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User Manual
EM303A General Purpose Inverter

3.3.5

Standard Control Circuit Wiring

See Figure 3-17 for standard control circuit wiring of EM303A.

Figure 3-17 Standard Control Circuit Wiring of EM303A

Remarks:

EM303A-055 or above: No PB terminal.

Summary of Contents for EM303A-011G/015P-3CB

Page 1: ...PWL pulse output F R logic output and delay output and etc 5 Analog input signals VS IS VF IF can be programmed as numeric inputs numeric terminals expansion control achieved 6 With filtering analog...

Page 2: ...re with this inverter Verifying Product upon Delivery Caution 1 Never install an inverter that is damaged or missing components Failure to comply can result in injury z Installation Caution 1 Always h...

Page 3: ...the rated voltage of inverter Otherwise it may result in injury and fire 2 Never perform voltage withstanding test Otherwise semi conductors and other devices can be damaged 3 Connect braking resisto...

Page 4: ...erter is running Otherwise the inverter will be damaged 4 Be careful when editing inverter settings The inverter is in factory default Otherwise the inverter will be damaged z Maintenance and Inspecti...

Page 5: ...an be destroyed by ESD if touched directly with bare hands 2 Do not check signals while the inverter is running Otherwise the inverter will be damaged z Other Danger 1 Never attempt to modify or alter...

Page 6: ...OF INSTALLATION 21 2 5 DISASSEMBLY AND ASSEMBLY OF KEYPAD 22 3 WIRING 24 3 1 CONNECTIONS TO PERIPHERALS 24 3 2 WIRING MAIN CIRCUIT TERMINALS 25 3 3 WIRING CONTROL CIRCUIT TERMINALS 32 3 4 EXTENDING KE...

Page 7: ...TOMATIC TORQUE BOOST AND SLIP COMPENSATION 121 9 TROUBLESHOOTING 123 9 1 FAULTS 123 9 2 FAULT ANALYSIS 125 10 MAINTENANCE AND INSPECTION 128 10 1 MAINTENANCE AND INSPECTION 128 10 2 DAILY INSPECTION 1...

Page 8: ...Output Current A Overall Dimensions Wire Size m2 1 Phase AC220V EM303A 1R1 1CB 1 1 6 2 The same as EM303A 2R2G 3R0P 3CB 2 5 EM303A 1R5 1CB 1 5 8 0 4 EM303A 2R2 1CB 2 2 10 0 4 EM303A 3R0 1CB 3 0 13 The...

Page 9: ...303A 011G 015P 3CB 11 26 EM303A 015G 018P 3CB 15 34 EM303A 018G 022P 3C 18 5 41 EM303A 022G 030P 3C 22 48 EM303A 030G 037P 3C 30 60 EM303A 037G 045P 3C 37 75 EM303A 045G 055P 3C 45 90 EM303A 055G 075P...

Page 10: ...brake current 0 100 rated current Signal Input Source Communication analog voltage analog current preset speed simple PLC and their combinations Special Function Control Textile Wobbulation Realize te...

Page 11: ...ple PLC Program operation is that inverter finishes specified control logic according to the mode and time set in the program Program operation is categorized as speed program operation torque program...

Page 12: ...ulate its output voltage for energy saving purpose 1 2 10 Constant Power Output With the same load output current will increase as the input voltage of inverter decreases Meanwhile if constant power o...

Page 13: ...arameter Copy All function parameters of EM303A can be copied through keypad 1 2 20 Programmable Displayed Information Monitoring codes C0 00 C0 31 of EM303A can be displayed by setting program 1 2 21...

Page 14: ...and inverter automatically traces load variables and limit output current to make it not exceed the maximum value Even if there is sudden load change quick acceleration or deceleration inverter will...

Page 15: ...User Manual EM303A General Purpose Inverter 15 Figure 1 1 Speed Setting Modes...

Page 16: ...User Manual EM303A General Purpose Inverter 16 Figure 1 2 Torque Input Modes...

Page 17: ...d 3 wire sequence The setting details and control logic of these three modes are shown in the description of function parameters F0 04 and F0 05 in 7 1 1 4 EM303A Outlook See Figure 1 3 for the outloo...

Page 18: ...able 2 1 Check List Item Action If the products are identical to the purchase order Check the devices reference marked on the label Any part damaged Check the outlook if any damages Any screw loosened...

Page 19: ...in Figure 2 1 and Table 2 2 The keypad can be installed on the metal panel separately with a hole size of 116 5 0 1 L 71 5 0 1 W mm and applicable panel thickness 1 2 2 0mm 71 74 118 26 34 116 8 58 7...

Page 20: ...5P 3C EM303A 055G 075P 3C 390 300 695 665 635 250 200 259 12 c EM303A 075G 090P 3C EM303A 090G 110P 3C 560 400 828 803 775 355 255 364 12 c EM303A 110G 132P 3C EM303A 132G 160P 3C EM303A 160G 185P 3C...

Page 21: ...3 2 Ambient Temperature Install inverter in a place with good ventilation to improve the reliability of inverter operation When inverter is mounted inside a cabinet cooling fan or air conditioner is...

Page 22: ...ve the front cover For EM303A 7R5 or below push the cover vertically from the bottom with two hands and then lift up outwards See Figure 2 3 Figure2 3 Remove the Front Cover z Disassemble the keypad P...

Page 23: ...User Manual EM303A General Purpose Inverter 23 Figure 2 4 Disassemble the Keypad Figure 2 5 Assemble the Keypad...

Page 24: ...User Manual EM303A General Purpose Inverter 24 3 Wiring 3 1 Connections to Peripherals Connections between EM303A and its peripherals are shown in Figure 3 1 Figure 3 1 EM303A Peripherals Connections...

Page 25: ...lock of EM303A 015 or below U V W R S T b Main Circuit Terminal Block of EM303A 018 075 R S T POWER U V W MOTOR c Main Circuit Terminals of EM303A 090 or above Figure3 2 Main Circuit Terminal Block Re...

Page 26: ...for connecting to external braking unit PB Connecting terminals of braking resistor one end connected to and the other to PB Grounding terminals 3 2 3 Standard Wiring of Main Circuit See Figure 3 3 f...

Page 27: ...n be controlled by the electromagnetic contactor on input side Inverter may break down if the electromagnetic contactor is on and off frequently The operation interval between start and stop of the in...

Page 28: ...se produced by the inverter zA special purpose noise filter is required for the inverter zCorrect vs incorrect installations of noise filters as shown in Figure 3 5 and Figure 3 6 Figure 3 5 Correct N...

Page 29: ...tor to the output circuit Otherwise failure to comply will cause overcurrent or overvoltage protection Even worse inverter will be damaged Make sure that the inverter stops before installing electroma...

Page 30: ...wn in Figure 3 9 Figure 3 9 Countermeasures Against RFI Cable Length Between Inverter and Motor The longer cable between the inverter and motor is the higher carrier frequency is and the greater high...

Page 31: ...90P 3C M10 17 0 22 0 60 EM303A 090G 110P 3C M10 17 0 22 0 60 EM303A 110G 132P 3C M10 17 0 22 0 90 EM303A 132G 160P 3C M10 17 0 22 0 90 EM303A 160G 185P 3C M12 31 0 39 0 120 EM303A 185G 200P 3C M12 31...

Page 32: ...g cable should m he distance to groundi grounding cable as a ronously See Figur s Figure 3 10 Grou Resistor and Brakin for more details abo ng unit Circuit Terminals Terminals minals of EM303A ar nals...

Page 33: ...ply PLC Multi function input common terminal Common terminal for external connection with 24V The default is to connect with 24V supply Relay Output EA Relay output terminal EA EC NO EB EC NC EB EC Mu...

Page 34: ...ls IS and IF through analog current signal Figure 3 13 Wiring of Terminals IS and IF 3 3 2 2 Wiring Multi function Input Terminal The multi function input terminals of EM303A adopt full bridge rectifi...

Page 35: ...2 4 Wiring Multi function Output Terminal Multi function output terminals Y1 and Y2 can take 24V internal power supply of inverter or external power supply as shown in Figure 3 14 a Internal power sup...

