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dolycon CT120G MINI Series User Manual

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  • Page 3 CT120G Mini Series Inverter Preface Preface Thanks for choosing CT120G mini series inverter. Please this manual carefully before using. If you find any problem or not understand this manual, please contact factory. If any problem in using, please also contact engineer of factory also. We will keep to updated both hardware and software to get better performance without notice.
  • Page 4 CT120G Mini Series Inverter Preface - 2 -...

  • Page 5: Table Of Contents

    CT120G Mini Series Inverter Content Content 1 Product Infirmation................5 2 Instal and Wire..................9 3 Parameter Table.................14 Appendix 1 Communication Address...........64 Appendix 2 Troubleshooting List............68 Product Certification................75 Guarantee....................76 - 3 -...
  • Page 6 CT120G Mini Series Inverter Content - 4 -...

  • Page 7: Product Infirmation

    CT120G Mini Series Inverter 1 Product Infirmation 1 Product Infirmation Model Input Output Power Motor power current current Model （KW） （KW） （A） （A） Single phase 220Vac 50/60Hz CT120G-2S-0.7-B 0.75 0.75 CT120G-2S-1.5-B 14.0 CT120G-2S-2.2-B 23.0 Three phase 380Vac 50/60Hz CT120G-4T-0.7-B 0.75 0.75...
  • Page 8 CT120G Mini Series Inverter 1 Product Infirmation Starting 0.00～10.00Hz frequency ACC and DEC 0.1～65000.0s time Carrier 0.5KHz～16.0KHz frequency UP/DOWsetting,Analog setting, digital Frequency setting, multi-step speed setting, PID setting setting, MODBUS communication setting Start mode Start frequency, DC braking and start...
  • Page 9 CT120G Mini Series Inverter 1 Product Infirmation interface communication. ACC overcurrent, DEC overcurrent, constant speed overcurrent, overvoltage, overvoltage, constant speed overvoltage, bus under voltage, motor overload, inverter overload, input power failure, output Fault protection phase loss, rectifier module overheating, inverter module...
  • Page 10 CT120G Mini Series Inverter 1 Product Infirmation Size of inverter and keypad Mounting Size（mm） Weight Model hole size (kg) (mm) CT120G-2S-0.7-B CT120G-2S-1.5-B CT120G-2S-2.2-B 84.6 67.3 170.2 159.8 131 CT120G-4T-0.7-B CT120G-4T-1.5-B CT120G-4T-2.2-B Keypad wire can not more than 30m - 8 -...

  • Page 11: Instal And Wire

    CT120G Mini Series Inverter 2 Instal And Wire 2 Instal and Wire Systerm parts suggested Contactor Brake Braking resistor Main wire rated rated Model （copper， Power Resist current current ） （kW） （Ω） （A） CT120G-2S-0.7-B ≧0.3 ≧200 CT120G-2S-1.5-B ≧0.3 ≧150 CT120G-2S-2.2-B ≧0.3...
  • Page 12 CT120G Mini Series Inverter 2 Instal And Wire Terminal Type Function Specification name Digital input Input specification:24V， DI1～DI4 terminals 1～4 Pulse input frequency high-speed range:0～20KHz pulse input or High power level digital input voltage:24V +24V power or Isolated to GND...
  • Page 13 CT120G Mini Series Inverter 2 Instal And Wire Terminal Type Function Specification name range:0V～10V Output current range:0/4～20mA Analog earth Isolated to GND T1A-T1B:always close T1A-T1C:always open Contractor T1A/TIB/TIC Relay output capability:250VAC/3A， 30VDC/1A Relay output T2A-T2B: always close T2A-T2C:always open Contractor T2A/T2B/T2C Relay output capability:250VAC/3A，...
  • Page 14 CT120G Mini Series Inverter 2 Instal And Wire Symbol Name meaning reference LED Blinking: terminal run command reference mode On: communication run command reference mode Off: no fault alarm Quick blinking: fault alarm Self Slow blinking: motor under self TUNE...
  • Page 15 CT120G Mini Series Inverter 2 Instal And Wire Function group edit step[1] selection in the 1st/2nd level menu; Function parameters settings edit step selection in the 3rd level menu; Right-shift key In stop parameter display status, running parameter display status and fault display state, display parameters selection;...

