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User’s Manual

China EM Technology Limited

Address:

No.80, Baomin 2 road, Xixiang, Bao'an District,Shenzhen ,China

Phone:

86-0755-29985851

Fax:

86-0755-29970305

Zip code:

518101

Website :

Http://www.emheater.com

China EM Technology Limited

EMHEATER

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EM11 Series Frequency Inverter

Summary of Contents for EM11-G1-1d5

Page 1: ...No 80 Baomin 2 road Xixiang Bao an District Shenzhen China Phone 86 0755 29985851 Fax 86 0755 29970305 Zip code 518101 Website Http www emheater com China EM Technology Limited EMHEATER EM11 Series Inverter User s Manual EM11 Series Frequency Inverter ...

Page 2: ...MC Standards of Product and its specific testing methods Note There are all parameters list integrated at appendix II First time use this inverter please do motor auto tuning according to d0 30 page 104 Table of Contents EM11 User s Manual II Table of Contents 1 Safety Information and Precautions 1 1 1 Safety Information 1 1 1 1 Before installation 1 1 1 2 During installation 1 1 1 3 wiring 1 1 1 ...

Page 3: ...ut VDO terminals 72 5 9 Group b8 AI AO Correction 75 5 10 Group b9 Operation Panel and Display 76 5 11 Group bA Communication parameters 79 5 12 Group bb Fault and Protection 81 5 13 Group bC Fault detection Parameters 89 5 14 Group C0 Process Control PID Function 90 5 15 Group C1 Multi function 95 5 16 Group C2 Simple PLC 96 5 17 Group C3 Swing Frequency Fixed Length and Count 99 5 18 Group d0 Mo...

Page 4: ... User s Manual 2 Warning Never connect the power supply cables to the output terminals U V W of the Frequency inverter Failure to comply will result in damage to the frequency inverter Make sure that all the connecting wires comply with the requirement of EMC and the safety standard in the region Use wire sizes recommended in the manual Failure to comply may result in accidents Never connect the b...

Page 5: ...er the mechanical resonance point at some output frequencies which can be avoided by setting the skip frequency 1 2 5 Motor heat and noise The output of the frequency inverter is pulse width modulation PWM wave with certain harmonic frequencies and therefore the motor temperature noise and vibration are slightly greater than those motor runs at grid power frequency 50 Hz 1 2 6 Voltage sensitive de...

Page 6: ...nfigured inside the frequency inverter It is still necessary to perform motor auto tuning or modify the default values based on actual conditions Otherwise the running result and protection performance will be affected The frequency inverter may alarm or even be damaged when short circuit exists on cables or inside the motor Therefore perform insulation short circuit test when the motor and cables...

Page 7: ...445 7 03 EM11 G3 355 EM11 P3 355 355 420 665 650 500 7 81 EM11 G3 400 EM11 P3 400 400 530 785 725 565 8 51 EM11 P3 450 450 600 883 820 630 9 23 2 Product Information EM11 User s Manual 8 2 4 Technical Specifications Table 2 2 Technical specifications of EM11 Item Specifications Standard functions Maximum frequency Vector control 0 300 Hz V F control 0 3000 Hz Carrier frequency 0 5 16 kHz The carri...

Page 8: ...h between these giving in various ways RUN Frequency giving There are 10 kinds frequency giving digital setting analog voltage setting analog current setting pulse setting and serial communication port setting You can switch between these giving in various ways Auxiliary frequency giving There are 10 kinds auxiliary frequency giving It can implement tiny tuning of auxiliary frequency and frequency...

Page 9: ...pearance and Installation Hole Dimension mm of EM11 Frequency Inverter Table 2 3 Appearance and installation hole dimension mm of EM11 frequency inverter Model Appearance and installing dimension mm W W1 H H1 D Φd Single phase 220V EM11 G1 d75 EM11 G1 1d5 EM11 G1 2d2 Three phase 220V EM11 G2 d75 EM11 G2 1d5 EM11 G2 2d2 160 148 247 235 177 Φ5 5 EM11 G2 004 EM11 G2 5d5 220 126 349 334 194 Φ7 EM11 G2...

Page 10: ...enance Due to the influence of temperature humidity dust and vibration it will lead to poor heat dissipation and component aging of frequency inverter and results in potential failure or reducing the service life of frequency inverter Therefore it is necessary to do daily and regular maintenance of the frequency inverter Daily check items 1 Check if the sound is normal during the running of the mo...

Page 11: ...s contract then it carries out subject to the contract 2 9 Selection Guide of braking component Table 2 5 is the recommended value of braking resistor users can select the different resistance value and power according to the actual situation but the resistance value must not be less than the recommended value in the table and the power can be bigger The selection of braking resistance need to be ...

Page 12: ... below Diagram 2 7 Braking resistor connection scheme 3 Installation of Frequency Inverter EM11 User s Manual 18 3 Installation of Frequency Inverter 3 1 Installation environment 1 The place with indoor vents or ventilation devices 2 The environment temperature shall be 10 40 If the temperature is over 40 but less than 50 better to take down the cover of frequency inverter or open the front door o...