Page 36: ...externally 0 5 1mm2 cable as the control circuit cable should be the best There are two types of control circuit wiring terminals for EM303A clamp terminal and barrier terminal install them with a PH...

Page 37: ...eral Purpose Inverter 37 3 3 5 Standard Control Circuit Wiring See Figure 3 17 for standard control circuit wiring of EM303A Figure 3 17 Standard Control Circuit Wiring of EM303A Remarks EM303A 055 or...

Page 38: ...wing the method as shown in Figure 3 18 If the extension wire exceeds 10m a remote control keypad is required If the keypad wire is also a control circuit wire wiring precautions as stated in 3 3 4 R...

Page 39: ...ction Left Shift Select the bit of setting parameters Select the row of monitoring parameter in operation Reset Escape Reset previous status Escape from editing the present parameter Button for Multi...

Page 40: ...ode Key Function Function Setting 1 Display edit save reset and lock the function code and its parameters 2 Reset default of the parameters 3 Select relevant parameter when the inverter is running Fun...

Page 41: ...with inverter 2 When power is on normal display on control panel no alarming 3 Turn off the power immediately if any emergency and check as per the instruction in Chapter 9 Parameter Setting After the...

Page 42: ...tem when connected to load 3 Turn off the power immediately if anything unexpected Normal Operation Basic Operation Inverter can conduct basic operation such as normal start operation stop forward rev...

Page 43: ...eypad See Chapter 9 if anything unexpected displayed on keypad 5 2 3 Idling Operation When motor is idling without mechanical load the inverter is in keypad or terminal control mode try to run the mot...

Page 44: ...screw to locate the mechanical load onto the motor shaft Starting up the Inverter 1 Start up the inverter in the same way as that in idling operation 2 Set the frequency about 1 10 of the normal runn...

Page 45: ...er The 3rd column is the range of parameter The 4th column is the parameter unit The 5th column is the parameter default For instance XXX represents that the parameter default varies with the power ra...

Page 46: ...ypad 1 Terminal 2 RS485 0 F0 05 Terminal Start Stop Control Selection 0 RUN Run F R Forward Reverse 1 RUN Forward F R Reverse 2 RUN NO forward Xi NC stop F R NO reverse 3 RUN NO run Xi NC stop F R For...

Page 47: ...e Options 0 Ramp to stop 1 Coast to stop 0 F0 21 Function Setting for JOG button 0 Jog running 1 Positive Negative input switching 2 Disabled 0 F0 22 Speed Monitoring Options 0 Frequency Hz 1 Speed rp...

Page 48: ...XXX F1 15 Autotuning Parameters 0 No autotuning 1 Staionary autotuning 2 Rotational autotuning 0 F1 16 Inverter Address 0 247 0 Broadcasting Address 1 F1 17 Communication Bit Rate 0 4800 1 9600 2 1920...

Page 49: ...fining 0 F2 10 VF Input Function Defining 0 F2 11 IF Input Function Defining 0 F2 12 Multi function Output Terminal Y1 See Table 6 2 Functions of Numeric Multi function Output Terminals 0 F2 13 Multi...

Page 50: ...etting 9 Coast to Stop 37 PID Positive Negative Setting Switch 10 Inverter Fault Reset 38 Preset Process PID Terminal 1 11 Forward Jog FJOG 39 Preset Process PID Terminal 2 12 Reverse Jog RJOG 40 Pres...

Page 51: ...o Speed Detection Residual Voltage Frequency Detection 5 Output Frequency Detection Range FDT2 Disabled at JOG 22 Motor 2 Enabled 6 Forward Reverse Enabled at running 23 Setting running time is up 7 F...

Page 52: ...dback Frequency Fmax 14 10V 10V 4 Estimated Feedback Frequency Fmax 15 PID Input 10 00V 5 Estimated Slip Frequency Fmax 16 PID Feedback 10 00V 6 Output Current Inverter Rated Current 17 Torque Current...

Page 53: ...0 00 F3 15 Acceleration Time 2 0 00 600 00 S min 15 00 F3 16 Deceleration Time 2 0 00 600 00 S min 15 00 F3 17 Acceleration Time 3 0 00 600 00 S min 15 00 F3 18 Deceleration Time 3 0 00 600 00 S min 1...

