WEG CFW500 V1.8X Programming Manual
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WEG CFW500 V1.8X Programming Manual

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Motors I Automation I Energy I Transmission & Distribution I Coatings
Frequency Inverter
CFW500 V1.8X
Programming Manual

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Summary of Contents for WEG CFW500 V1.8X

  • Page 1 Motors I Automation I Energy I Transmission & Distribution I Coatings Frequency Inverter CFW500 V1.8X Programming Manual...
  • Page 3 Programming Manual Series: CFW500 Language: English Document Number: 10002296099 / 01 Software Version: 1.8X Publication Date: 12/2014...

  • Page 5: Table Of Contents

    Contents QUICK REFERENCE OF PARAMETERS, ALARMS AND FAULTS ..0-1 1 SAFETY INSTRUCTIONS ............... 1-1 1.1 SAFETY WARNINGS IN THIS MANUAL ..................1-1 1.2 SAFETY WARNINGS IN THE PRODUCT ..................1-1 1.3 PRELIMINARY RECOMMENDATIONS ..................1-2 2 GENERAL INFORMATION ..............2-1 2.1 ABOUT THE MANUAL ........................2-1 2.2 TERMINOLOGY AND DEFINITIONS....................2-1 2.2.1 Terms and Definitions Used ....................2-1 2.2.2 Numerical Representation ....................
  • Page 6 Contents 10 V V W VECTOR CONTROL ..............10-1 10.1 V V W VECTOR CONTROL PARAMETERIZATION ..............10-3 10.2 START-UP IN V V W MODE ....................... 10-8 11 FUNCTIONS COMMON TO ALL THE CONTROL MODES ....11-1 11.1 RAMPS ............................11-1 11.2 DC LINK VOLTAGE AND OUTPUT CURRENT LIMITATION .............11-3 11.2.1 DC Link Voltage Limitation by “Ramp Hold”...
  • Page 7 Contents 16 READING PARAMETERS ..............16-1 17 COMMUNICATION ................17-1 17.1 SERIAL USB, RS-232 AND RS-485 INTERFACE ..............17-1 17.2 CAN – CANOPEN / DEVICENET INTERFACE ................17-3 17.3 PROFIBUS DP INTERFACE ......................17-4 17.4 ETHERNET INTERFACE ......................17-5 17.5 COMMANDS AND COMMUNICATION STATUS ............... 17-7 18 SOFTPLC .....................
  • Page 8 Contents...

  • Page 9: Quick Reference Of Parameters, Alarms And Faults

    Quick Reference of Parameters, Alarms and Faults QUICK REFERENCE OF PARAMETERS, ALARMS AND FAULTS Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0000 Access to Parameters 0 to 9999 P0001 Speed Reference 0 to 65535 READ 16-1 P0002 Output Speed (Motor) 0 to 65535...

  • Page 10: Quick Reference Of Parameters, Alarms And Faults

    Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0029 Power HW Configuration 0 = Non-identified According to the READ 1 = 200-240 V / 1.6 A inverter model 2 = 200-240 V / 2.6 A 3 = 200-240 V / 4.3 A 4 = 200-240 V / 7.0 A 5 = 200-240 V / 9.6 A...
  • Page 11 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0072 Third Fault DC Link 0 to 2000 V READ 15-8 P0073 Third Fault Frequency 0.0 to 500.0 Hz READ 15-9 P0074 Third Fault Temperature -20 to 150 °C READ...
  • Page 12 3 = PID via FI P0204 Load/Save Parameters 0 to 4 = Not Used 5 = Load WEG 60 Hz 6 = Load WEG 50 Hz 7 = Load User 1 8 = Load User 2 9 = Save User 1...
  • Page 13 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0220 LOC/REM Selection Source 0 = Always Local 1 = Always Remote 2 = HMI Key (LOC) 3 = HMI Key (REM) 4 = DIx 5 = Serial/USB (LOC) 6 = Serial/USB (REM)
  • Page 14 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0231 AI1 Signal Function 0 = Speed Ref. 12-3 1 = Not Used 2 = Not Used 3 = Not Used 4 = PTC 5 = Not Used 6 = Not Used 7 = Use SoftPLC...
  • Page 15 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0251 AO1 Output Function 0 = Speed Ref. 12-7 1 = Not Used 2 = Real Speed 3 = Not Used 4 = Not Used 5 = Output Current 6 = Process Var.
  • Page 16 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0258 FO Output Gain 0.000 to 9.999 1.000 12-14 P0259 FO Minimum Output 10 to 20000 Hz 10 Hz 12-14 P0260 FO Maximum Output 10 to 20000 Hz 10000 Hz 12-14...
  • Page 17 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0275 DO1 Output Function 0 = Not Used 12-24 1 = F* > Fx 2 = F > Fx 3 = F < Fx 4 = F = F* 5 = Not Used 6 = Is >...
  • Page 18 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0304 Skip Frequency 2 0.0 to 500.0 Hz 30.0 Hz 11-12 P0306 Skip Band 0.0 to 25.0 Hz 0.0 Hz 11-12 P0308 Serial Address 1 to 247 17-2...
  • Page 19 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0404 Motor Rated Power 0 = 0.16 HP (0.12 kW) According to cfg, VVW MOTOR, 10-7 1 = 0.25 HP (0.19 kW) inverter model STARTUP 2 = 0.33 HP (0.25 kW)
  • Page 20 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0529 Process Variable Indication 0 = wxyz 13-10 Form 1 = wxy.z 2 = wx.yz 3 = w.xyz P0533 X Process Variable Value 0.0 to 100.0 % 90.0 % 13-10...
  • Page 21 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0702 CAN Baud Rate 0 = 1 Mbps/Auto 17-3 1 = Reserved/Auto 2 = 500 Kbps 3 = 250 Kbps 4 = 125 Kbps 5 = 100 Kbps/Auto 6 = 50 Kbps/Auto 7 = 20 Kbps/Auto...
  • Page 22 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0740 Profibus Com. Status 0 = Disabled 17-4 1 = Access Error 2 = Offline 3 = Config. Error 4 = Parameter Error 5 = Clear Mode 6 = