25 Range 10 60 default 20 DEFAULT Restore default value When this parameter is set to the value of 18 and press the MENU key to exit all inner parameters will restore to the default value and this par...

Страница 26: ...troller does not respond the CNC signal AVC118 controller may not be at the standby status Make the controller return to the standby status 4 Plasma arc transfer difficult Check the work cable connect...

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