Page 54: ...tive Setting 0 F4 06 PID Output Gain 0 00 100 00 100 00 F4 07 Proportion Gain GP 0 00 100 00 0 40 F4 08 Integration Time GTi 0 000 30 000 0 000 No Integration S 10 000 F4 09 Differentiation Time GTd 0...

Page 55: ...operation 0 831 512 F4 21 Parameters displayed in the 2nd row in operation 0 831 514 F4 22 Parameters displayed in the 3rd row in operation 0 831 524 F4 23 Parameters displayed in the 4th row in oper...

Page 56: ...n Time ASR_Ti2 0 000 30 000 0 000 No Integration S 0 200 F5 05 Switching Frequency 0 0 00 Switching Frequency 1 Hz 5 00 F5 06 Switching Frequency 1 Switching Frequency 0 Fmax Hz 5 00 F5 07 Torque Curr...

Page 57: ...Preset Torque Current 5 0 00 150 00 80 00 F5 20 Preset Torque Current 6 0 00 150 00 90 00 F5 21 Preset Torque Current 7 0 00 150 00 100 00 F5 22 Positive Negative Torque Control 0 Positive Negative T...

Page 58: ...ge Percentage 0 00 100 00 526 C0 15 Effective Output Voltage Value 0 0 660 0 V 527 C0 16 DC Bus Voltage 0 1200 V 528 C0 17 Overload Count 0 00 100 00 529 C0 18 Not Used C0 19 Program Operation Section...

Page 59: ...EEU Keypad EEPROM failure STP Autotuning cancelled SFE Autotuning coast to stop SrE Stator resistance error SIE Idling current error INP Internal failure 0 E0 01 Output Frequency at Fault XX XX XX X...

Page 60: ...ult XXXX V 0 0 E0 20 Running Direction at Fault FOr Forward rEV Reverse 0 E0 21 Running Status at Fault ACC Acceleration CON Constant Speed dEC Deceleration 0 E0 22 Stall Status at Fault 0 Normal UL O...

Page 61: ...ntinuous cycle Thousands place Options of restart after operation stopped 0 Restart from the section when it stops 1 Restart from Preset Speed 1 Ten thousands place Program operation time unit 0 S 1 m...

Page 62: ...Hz 0 00 F6 20 Skip Frequency Point 3 0 00 600 00 0 0 6000 0 Hz 600 00 F6 21 Skip Range 3 0 00 20 00 0 0 20 0 0 00 0 0 Disabled Hz 0 00 F6 22 F6 23 Not used F6 24 Wobbulation Operation Mode Ones place...

Page 63: ...7 09 Analog ADT3 0 00 100 00 80 00 F7 10 Analog ADT3 Hysteresis 0 00 100 00 Monotonic decreasing is active 5 00 F7 11 Jog M0 Output Lower Limit 0 00 100 00 0 00 F7 12 Jog M0 Output Upper Limit 0 00 10...

Page 64: ...ds place IF current options 0 4 20mA 1 0 20mA 0000 F8 01 Voltage Current Bias Options Ones place VS voltage bias options 0 Input output bias 0 1 Input output bias 1 2 Input output bias 2 Tens place VF...

Page 65: ...Bias 0_3 75 00 F8 15 Input Bias 0_3 Input Bias 0_2 100 00 100 00 Input Output Bias 1 F8 16 Output Bias 1_0 0 00 100 00 0 00 F8 17 Output Bias 1_1 0 00 100 00 25 00 F8 18 Output Bias 1_2 0 00 100 00 7...

Page 66: ...keypad 1 Editable through UP DOWN terminals 2 Interrelate with start stop mode F0 04 0 editable through UP DOWN button on keypad F0 04 1 editable through UP DOWN terminals 3 Editable in both modes 4 N...

Page 67: ...2 K3 VS K4 IS K5 VF K6 IF K8 5V 0 F9 06 Auxiliary Numeric Frequency Setting 0 00 Fmax 0 0 Fmax Hz 0 00 F9 07 UP DOWN Frequency Rate 0 00 100 00 0 0 100 0 Hz S 1 00 F9 08 Regular Speed Setting Mode Spe...