Page 13: ...er input side near the frequency inverter The inverter power supply capacity is more than 600kVA or 10 times of the inverter capacity If there is switch type reactive load compensation capacitor or load with silicon control at the same power node there will be high peak current flowing into input power circuit causing the damage of the rectifier components When the voltage unbalancedness of the th...

Page 14: ...5 160 100 16 16 1 0 EM11 G3 045 P3 055 200 125 25 25 1 0 EM11 G3 055 P3 075 250 125 35 25 1 0 EM11 G3 075 P3 090 250 160 50 35 1 0 3 Installation of Frequency Inverter EM11 User s Manual 22 Frequency inverter Model MCCB A Contactor A Cable of Input Side Main Circuit mm2 Cable of Output Side Main Circuit mm2 Cable of Control Circuit mm2 EM11 G3 090 P3 110 350 160 70 35 1 0 EM11 G3 110 P3 132 350 35...

Page 15: ... Grounding terminal L1 L2 Single phase AC power input terminals U T1 V T2 W T3 Three phase AC power output terminals 3 8 1 2 Main Circuit Terminals Sketch of Three phase 220V 380V Small Power Standard Models Including model Three phase 220V EM11 G2 d75 EM11 G2 7d5 Three phase 380V EM11 G3 d75 P3 1d5 EM11 G3 015 P3 018 Terminal symbol Function description P PB Connecting terminals of braking resist...

Page 16: ...between the inverter and motor Carrier frequency d6 00 Less than 50m Less than 15kHz Less than 100 m Less than 10kHz More than 100m Less than 5kHz 3 Installation of Frequency Inverter EM11 User s Manual 26 3 9 3 Grounding Wiring The inverter will produce leakage current The higher the carrier frequency is the larger the leakage current will be The leakage current of the inverter system is more tha...

Page 17: ...y to external potentiometer with resistance range of 1 kΩ 5kΩ 24V COM External 24V power supply Provide 24 V power supply to external unit Generally it provides power supply to DI DO terminals and external sensors Maximum output current 200 mA J4 External power supply input terminal Connect to 24 V by default When DI1 DI6 need to be driven by external signal J4 must switch to be OFF status Analog ...

Page 18: ...DC 30 V 1 A Auxiliary interface TA TC NO terminal JP1 Extension card interface Connect to an optional card I O extension card PLC card and various bus cards J8 PG card interface Support various types of PG cards OC differential UVW ABZ and resolver 3 10 4 Wiring of Analog Input Terminals When the voltage signal is used as analog input it is vulnerable from outside interference Please use shielding...

Page 19: ...it disconnects with 485 communication resistor OFF J4 When the jumper is ON DI terminals use internal power supply When the jumper is OFF DI terminals use external power supply ON J5 When the jumper is V AI2 is with voltage input 0V 10V When the jumper is I AI2 is with current input 0mA 20mA V J6 When the jumper is V AO1 is with voltage output 0V 10V When the jumper is I AO1 is with current output...

Page 20: ...des The operation panel of the EM11 adopts three level menu The three level menu consists of function code group Level I function code Level II and function code setting value level III as shown in the following figure 4 Operation and display EM11 User s Manual 34 Diagram 4 3 Operation procedure on the operation panel Instruction We can return to level II menu from Level III menu by pressing PRG o...

Page 21: ...displayed or not they are setting frequency bus voltage DI input status DO output status analog input AI1 voltage analog input AI2 voltage analog input AI3 voltage count value length value PLC running step load speed PID setting PULSE input frequency and three reserved parameters In running state there are five running state parameters running frequency setting frequency bus voltage output voltage...

Page 22: ...roup b0 Basic Function Parameters Code Parameter Name Setting Range Default b0 00 Motor type selection Unit s digit Motor 1 selection Ten s digit Motor 2 selection 0 AC asynchronous motor 1 Permanent magnetic synchronous motor 0 Unit s digit 0 select Motor 1 as AC asynchronous motor 1 select Motor 1 as Permanent magnetic synchronous motor Ten s digit 0 select Motor 2 as AC asynchronous motor 1 sel...

Page 23: ...ween DI6 terminal input pulse frequency and corresponding setting is set by b5 00 b5 03 The corresponding relation is the linear relation of these two points The corresponding value 100 of pulse setting corresponds to the value of b0 13 Maximum frequency 6 Multi function In Multi segment speed mode combinations of different DI terminal states correspond to different set frequencies The EM11 suppor...

Page 24: ...ng frequency source 0 No binding 1 Frequency source by digital setting 2 AI1 3 AI2 4 AI3 5 Pulse setting DI6 6 Multi function 7 Simple PLC 8 PID 9 Communication setting Ten s digit Binding terminal command to frequency source 0 9 same as unit s digit Hundred s digit Binding communication command to frequency source 0 9 same as unit s digit Thousand s digit Automatically running binding to frequenc...