  • Page 16: Parameter Table

    CT120G Mini Series Inverter 3 Parameter Table 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F00 Group Basic function 0:speed sensorless vector Motor control control F00.00 ☆ mode 1:reserved 2:V/F control 0: keypad run command...
  • Page 17 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion selection selection 0: main 1: main and auxiliary operation ( decided by ten) 2: main<--> auxiliary 3: main<-->main and auxiliary operation 4:auxiliary<-->main and...
  • Page 18 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 0.0s～6500.0s(F00.16=1) 0s～65000s(F00.16=0) 0:1s Unit of ACC/DEC F00.16 1:0.1s ☆ time 2:0.01s Auxiliary frequency F00.17 ○ 0%～150% source Y range 0:F00.07set 1:AI1 Upper limit 2:AI2 F00.18...
  • Page 19 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 1: digital setting frequency 2:AI1 3:AI2 4:keypad potentiometer AI0 5:high speed pulse input （DI5） 6:multi-step speed 7:simple PLC 8:PID 9:485 communication Ten: Terminal command...
  • Page 20 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Rated voltage of F01.05 asynchronous 1V～2000V ☆ motor Rated current of F01.06 asynchronous 9.00 0.01A～655.35A ☆ motor Stator resistance of F01.07 asynchronous 1.204...
  • Page 21 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Start DC F02.04 braking/Pre 0%～100% ☆ excitation current Start DC F02.05 braking/Pre 0.0s～100.0s ☆ excitation time 0: linear type ACC and DEC F02.06...
  • Page 22 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion running frequency frequency is less than lower 1: stop limit frequency 2: 0 speed run Delay time of F02.19 ○ 0.0s～6500.0s dormancy wake up...
  • Page 23 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion compensation 0.1%～30.0% VF separate invalid Torque 0.00Hz～ max frequency F03.02 compensation 50.00 ☆ F00.06 cut-off frequency F03.03 V/F frequency 1 0.00 0.00Hz～F03.05 ☆...
  • Page 24 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion VF separate voltage 0V～motor rated voltage F03.14 ○ source setting F01.05 0.0s～1000.0s VF separate voltage F03.15 ○ It means time from 0v to...
  • Page 25 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion gain Overvoltage stall F03.26 max frequency rise 0～50Hz ☆ limit Slip compensation F03.27 0.1～10.0s ○ time constant On line torque F03.28 80%～150% ☆...
  • Page 26 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion limit digital setting 0:F04.09 set 1:AI1 2:AI2 3:keypad potentiometer setting AI0 Speed control 4:HDI high speed pulse F04.10 (drive) torque max ○...
  • Page 27 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Proportional gain of F04.15 0～60000 2000 ○ torque regulation Integral gain of F04.16 1300 ○ 0～60000 torque regulation Unit place:integral separation Integral attribute of 0: Integral always valid F04.17...
  • Page 28 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion command 2:FWD/REV switch 3:FWD jog 4: REV jog 0: only valid for keypad Stop function of F05.05 control ○ STOP/RERST key 1: valid for all control modes Rotating speed F05.06...
  • Page 29 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion BIT3: running frequency 2 （Hz) BIT4:Remaining run time BIT5: AI1 voltage before correction BIT6: AI2 voltage before correction BIT7: potentiometer AI0 voltage before correction...
  • Page 30 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion pulse frequency (kHz) F05.11 Software version 1 v0.0x 0.00 ● F05.12 Software version 2 v0.0x 0.00 ● F05.13 Product name cT120 ●...
  • Page 31 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F06.06 reserved 10: run pause ☆ 11: external fault constant F06.07 reserved ☆ open input 12: multi-step speed terminal 13: multi-step speed terminal...
  • Page 32 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion will be used to control what time the frequency change setting start to work) 35:negative PID direction 36: external stop terminal 1...