Page 68: ...shold 0 00 Fmax 0 0 Fmax Hz 30 00 F9 16 Not Used F9 17 Power Failure Stop Control Options 0 Disabled not stop at power failure 1 Enabled stop at running 0 F9 18 F9 20 Not Used F9 21 Deceleration Time...

Page 69: ...ting mode 2 Primary torque setting mode Auxiliary torque setting mode Hundreds place Auxiliary positive negative torque options 0 Positive torque 1 Negative torque 000 FA 01 Special Mode 0 Program ope...

Page 70: ...rrent Limit 2 0 00 180 00 165 00 FA 09 Preset Current Limit 3 0 00 180 00 165 00 FA 10 Preset Current Limit 4 0 00 180 00 165 00 FA 11 Preset Current Limit 5 0 00 180 00 165 00 FA 12 Preset Current Li...

Page 71: ...Gain Upper Limit 100 00 300 00 200 00 Fb 09 Feedforward Initial Gain GFK 0 00 Feedforward input gain upper limit 40 00 Fb 10 PID Output Deadband Time 0 00 100 00 S 0 00 Fb 11 PID Soft start Time 0 00...

Page 72: ...Energy saving operation disabled 1 Energy saving operation enabled 0 FC 11 Energy Saving Running Initial Frequency 10 00 600 00 10 0 600 0 Hz 20 00 FC 12 Energy Current Detecting Range 20 00 80 00 40...

Page 73: ...00 100 00 1 00 FC 23 Overvoltage Integration Time VTi 0 000 30 000 0 000 No integration S 0 200 FC 24 Fault Retry Control Ones place Fault retry times 0 Fault retry prohibited 1 3 Fault retry for 1 2...

Page 74: ...Frequency 1 Frequency 3 4 00 Fd 07 Frequency 3 Frequency 2 Frequency 4 10 00 Fd 08 Frequency 4 Frequency 3 100 00 16 00 Fd 09 Fd 20 Not Used Fd 21 Inverter Rated Power 0 40 480 00 kW XXXX X Fd 22 Inv...

Page 75: ...al options 0 Analog signal input 1 Numeric signal input Hundreds place VF input signal options 0 Analog signal input 1 Numeric signal input Thousands place IF input signal options 0 Analog signal inpu...

Page 76: ...gic 000 FE 08 Virtual Terminal Options Ones place Terminals Y1 Y2 R1 0 Actual output terminal on 1 Virtual output terminal on Tens place Multi function Input Terminal Xi 0 Actual output terminal on 1...

Page 77: ...1 is which indicates that the present control object is the torque of motor The value is the percentage of present objective torque current in motor rated torque current If the objective value is nega...

Page 78: ...s mode V F open loop control status can be switched to meet different drive needs through multi function input terminals X1 X7 See 7 3 for program mode of multi function input terminals For example se...

Page 79: ...tatus but when it flashes the inverter is in ramp to stop status No matter the setting input control mode is speed or torque JOG is always running in jog speed input control mode F0 04 1 Terminal Cont...

Page 80: ...f terminals F R and RUN are ON simultaneously the inverter stops according to the setting mode When reverse is prohibited terminal F R is off When stop mode is selected as ramp to stop the sequence di...

Page 81: ...X1 X7 is defined as the terminal of 3 Wire Sequence Run Stop Control by F2 00 F2 06 F0 05 3 F R is forward reverse switching button Forward when F R is off and reverse when F R is on RUN is NO runnin...

Page 82: ...uency is set by the current of analog terminal IS F0 06 4 Not used F0 06 5 Setting frequency is set by K3 VS K4 IS Input signals VS and IS F0 06 6 Setting frequency is set by K3 VS K5 VF Input voltage...

Page 83: ...R is on then inverter runs forward 2 Switch any two of output cables U V and W of inverter to make the inverter forwards in the same direction as the expected running direction of motor or set F0 08 1...

Page 84: ...unction Range Unit Default Type F0 14 Carrier Frequency 1 000 16 000 kHz 2 000 Increasing carrier frequency could reduce motor noise but it will result in inverter heating up When carrier frequency is...