Page 25: ...0 Hz frequency upper limit b0 15 0 00 Hz If the frequency command is lower than the value of this parameter the frequency inverter can stop or run at the frequency lower limit or run at zero speed The result can be determined by b2 17 setting frequency lower than frequency lower limit running mode 5 Description of Function Codes EM11 User s Manual 44 Code Parameter Name Setting Range Default b0 18...

Page 26: ...o satisfy requirements of different applications the EM11 provides three acceleration deceleration time units 1s 0 1s and 0 01s Note Modifying this parameter will make the decimal places of all frequency related parameters change and corresponding frequency values change Pay attention for this in on site application Code Parameter Name Setting Range Default b0 26 Acceleration Deceleration time bas...

Page 27: ... excited time 0 0s 100 0s 0 0s 5 Description of Function Codes EM11 User s Manual 48 Startup DC braking is generally used during restart of the frequency inverter after the rotating motor stops Pre excitation is used to make the frequency inverter build magnetic field for the asynchronous motor before startup to improve the responsiveness Startup DC braking is valid only for direct start b1 00 0 I...

Page 28: ...of DI terminals For more details see the descriptions of b3 01 to b3 011 5 Description of Function Codes EM11 User s Manual 50 Code Parameter Name Setting Range Default b2 09 Jump frequency 1 0 00 Hz maximum frequency 0 00 Hz b2 10 Jump frequency 2 0 00 Hz maximum frequency 0 00 Hz b2 11 Frequency jump amplitude 0 00 Hz maximum frequency 0 00Hz If the setting frequency is within the jump frequency...

Page 29: ... mode when set frequency lower than frequency lower limit 0 Run at frequency lower limit 1 Stop 2 Run at zero speed 0 It is used to set the frequency inverter running mode when the set frequency is lower than the frequency lower limit The EM11 provides three running modes to satisfy requirements of various applications Code Parameter Name Setting Range Default b2 18 Droop control 0 00Hz 10 00 Hz 0...

Page 30: ... corresponding DO outputs ON signal The frequency inverter starts timing from 0 0min each time it starts up and the remaining timing duration can be checked by U0 20 The timing duration is set in b2 29 and b2 30 in unit of minute 5 Description of Function Codes EM11 User s Manual 54 Code Parameter Name Setting Range Default b2 31 This time running time reached threshold 0 0min 6500 0 min 0 0 min I...

Page 31: ...formed by means of DI terminal C0 12 1 When the terminal becomes OFF the PID parameters are C0 06 C0 08 when this terminal becomes ON the PID parameters switch to C0 09 C0 11 5 Description of Function Codes EM11 User s Manual 56 Value Function Description 26 PLC status reset The terminal is used to restore the original status of PLC control for the frequency inverter when PLC control is started ag...

Page 32: ...Group d4 Group d5 Code Parameter Name Setting Range Default b3 12 DI filter time 0 000s 1 000s 0 010s It is used to set the software filter time of DI terminal status If DI terminals are liable to interference and may cause malfunction increase the value of this parameter to enhance the anti interference capability However increase of DI filter time will slow down the response of DI terminals Code...

Page 33: ...djusted by means of terminal UP DOWN 5 Description of Function Codes EM11 User s Manual 60 1 If b0 11 Frequency reference resolution is 2 the setting range is 0 001Hz s 65 535 Hz s 2 If b0 11 Frequency reference resolution is 1 the setting range is 0 01Hz s 655 35 Hz s Code Parameter Name Setting Range Default b3 15 DI1 ON delay time 0 0s 3000 0s 0 0s b3 16 DI1 OFF delay time 0 0s 3000 0s 0 0s b3 ...

Page 34: ...ription 11 Zero speed running no output at stop If the frequency inverter runs with the output frequency of 0 the terminal becomes ON If the frequency inverter is in the stop state the terminal becomes OFF 12 Zero speed running 2 having output at stop If the output frequency of the frequency inverter is 0 the terminal becomes ON In the state of stop the signal is still ON 13 Set count value reache...

Page 35: ...nd DO2 0 Positive logic The output terminal is valid when being connected with COM and invalid when being disconnected from COM 1 Positive logic The output terminal is invalid when being connected with COM and valid when being disconnected from COM Code Parameter Name Setting Range Default b4 22 Frequency detection value FDT1 0 00 Hz maximum frequency 50 00 Hz b4 23 Frequency detection hysteresis ...

Page 36: ...figure 5 Description of Function Codes EM11 User s Manual 66 Diagram 5 16 Any frequency reaching detection Code Parameter Name Setting Range Default b4 31 Zero current detection level 0 0 100 0 rated motor current 5 0 b4 32 Zero current detection delay time 0 00s 600 00s 0 10s If the output current of the frequency inverter is equal to or less than the zero current detection level and the duration...

Page 37: ...sponding setting of pulse minimum input 100 00 100 0 0 00 b5 02 Pulse maximum input b5 00 50 00 kHz 50 00 kHz b5 03 Corresponding setting of pulse maximum input 100 00 100 0 100 0 b5 04 Pulse filter time 0 00s 10 00s 10 00s Can only be input by DI6 The method of setting this function is similar to that of setting AI1 function Diagram 5 20 The relationship between pulse input and setting value Code...