  • Page 33 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F06.10 DI filter time 0.010 ○ 0.000s～1.000s 0: two-wire control mode 1 1: two-wire control mode 2 Terminal control F06.11 ☆ running mode...
  • Page 34 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Curve 3 maximum F06.25 F06.23～10.00V 10.00 ○ input Curve 3 maximum F06.26 input corresponding 100.0 ○ -100.0%～100.0% setting Keypad F06.27 potentiometer AI0 0.10...
  • Page 35 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Unit place:AI1lower than minimum input setting selection 0: set minimum input correspondingly 1:0.0% AI lower than Ten place:AI2lower than F06.34 minimum input ○...
  • Page 36 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion potentiometer AI0terminal function selection （as DI） 0:high level 1:low level A1 as DI valid state unit place:AI1 F06.43 ☆ selection ten place:AI2...
  • Page 37 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 16:AI1>AI2 17:upper limit frequency arrival 18:lower limit frequency arrival（related to running） 19:under voltage state output 20: communication set 21:location finished （reserved） 22:location approach （reserved）...
  • Page 38 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion arrive 41: fault output ( free stop faults and not output under voltage F07.05 reserved reserved ○ HDO pulse output 0: running frequency F07.06...
  • Page 39 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion max frequency F07.10 AO1bias coefficient -100.0%～100.0% 1.00 ○ F07.11 AO1 gain -10.00～10.00 ○ F07.12 reserved reserved ○ F07.13 reserved reserved ○ HDO switch output F07.14...
  • Page 40 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion selection in running, continue to run 2: overload warning is valid in running, alarm (OL3) and stop 3: overload warning is valid...
  • Page 41 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Output phase loss 0: disabled F08.12 ○ protection selection 1: enabled Automatic reset F08.13 0～20 ○ times Automatic reset F08.14 0.1s～100.0s ○...
  • Page 42 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 17: external fault (E.EF) 18: communication failure (E.485) 19: current detection fault (E.ItE） 20: motor parameter learning fault（E.AUt） 21:EEFROM operation fault （E.EEP）...
  • Page 43 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 41:switch motor while running (E.CrP) 42:user define fault 1(E.uD1) 43:user difin fault 2(E.uD2) 44:power on time arrive (E.PTo) Frequency at third F08.19 0.00...
  • Page 44 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion fault Inverter status at F08.32 ● second fault Second fault time F08.33 ( count from latest ● power on) Second fault time F08.34...
  • Page 45 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion DO act selection while fault 0:not act F08.45 ○ automatic reset 1:act period Unit place: motor over load （E.oL1） 0:free stop 1:stop as stop mode...
  • Page 46 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 0:free stop 1:stop as stop mode 2:continue running ten place:power on time arrive （E.PTo） 0:free stop 1:stop as stop mode 2:continue running...
  • Page 47 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion standby frequency Abnormal standby 0.0%～100.0%(current aim F08.52 ○ frequency setting frequency) 0:no temperature sensor Motor temperature F08.53 1:PT100 ○ sensor types 2:PT1000 Motor over heat F08.54...
  • Page 48 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 0.0s: no detection Detection time for F08.67 ○ too big speed bias 0.1～60.0s 0～max frequency Over current basis F08.68 37.50 max frequency output highest ☆...
  • Page 49 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F09.09 reserved 0～65535 ● PID control F09.10 0.0%～100.0% ○ deviation limit 0.0%: not judge feedback loss Feedback loss F09.11 ○ detection value 0.1%～100.0%...