Page 85: ...quency upper limit frequency and lower limit frequency 0 00Hz Fdown Fup Fmax 600 00Hz No Function Range Unit Default Type F0 19 Start Mode Options 0 Normal start 1 Speed search start 0 F0 19 0 Start a...

Page 86: ...inverter will not restart only if regiving the run command No Function Range Unit Default Type F0 21 Function Setting for JOG button 0 Jog running 1 Positive Negative input switching 2 Disabled 0 F0 2...

Page 87: ...speed setting mode is regular speed setting mode Primary numeric speed setting mode or analog signal setting mode can be set by selecting parameter of F0 06 F0 26 1 Primary speed setting mode is speci...

Page 88: ...12 and preset torque setting 1 7 F5 15 F5 21 F0 29 2Parameter locked 1 Lock all parameters except F0 29 Inverter will remain the setting before unlocked No Function Range Unit Default Type F0 30 Inver...

Page 89: ...tor Rotor Mutual Inductance Lm 0 1 3000 0 mH XXXX F1 08 F1 13 are motor parameters autotune motor parameter to obtain the above parameters Before autotuning motor parameter inverter will set the namep...

Page 90: ...t Rate 0 4800 1 9600 2 19200 3 38400 bps 1 F1 17 0 Communication Bit Rate 4800bps F1 17 1 Communication Bit Rate 9600bps F1 17 2 Communication Bit Rate 19200bps F1 17 3 Communication Bit Rate 38400bps...

Page 91: ...efault Type F1 30 Communication Overtime 0 Disabled 0 1 60 0 S 0 When exceeding the setting time of F1 30 inverter will stop if it does not receive the communication command from PC PLC Keypad display...

Page 92: ...F0 10 F3 15 F3 20 set acceleration deceleration time 1 4 and select corresponding acceleration deceleration time 1 4 through programming acceleration deceleration terminals See 7 4 for the correlation...

Page 93: ...ime of DC brake is active select the greater value between them to perform DC brake command at stop See F3 24 F3 27 for detail of DC brake setting at stop See 7 4 Xi 20 Switch drive control mode to V...

Page 94: ...ng mode Its function is equivalent to setting the ones place of F9 03 1 After the terminal is off it returns the previous setting mode automatically Xi 29 Switch primary speed setting mode to regular...

Page 95: ...de to regular mode After it is off it returns the previous setting mode automatically Its function is equivalent to Fb 00 0 Xi 37 PID positive negative function switch In the process of process PID co...

Page 96: ...3 F5 17 ON OFF OFF Preset Torque Current 4 F5 18 ON OFF ON Preset Torque Current 5 F5 19 ON ON OFF Preset Torque Current 6 F5 20 ON ON ON Preset Torque Current 7 F5 21 Xi 44 Preset current limit termi...

Page 97: ...Function Range Unit Default Type F2 12 Multi function Output Terminal Y1 See Table 6 2 Functions of Numeric Multi function Output Terminals 0 F2 13 Multi function Output Terminal Y2 1 F2 14 Relay Outp...

Page 98: ...6 In jog running mode outputs of M0 and M1 can be defined differently from what they are in normal operation mode No Function Range Unit Default Type F2 22 M0 Output Lower Limit 0 00 100 00 0 00 F2 2...

Page 99: ...t Speed 15 0 00 Fmax 0 0 Fmax Hz 50 00 Through preset speed control terminals and 15 preset frequency commands EM330 can provide 16 preset speeds by combining keypad numeric setting mode and analog se...

Page 100: ...600 00 S min 15 00 Acceleration time is the time taken for output frequency to rise from 0Hz up to the maximum frequency Fmax set by F0 16 Deceleration time is the time taken for output frequency to...

Page 101: ...etting frequency as per setting direction F3 22 Different setting values can define different DC brake torques at start When the parameter 30 00 the percentage base is the rated output voltage of inve...

Page 102: ...enabled after the time set by F3 26 is up F3 27 Set DC brake time at stop If F3 27 0 00 the DC brake is disabled at stop 1 If there is a stop DC brake signal of external terminal then the stop DC brak...