Page 38: ...3 Corresponding setting of second point input value of AI2 100 00 100 0 25 0 b5 24 Third point input value of AI2 0 00 V 10 00 V 5 00V b5 25 Corresponding setting of third point input value of AI2 100 00 100 0 50 0 b5 26 Fourth point input value of AI2 0 00 V 10 00 V 7 50V b5 27 Corresponding setting of fourth point input value of AI2 100 00 100 0 75 0 b5 28 AI2 maximum input 0 00V 10 00 V 10 00 V...

Page 39: ...meter is used to set the maximum frequency of pulse output Code Parameter Name Setting Range Default b6 04 AO1 offset coefficient 100 0 100 0 0 0 5 Description of Function Codes EM11 User s Manual 72 Code Parameter Name Setting Range Default b6 05 AO1 gain 10 00 10 00 1 00 b6 06 AO2 offset coefficient 100 0 100 0 0 00 b6 07 AO2 gain 10 00 10 00 1 00 These parameters are used to correct the zero dr...

Page 40: ...eters are to use AI as DI When AI is used as DI the AI state is high level if the AI input voltage is 7 V or higher and is low level if the AI input voltage is 3 V or lower If the AI input voltage is between 3 V and 7 V the AI state is hysteresis And then b7 10 is used to determine whether high level valid or low level valid when AI is used as DI The setting of AI used as DI function is the same a...

Page 41: ...he displayed value of U0 21 and save the value to b8 03 At correction of AI2 and AI3 the actually sampled voltage is respectively queried in U0 22 and U0 23 For AI1 and AI2 2 V and 8 V are suggested as the correction voltages For AI3 8 V and 8V are suggested 5 Description of Function Codes EM11 User s Manual 76 Code Parameter Name Setting Range Default b8 12 Ideal voltage of AO1 calibration 1 0 50...

Page 42: ...ivalent of this binary number 0x0800 5 Description of Function Codes EM11 User s Manual 78 Code Parameter Name Setting Range Default b9 03 LED display running parameters 2 0x0800 These two parameters are used to set the monitoring parameters that can be viewed when the frequency inverter is in the running state You can view a maximum of 32 running state The displaying sequence is displayed from th...

Page 43: ... PROFIBUS DP and CANopen For details see the description of EM11 communication protocol 5 Description of Function Codes EM11 User s Manual 80 Code Parameter Name Setting Range Default bA 01 Baud ratio setting Unit s digit Modbus baud ratio 0 300 BPS 1 600 BPS 2 1200 BPS 3 2400 BPS 4 4800 BPS 5 9600 BPS 6 19200 BPS 7 38400 BPS 5 This parameter is used to set the data transfer baud rate from host co...

Page 44: ...de Parameter Name Setting Range Default bb 03 Motor overload pre warning coefficient 50 100 80 This function is used to give a warning signal to the control system via DO before motor overload protection This parameter is used to determine the percentage at which pre warning is performed before motor overload The larger the value is the less advance the pre warning will be When the output current ...

Page 45: ...ault auto reset 0 1s 100 0s 1 0s It is used to set the waiting time from the frequency inverter alarm to fault auto reset Code Parameter Name Setting Range Default bb 12 Input phase loss protection contactor energizing protection selection Unit s digit Input phase loss protection 0 Disabled 1 Enabled Ten s digit Contactor energizing protection 0 1 same as Unit s digit 0 It is used to determine whe...

Page 46: ...inverter reduces This function enables the Frequency inverter to compensate the DC bus voltage reduction with the load feedback energy by reducing the output frequency so as to keep the Frequency inverter running continuously If bb 21 1 when instantaneous power failure or sudden voltage dip the frequency inverter decelerates until DC bus voltage restore to normal the frequency inverter accelerates...

Page 47: ... is not allowed In this case the frequency inverter will report Err40 indicating the frequency inverter is overloaded and needs to stop 5 Description of Function Codes EM11 User s Manual 88 Code Parameter Name Setting Range Default bb 32 Fault protection action selection 1 Unit s digit Motor overload Err11 0 Free stop 1 Stop according to the stop mode 2 Continue to run Ten s digit Power input phas...

Page 48: ...om the DI status bC 07 Output terminal status of latest fault It displays the status of all output terminals when the latest fault occurs The sequence is as follows BIT4 BIT3 BIT2 BIT1 BIT0 DO2 DO1 REL2 REL1 FMP If an output terminal is ON the setting is 1 If the output terminal is OFF the setting is 0 The value is the equivalent decimal number converted from the DI statuses bC 08 Frequency invert...

Page 49: ...l requires reverse PID action Note this function is influenced by the DI function 24 Reverse PID action direction Code Parameter Name Setting Range Default C0 05 PID setting feedback range 0 65535 1000 This parameter is a non dimensional unit It is used for PID setting display U0 15 and PID feedback display U0 16 Relative value 100 of PID setting feedback corresponds to the value of C0 05 If C0 05...