  • Page 50 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion two output REV max bias of F09.26 1.00 0.00%～100.00% ○ two output Unit place: integral attribute 0: invalid 1: valid PID Integral F09.27...
  • Page 51 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion command 1 （100.0% of max frequency F00.06） -100.0%～100.0% Multi-step speed F11.02 ○ （100.0% of max frequency command 2 F00.06） -100.0%～100.0% Multi-step speed F11.03...
  • Page 52 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F00.06） -100.0%～100.0% Multi-step speed F11.10 ○ （100.0% of max frequency command 10 F00.06） -100.0%～100.0% Multi-step speed F11.11 ○ （100.0% of max frequency command 11 F00.06）...
  • Page 53 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 0:no inverter stop memory 1:with inverter stop memory F11.18 Step 0 running time 0.0s(h)～6553.5s(h) ○ PLC step 0 F11.19 ACC/DEC time 0～3 ○...
  • Page 54 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion F11.34 Step 8 running time 0.0s(h)～6553.5s(h) ○ PLC step 8 F11.35 ACC/DEC time 0～3 ○ selection F11.36 Step 9 running time 0.0s(h)～6553.5s(h) ○...
  • Page 55 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion PLC step 15 F11.49 ACC/DEC time 0～3 ○ selection PLC running time F11.50 ○ unit 0:F11.00 1:AI1 2:AI2 3:potentiometer AI0 Multi-step 0 give F11.51...
  • Page 56 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Unit position: not standard MODBUS-RTU protocol 0:not standard Data transfer F12.05 MODBUS-RTU protocol ○ format selection 1:standard MODBUS-RTU protocol Ten position:reserved Communication 0:0.01A...
  • Page 57 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion equal to the rated current of the motor 0.00Hz～10.00Hz Set power on arrive F13.14 0h～65535h ○ time Set running arrive F13.15 0h～65535h ○...
  • Page 58 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Frequency F13.27 detection delay 0.0%～100.0%（FDT2 level） 5.0 ○ value(FDT2) Any arrival 0.00Hz～Max frequency F13.28 detection frequency 50.00 ○ F00.06 value 1 Frequency arrival 0.0%～100.0%（Max...
  • Page 59 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion current) Timing function 0:invalid F13.40 ☆ selection 1:valid 0:F13.42 setting 1:AI1 Timer running time 2:AI2 F13.41 ☆ selection 3:keypad potentiometerAI0 Analog input range corresponding to F13.42...
  • Page 60 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 0: not display 1: display Ten place: A00-A15 parameter group display selection 0: not display 1: display Unit place: user determine parameter group display...
  • Page 61 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion 3:keypad potentiometerAI0 4:high speed pulse setting 5:communication setting Drive torque high A00.03 limit number 150.0 -200.0%～200.0% ○ setting A00.04 Torque filter ●...
  • Page 62 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion setting model 220v:200v 380v:350v 480v:350v 690v:650v 1140v:1100v A05.07 reserved reserved ☆ Dead zone time A05.08 100%～200% ☆ adjust 200.0v～2200.0vset by Over voltage point models A05.09...
  • Page 63 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion point 2input curve5inflection A06.13 30.0 -100.0%～100.0% ○ point 2input set A06.14 curve5Max input A06.12～10.00 10.00 ○ curve5Max input A06.15 -100.0%～100.0% 100.0 ○...
  • Page 64 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion potentiometerAI0v oltage B00.12 Count value ● B00.13 Depth value ● B00.14 Load speed display ● B00.15 PID set unit:% ● B00.16 PID feedback unit:% ●...
  • Page 65 CT120G Mini Series Inverter 3 Parameter Table Detailed instruction of Default Attribu Function Name code parameters value -tion Auxiliary frequency B00.31 unit:Hz 0.01 ● Y display Check any memory B00.32 ● address value Synchronous B00.33 machine rotor unit:° ● position B00.34 reserved...