Page 103: ...sure water supply air compressor and etc See Figure 7 12 for lower limit frequency control F3 28 0 F3 28 1 Figure 7 12 Lower Limit Frequency Control No Function Range Unit Default Type F3 30 Open Loop...

Page 104: ...and feedback signal PID controller computes the control variables with proportion integration and differentiation The characteristics of each computing factor are as follows Proportion P Proportional...

Page 105: ...Figure 7 13 Function of PID Control EM303A PID Control Logic Control logic of internal process PID of EM303A is as shown in Figure 7 14 Through PID close loop control an inverse feedback control syst...

Page 106: ...nalog Output Input Bias Maximum Limit Feedforward Input Mode Selection Propotional Gain Differentiation Time Control VVVF F4 10 F4 07 F4 06 F4 09 Fb 12 F4 08 F4 02 F4 05 F4 03 M C0 23 PID Regulator Po...

Page 107: ...ic PID Setting 1 VS 2 IS 3 VF 4 IF 5 VP 0 F4 01 PID Numeric Setting 0 00 10 00 V 5 000 Setting Channel Options F4 00 0 Numeric PID setting Input PID setting value by editing F4 01 parameters through k...

Page 108: ...and etc will be displayed on keypad The physical quantity value PID setting feedback value 0 10 00V display coefficient 1 Only when F4 03 is set as the displayed actual physical quantity i e F4 03 1 F...

Page 109: ...10 Integration function scale When error between PID setting value and feedback is greater than the setting value there is no integral operation Setting value of F4 10 PID setting value Feedback Sett...

Page 110: ...Freq 1111 1111 0 0 1 1 1 1 1 1 0 Absolute Value 1 Bit setting value 0 Monitoring frequency shows absolute value when motor forwards reverses Bit setting value 1 Monitoring frequency shows positive ne...

Page 111: ...tus For example when inverter stops the parameter displayed on keypad The setting value is corresponding to the value in Group C0 No Function Range Unit Default Type F4 20 Parameters displayed in the...

Page 112: ...ed proportional gain is too big speed integration time is too little or speed differentiation time is too much all of which will result in big system overshoot so that oscillation occurs User should r...

Page 113: ...limit frequency of torque control inverter always runs as per upper limit frequency and when the setting torque of inverter is less than the load torque the output frequency drops No Function Range U...

Page 114: ...rque Setting 0 Primary Numeric Torque Setting 1 VP 2 VS 3 IS 4 VF 5 IF 6 Not Used 7 K1 VP K2 K3 VS K4 IS K5 VF K6 IF K8 5V 0 F5 12 Primary Numeric Torque Current 0 00 150 00 0 00 F5 13 Torque Directio...

Page 115: ...the motor speed threshold in torque control mode When the motor reaches the speed threshold torque current is determined by the load torque but beyond control of the torque current setting value i e t...

Page 116: ...ue direction z If positive negative torque switching is applied in torque program operation mode it cannot be switched by terminals No Function Range Unit Default Type F5 24 Torque Current Gain TP1 0...

Page 117: ...on the output voltage and output current 520 Hz C0 09 C0 10 Estimated Slip Frequency Inverter calculates present slip frequency based on the output voltage and output current 522 Hz C0 11 C0 12 Outpu...

Page 118: ...ent torque current input setting value 536 C0 25 Torque Current Feedback Iq Present output torque current value 537 C0 26 Input Terminal Status X7 X6 X5 X4 X3 X2 X1 538 0 0 0 0 0 0 0 X1 is the LSB Mon...

Page 119: ...or and saves them to the EEPROM The T equivalent model of motor is as shown in Figure 8 1 Figure 8 1 T Equivalent Model of 3 phase AC Induction Motor R1 L1 R2 L2 Lm and I0 in Figure 8 1 refers to stat...

Page 120: ...power factor Configure the inverter with an applicable Y series motor and the defaults of inverter can meet most of needs z To ensure control performance the motor and the inverter should match in ter...

Page 121: ...the motor slippage increases and motor speed drops Motor can keep constant speed with help of slip compensation and automatic torque boost 8 4 1 Automatic Torque Boost Automatic torque boost F0 15 0...