Page 50: ...on remains invalid Stop integral After the output has reached to maximum or minimum limit in PID operation we can select to stop the integral operation or not If we select to stop it may help to reduce the PID overshoot 5 Description of Function Codes EM11 User s Manual 94 Code Parameter Name Setting Range Default C0 16 PID initial value 0 0 100 0 0 0 C0 17 PID initial value holding time 0 00s 650...

Page 51: ... 0 100 0 0 0 5 Description of Function Codes EM11 User s Manual 96 Code Parameter Name Setting Range Default C1 10 Multi function 10 100 0 100 0 0 0 C1 11 Multi function 11 100 0 100 0 0 0 C1 12 Multi function 12 100 0 100 0 0 0 C1 13 Multi function 13 100 0 100 0 0 0 C1 14 Multi function 14 100 0 100 0 0 0 C1 15 Multi function 15 100 0 100 0 0 0 Multi function can be the setting source of frequen...

Page 52: ...egment 1 0 3 0 C2 06 Running time of simple PLC Segment 2 0 0s h 6553 5s h 0 0s h C2 07 Acceleration deceleration time of simple PLC Segment 2 0 3 0 5 Description of Function Codes EM11 User s Manual 98 Code Parameter Name Setting Range Default C2 08 Running time of simple PLC Segment 3 0 0s h 6553 5s h 0 0s h C2 09 Acceleration deceleration time of simple PLC Segment 3 0 3 0 C2 10 Running time of...

Page 53: ...ame Setting Range Default C3 01 Swing frequency amplitude 0 0 100 0 0 0 C3 02 Textile jump frequency amplitude of Swing running 0 0 50 0 0 0 This parameter is used to set the jump frequency amplitude of swing running The swing frequency is limited by the frequency upper limit and frequency lower limit If swing frequency is relative to the central frequency C3 00 0 the actual swing amplitude AW b0 ...

Page 54: ...ous motor 0 1mH 6553 5 mH Frequency inverter power 55 kW 0 01mH 655 35 mH Frequency inverter power 75 kW Model dependent 5 Description of Function Codes EM11 User s Manual 102 Code Parameter Name Setting Range Default d0 09 No load current asynchronous motor 0 01A d0 02 Frequency inverter power 55 kW 0 1A to d0 02 Frequency inverter power 75 kW Model dependent The parameters in d0 05 d0 09 are asy...

Page 55: ... break faults If it is set to 0 0s the frequency inverter does not detect the encoder wire break fault If the duration time of the encoder wire break fault detected by the frequency inverter exceeds the time set in this parameter the frequency inverter reports Err20 Code Parameter Name Setting Range Default d0 30 Motor 1 auto tuning selection 0 No auto tuning 1 Asynchronous motor static auto tunin...

Page 56: ...00 However if the DI terminal with function 21 Torque control prohibited is ON the frequency inverter is fixed to run in the speed control mode Code Parameter Name Setting Range Default d1 01 Speed loop proportional gain 1 Kp1 0 01 10 00 0 30 d1 02 Speed loop integral time 1 Ti1 0 01s 10 00s 0 50s d1 03 Switchover frequency 1 0 00 d1 06 5 00 Hz d1 04 Speed loop proportional gain 2 KP2 0 01 10 00 0...

Page 57: ...eld weakening mode of synchronous motor 0 Invalid field weakening 1 Direct calculation 2 Automatic adjustment 1 d1 22 PM field weakening depth of synchronous motor 50 500 100 d1 23 Maximum current of PM field weakening 1 300 50 d1 24 PM Field weakening automatic adjustment gain 0 10 5 00 1 00 d1 25 PM Field weakening integral multiple 2 10 2 These parameters are used to set field weakening control...

Page 58: ...uickly and this will result in noise or too large mechanical stress The setting of acceleration deceleration time in torque control makes the motor rotational speed change softly 5 Description of Function Codes EM11 User s Manual 110 However in applications requiring rapid torque response set the acceleration deceleration time in torque control to 0 00s For example two frequency inverters are conn...

Page 59: ...he multi point V F curve is set based on the motor s load characteristic The relationship between voltages and frequencies is V1 V2 V3 F1 F2 F3 Diagram 6 32 shows the setting of multi point V F curve At low frequency higher voltage may cause motor overheat or even burnt and cause frequency inverter over current stall or over current protection Diagram 5 32 Setting of multi point V F curve Code Par...

Page 60: ... its absolute value is used Code Parameter Name Setting Range Default d2 14 Voltage rise time of V F separation 0 0s 1000 0s Note It indicates the time for the voltage rising from 0 V rated motor voltage 0 0s d2 14 indicates the time required for the output voltage to rise from 0 V to the rated motor voltage shown 5 Description of Function Codes EM11 User s Manual 114 as t1 in the following figure...