  • Page 66: Appendix1 Communication Address

    CT120G Mini Series Inverter Appendix1 Communication Address Appendix1 Communication Address Appendix table 1 485 communication address Function Address Data meaning instruction instruction definition characteristics 0001H:FWD 0002H:REV 0003H:RWD JOG Communication 0004H:REV JOG control 2000H 0005H: free stop command ( emergency stop)
  • Page 67 CT120G Mini Series Inverter Appendix1 Communication Address Function Address Data meaning instruction instruction definition characteristics 100.00%，-10000 is corresponding to -100.00%） running frequency （0～ 1001H Fmax，unit0.01Hz） Bus voltage（0～2000.0， 1002H unit0.1V） Output voltage（0～ 1003H 1200V，unit1V） Output current（0.0～ 1004H 3000.0，unit0.1A） Output power（-300.0～ 300.0%，unit0.1%，100%...
  • Page 68 CT120G Mini Series Inverter Appendix1 Communication Address Function Address Data meaning instruction instruction definition characteristics Analog AI0 value 100CH （0.00～10.00V， unit0.01V） 100DH Count value input 100EH Depth value input 100FH Load speed PID set value （0～1000， 1010H 1000 corresponding to 100.0%）...
  • Page 69 CT120G Mini Series Inverter Appendix1 Communication Address Function Address Data meaning instruction instruction definition characteristics High speed pulse HDI value （0～50kHz， 101CH unit1kHz） Communication set value 101DH （0～0xFFFF） Real feedback speed, unit 101EH 0.01Hz Main frequency source 101FH display Auxiliary frequency...

  • Page 70: Appendix2 Troubleshooting List

    CT120G Mini Series Inverter Appendix2 Troubleshooting List Appendix2 Troubleshooting List Appendix table 2 Troubleshooting list Code Type Reason Solution 1. The acceleration is too fast 1. Increase the ACC time ACC running 2. The grid voltage is too 2. Check the input power E.oC1...
  • Page 71 CT120G Mini Series Inverter Appendix2 Troubleshooting List Code Type Reason Solution running 2. The load inertia is too energy consumption overvoltage large braking components The grid voltage is too Check the grid input E.Lv undervoltage power 1. The grid voltage is too 1.
  • Page 72 CT120G Mini Series Inverter Appendix2 Troubleshooting List Code Type Reason Solution 3. The duct is blocked or temperature the fan is damaged 5. Check and reconnect 4. The ambient 6. Ask for service temperature is too 7. Ask for service high 8.
  • Page 73 CT120G Mini Series Inverter Appendix2 Troubleshooting List Code Type Reason Solution supply is damaged 4. Ask for service 3. Hall device is damaged 4. Amplifier circuit is abnormal 1. Replace the drive 1. The motor capacity model does not match with 2.
  • Page 74 CT120G Mini Series Inverter Appendix2 Troubleshooting List Code Type Reason Solution E.EN Running time Ask for service User trial time arrival arrival 1. The load is too heavy 1. Select a larger power Overload inverter 2. Inverter per-warning E.oL3 pre-warning as setting 2.
  • Page 75 CT120G Mini Series Inverter Appendix2 Troubleshooting List Code Type Reason Solution Control parameter setting and control parameters not right 1. Load is abnormal or 1. Check load Check inverter not connect control parameters, add motor stall detection time E.Sto Stall fault 2.
  • Page 76 CT120G Mini Series Inverter Appendix2 Troubleshooting List - 74 -...

  • Page 77: Product Certification

    CT120G Mini Series Inverter Product Certification Product Certification Product Name: Product standard: Product number: Release date: Inspector: - 75 -...

  • Page 78: Guarantee

    CT120G Mini Series Inverter Guarantee Guarantee User Name： Contact person： User Address: Telephone： File Model number： Product Post code： File Dealer Company： Application of environment： Fault information Maintenance situation describe Maintenance man： Purchase date: Handling person ： - 76 -...

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