Page 122: ...cording to the following methods z F3 30 0 00 200 00 the slip compensation intensity can be continuously set within 0 00 200 00 of the motor rated slippage scale 0 00 indicates motor slip compensation...

Page 123: ...orque boost is too big 4 The motor is rotating when inverter starts 5 The capacity of motor exceeds that of inverter 1 Check take corrective actions and then reset 2 Prolong acceleration deceleration...

Page 124: ...rite mistakes 2 EEPROM is damaged 1 Press STOP RESET button to reset and then retry 2 Technical support is required EEU Keypad EEPROM Failure STP Autotuning Cancelled 1 During autotuning press STOP RE...

Page 125: ...f Status combination of run command input is in terminal control mode Change it to keypad control mode Setting reference input frequency 0 Increase reference input frequency Power supply is abnormal o...

Page 126: ...is too long please check its parameters 9 2 5 Inverter Overheating z Excessively heavy load Heavy load makes inverter work beyond its rated current for a long time The power of inverter shall be appl...

Page 127: ...p frequency F6 16 F6 21 and its range to avoid resonant frequency or use oscillation suppression function F9 27 or install the shake proof rubber on the chassis of motor or any other shake proof measu...

Page 128: ...or should not be overheating z The ambient temperature should not be too high z The output current value shown on the monitoring displays should not be higher than normal value z The cooling fan at th...

Page 129: ...tor 4 5 Years PCBA 5 8 Years The standard replacement period is based on the following application conditions z Ambient temperature Yearly average of 30 z Load factor 80 maximum z Operation rate 12 ho...

Page 130: ...ad extension wire exceeds 10 meters it is required to use the special remote operation keypad in case of signal disorder caused by line loss z When keypad extension wire exceeds 10 meters please take...

Page 131: ...75 360 200 1 EM303A 1R1 3CB 1 1 360 200 1 EM303A 1R5 3CB 1 5 180 400 1 5 EM303A 2R2 3CB 2 2 180 400 1 5 EM303A 3R0 3CB 3 0 180 400 1 5 EM303A 4R0 3CB 4 0 90 800 2 5 EM303A 5R5 3CB 5 5 60 1000 4 EM303A...

Page 132: ...11 5 Connecting Cable Since all braking unit and braking resistors work at a high voltage 400VDC in a non continuous working status please select applicable cable See Table 11 2 for specifications of...

Page 133: ...er would not response to communicational command in those 8S 12 2 Physical Interface RS485 asynchronous half duplex communication mode Default data format of keypad communication interface 1 8 N 1 bit...

Page 134: ...ameter of inverter Frame Structure of Sending Message Transmit Sequence Bytes Sent 0 Idle periods of 4 bits 1 Address code 1 2 Function code 1 3 Register address H 2 4 Register address L 5 Register da...

Page 135: ...L 2 11 CRC parity H 12 Idle periods of 4 bits Frame Structure of Receiving Message Receive Sequence Bytes Received 0 Idle periods of 4 bits 1 Address code 1 2 Function code 1 3 Register start address...

Page 136: ...nverter 08H Circuit diagnosis and setting 12 4 3 Allocation of Register s Addresses Name Address Description Function Code 0000H 1F1FH Saving Address High byte is the function code group number F0 FF...

Page 137: ...ghest bit filled with 0 Conduct XOR calculation between the value of CRC register and A001H and then upload the result to CRC parity register 5 If LSB is 0 shift each bit of CRC parity register rightw...

Page 138: ...e Sequence 0 1 2 3 4 5 6 7 8 9 Data 01H 06H 00H 07H 0BH B8H 3FH 49H 12 5 3 Start Inverter Operation Transmit Sequence 0 1 2 3 4 5 6 7 8 9 Data 01H 06H 40H 00H 00H 01H 5DH CAH Receive Sequence 0 1 2 3...

Page 139: ...AH Parameter Reset 0005H Slave inverter Stops 000BH Not Used Control Command 2 4001H Virtual Terminals from LSB to MSB are X1 X2 X3 X4 X5 X6 X7 VS VF IS IF Y1 Y2 R1 Virtual Terminals R 1 Y 2 Y 1 IF IS...

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