Page 61: ...her the carrier frequency is adjusted based on the temperature The frequency inverter automatically reduces the carrier frequency when detecting that the heatsink temperature is high The frequency inverter restores the carrier frequency to the set value when the heatsink temperature becomes normal This function is used to reduces the overheat alarms Code Parameter Name Setting Range Default d6 04 ...

Page 62: ...300 00Hz 300 00 Hz It displays the actual output frequency of the frequency inverter 5 Description of Function Codes EM11 User s Manual 118 If b0 11 frequency command resolution is set to 1 the display range is 3000 00 3000 00 Hz If b0 11 frequency command resolution is set to 2 the display range is 300 00Hz 300 00 Hz Code Parameter Name Display Range U0 20 Remaining running time 0 0min 6500 0 min...

Page 63: ...ease from 0 again After decreasing to 0 the value starts to decrease from 65535 again You can check whether the installation of the encoder is normal by viewing U0 37 Code Parameter Name Display Range U0 38 Target voltage of V F separation 0 V rated motor voltage U0 39 Output voltage of V F separation 0 V rated motor voltage They display the target output voltage and present actual output voltage ...

Page 64: ...ter product number Model dependent A0 02 Software version Software version of control board Model dependent A0 07 Parameter modification property 0 Modifiable 1 Not modifiable 0 It is used to set whether the parameters are modifiable to avoid mal function If it is set to 0 all parameters are modifiable If it is set to 1 all parameters can only be viewed Code Parameter Name Setting Range Default A0...

Page 65: ... function code 11 User visible function codes ub6 01 A1 12 User defined function code 12 User visible function codes ub1 00 A1 13 User defined function code 13 User visible function codes ub1 10 A1 14 User defined function User visible function codes ud2 00 5 Description of Function Codes EM11 User s Manual 124 Code Parameter Name Setting Range Default code 14 A1 15 User defined function code 15 U...

Page 66: ...ng equipment on the inverter The electromagnetic interference on the inverter is generated because plenty of relays contactors and electromagnetic brakes are installed near the inverter When the inverter has error action due to the interferences the following measures can be taken 1 Install surge suppressor on the devices generating interference 2 Install filter at the input end of the inverter Re...

Page 67: ...e fault cause and find out t solution If the fault is caused by the reasons as described in the dotted frame please consult the agents of inverter or our company directly Among the 35 types of warning information Err22 is hardware over current or over voltage signal In most cases the hardware over voltage fault will cause Err22 alarm Table 7 1 Common faults and solution of the frequency inverter F...

Page 68: ... correctly 2 Reduce the load and check the motor and the mechanical condition 3 Select a frequency inverter of higher power class 7 Fault Diagnosis and Solution EM11 User s Manual 130 Fault Name Display Possible Causes Solutions Power input phase loss Err12 1 The three phase power input is abnormal 2 The drive board is faulty 3 The lightningproof board is faulty 4 The main control board is faulty ...

Page 69: ...parameters are set incorrectly 1 Set the encoder parameters properly 2 Perform the motor auto tuning 3 Set the over speed detection parameters correctly based on the actual situation 7 Fault Diagnosis and Solution EM11 User s Manual 132 Fault Name Display Possible Causes Solutions Motor overheat Err45 1 The cabling of the temperature sensor becomes loose 2 The motor temperature is too high 1 Check...

Page 70: ...Modbus communication protocol EM11series of inverter provides RS485 communication interface and adopts MODBUS communication protocol User can carry out centralized monitoring through PC PLC to get operating requirements And user can set the running command modify or read the function codes the working state or fault information of frequency inverter by Modbus communication protocol I About Protoco...

Page 71: ...the last function code in this function group to avoid the wrong reply Appendix I EM11 User s Manual 136 If the wrong communication frame was detected by the salve or other reasons caused the failure of reading and writing the wrong frame will be replied RTU frame format Frame start START More than the 3 5 character time Slave address ADR Communication address 1 to 247 0 broadcast address Command ...

Page 72: ...ue 1 return crc_value Appendix I EM11 User s Manual 138 Definition of communication parameter address Read and write function code parameters Some functional code is not changed only for the manufacturer use The group number and mark of function code is the parameter address for indicating the rules High level bytes Group A0 AF GroupA0 A2 Groupb0 bC Groupb0 bF Group C0 C6 Groupd0 d6 70 7F Group U ...

Page 73: ...erter fault information 8000 0000 No fault 0001 Reserved 0002 acceleration over current 0003 deceleration over current 0004 Constant speed over current 0005 acceleration over voltage 0006 deceleration over voltage 0007 Constant speed over voltage 0008 Buffer resistor fault 0009 less voltage fault 000A Frequency inverter overload 000B Motor overload 000C Input phase failure 000D Output phase failur...

Page 74: ... than the system processing time then the response delay time is based on the time delay of the system processing time If the response delay time is more than the system processing time after the system processes the data it should be delayed to wait until the response delay time is reached then sending data back to host machine Code Parameter Name Setting Range Default bA 05 Communication timeout...

Page 75: ...ntrol LED blinking 0 b0 03 Main frequency source X selection 0 Digital setting Preset frequency b0 12 UP DOWN modifiable no record after power off 1 Digital setting Preset frequency b0 12 UP DOWN modifiable record after power off 2 AI1 3 AI2 4 AI3 5 Pulse setting DI6 6 Multi function 7 Built in PLC 8 PID 9 Communication setting 0 Appendix II EM11 User s Manual 144 Code Parameter Name Setting range...

Page 76: ... Parameters b1 00 Start mode 0 Direct start 1 Rotational speed tracking restart 2 Pre excited start AC asynchronous motor 0 b1 01 Rotational speed tracking mode 0 From frequency at stop 1 From zero speed 2 From maximum frequency 0 Appendix II EM11 User s Manual 146 Code Parameter Name Setting range Default Property b1 02 Rotational speed tracking speed 1 100 20 b1 03 Startup frequency 0 00 10 00 H...

Page 77: ... 32 Startup protection 0 No 1 Yes 0 Group b3 Switch Input Terminal Parameters Appendix II EM11 User s Manual 148 Code Parameter Name Setting range Default Property b3 00 DI1 function selection 0 No function 1 Forward RUN FWD or running command 2 Reverse RUN REV or FWD REV running direction 3 Three line control 4 Forward JOG FJOG 5 Reverse JOG RJOG 6 Multi function terminal 1 7 Multi function termi...

Page 78: ... same as DI1 Ten thousand s digit DI5 valid mode 0 1 same as DI1 00000 Appendix II EM11 User s Manual 150 Code Parameter Name Setting range Default Property b3 26 DI valid selection 2 Unit s digit DI6 valid mode 0 1 same as DI1 Ten s digit DI7 valid mode 0 1 same as DI1 Hundred s digit DI8 state 0 1 same as DI1 Thousand s digit DI9 valid mode 0 1 same as DI1 Ten thousand s digit DI10 valid mode 0 ...

Page 79: ...is FDT hysteresis 1 0 0 100 0 FDT1 level 5 0 Appendix II EM11 User s Manual 152 Code Parameter Name Setting range Default Property b4 24 Frequency detection value FDT2 0 00Hz maximum frequency 50 00 Hz b4 25 Frequency detection hysteresis FDT hysteresis 2 0 0 100 0 FDT2 level 5 0 b4 26 Detection amplitude of frequency reached 0 00 100 maximum frequency 3 0 b4 27 Any frequency reaching detection va...

Page 80: ...m input 0 00V 10 00 V 10 00 V b5 29 Corresponding setting 100 00 100 0 100 0 Appendix II EM11 User s Manual 154 Code Parameter Name Setting range Default Property of AI2 maximum input b5 30 AI2 input filter time 0 00s 10 00s 0 10s b5 31 Jump point of AI2 input corresponding setting 100 0 100 0 0 0 b5 32 Jump amplitude of AI2 input corresponding setting 0 0 100 0 0 5 b5 33 AI3 minimum input 0 00 V ...

Page 81: ...7 06 Ten s digit VDI2 0 1 same as VDI1 Hundred s digit VDI3 0 1 same as VDI1 Thousand s digit VDI4 0 1 same as VDI1 Ten thousand s digit VDI5 0 1 same as VDI1 00000 Appendix II EM11 User s Manual 156 Code Parameter Name Setting range Default Property b7 06 VDI state setting Unit s digit VDI1 0 Invalid 1 Valid Ten s digit VDI2 0 1 same as VDI1 Hundred s digit VDI3 0 1 same as VDI1 Thousand s digit ...

Page 82: ...e of AO1 calibration 1 0 500 4 000 V 2 000V b8 13 Measured voltage of AO1 calibration 1 0 500 4 000 V 2 000V b8 14 Ideal voltage of AO1 calibration 2 6 000 9 999 V 8 000V b8 15 Measured voltage of AO1calibration 2 6 000 9 999 V 8 000V b8 16 Ideal voltage of AO2 calibration 1 0 500 4 000 V 2 000V Appendix II EM11 User s Manual 158 Code Parameter Name Setting range Default Property b8 17 Measured vo...

Page 83: ...sumption 0 65535 kWh 0 kWh Group bA Communication Parameters bA 00 Communication type selection 0 Modbus protocol 0 Appendix II EM11 User s Manual 160 Code Parameter Name Setting range Default Property bA 01 Baud ratio setting Unit s digit Modbus baud ratio 0 300 BPS 1 600 BPS 2 1200 BPS 3 2400 BPS 4 4800 BPS 5 9600 BPS 6 19200 BPS 7 38400 BPS 5 bA 02 Modbus Data format 0 No check data format 8 N ...

Page 84: ... Under voltage threshold 50 0 150 0 100 0 bb 30 Brake unit use ratio 0 100 100 bb 31 Rapid current limit 0 Disabled 1 Enabled 1 Appendix II EM11 User s Manual 162 Code Parameter Name Setting range Default Property bb 32 Fault protection action selection 1 Unit s digit Motor overload Err11 0 Free stop 1 Stop according to the stop mode 2 Continue to run Ten s digit Power input phase loss Err12 Same ...

Page 85: ...s of 2nd fault bC 17 Power on time of 2nd fault bC 18 Running time of 2nd fault bC 19 Frequency of 1st fault bC 20 Current of 1st fault Appendix II EM11 User s Manual 164 Code Parameter Name Setting range Default Property bC 21 DC Bus voltage of 1st fault bC 22 Input terminal status of 1st fault bC 23 Output terminal status of 1st fault bC 24 Frequency inverter status of 1st fault bC 25 Power on t...

Page 86: ...00 0 100 0 0 0 C1 10 Multi function 10 100 0 100 0 0 0 C1 11 Multi function 11 100 0 100 0 0 0 C1 12 Multi function 12 100 0 100 0 0 0 C1 13 Multi function 13 100 0 100 0 0 0 C1 14 Multi function 14 100 0 100 0 0 0 C1 15 Multi function 15 100 0 100 0 0 0 C1 16 Multi function 0 source 0 Set by C1 00 0 Appendix II EM11 User s Manual 166 Code Parameter Name Setting range Default Property 1 AI1 2 AI2 ...

Page 87: ...ing range Default Property Segment 14 C2 32 Running time of simple PLC Segment 15 0 0s h 6553 5s h 0 0s h C2 33 Acceleration deceleratio n time of simple PLC Segment 15 0 3 0 C2 34 Time unit of simple PLC running 0 s second 1 h hour 0 Group C3 Swing Frequency Fixed Length and Count C3 00 Swing frequency setting mode 0 Relative to the central frequency 1 Relative to the maximum frequency 0 C3 01 Sw...

Page 88: ...reak fault detection time 0 0s No action 0 1s 10 0s 0 0s d0 30 Motor 1 auto tuning selection 0 No auto tuning 1 Asynchronous motor static auto tuning 2 Asynchronous motor complete 0 Appendix II EM11 User s Manual 170 Code Parameter Name Setting range Default Property auto tuning 11 Synchronous motor with load auto tuning 12 Synchronous motor no load auto tuning Group d1 Vector Control Parameters d...

Page 89: ...quency b0 13 50 00 Hz d1 31 Reverse maximum frequency in torque control 0 00 Hz maximum frequency b0 13 50 00 Hz Appendix II EM11 User s Manual 172 Code Parameter Name Setting range Default Property d1 32 Acceleration time in torque control 0 00s 120 00s 0 10s d1 33 Deceleration time in torque control 0 00s 120 00s 0 10s Group d2 V F Control Parameters d2 00 V F curve setting 0 Linear V F 1 Multi ...

Page 90: ...01mH 655 35 mH Frequency inverter power 55 kW 0 001mH 65 535 mH Frequency inverter power 75 kW Model dependent d3 17 Shaft Q inductance synchronous motor 0 01mH 655 35 mH Frequency inverter power 55 kW 0 001mH 65 535 mH Frequency inverter Model dependent Appendix II EM11 User s Manual 174 Code Parameter Name Setting range Default Property power 75 kW d3 18 Back EMF synchronous motor 0 1V 6553 5 V ...

Page 91: ...d weakening automatic adjustment gain 0 10 5 00 1 00 d4 25 PM Field weakening integral gain 2 10 2 Appendix II EM11 User s Manual 176 Code Parameter Name Setting range Default Property d4 26 Torque setting source in torque control 0 Digital setting d4 27 1 AI1 2 AI2 3 AI3 4 Pulse setting 5 Communication setting 6 MIN AI1 AI2 7 MAX AI1 AI2 Full range of values 1 7 corresponds to the digital setting...

Page 92: ...depth 0 Random PWM invalid 1 10 Random PWM carrier frequency depth 0 Appendix II EM11 User s Manual 178 Code Parameter Name Setting range Default Property d6 05 Dead zone compensation mode selection 0 No compensation 1 Compensation mode 1 2 Compensation mode 2 1 d6 06 SVC mode selection 0 SVC mode 0 1 SVC mode 1 1 d6 07 Flux braking gain 0 150 100 d6 08 Flux compensation gain 0 200 Default value i...

Page 93: ...II EM11 User s Manual 180 Code Parameter Name Setting range Default Property U0 50 Received value of point point communication 100 00 100 00 Group A0 System Parameters A0 00 User password 0 65535 0 A0 01 Product number Frequency inverter product number Model dependent A0 02 Software version Software version of control board Model dependent A0 03 Rated current Model dependent A0 04 Rated voltage Mo...

Page 94: ... 28 User defined function code 28 User visible function codes uA0 00 A1 29 User defined function code 29 User visible function codes uA0 00 A1 30 User defined function code 30 User visible function codes uA0 00 A1 31 User defined function code 31 User visible function codes uA0 00 Warranty Agreement 1 The warranty period of the product is 12 months refer to the barcode of nameplate During the warr...

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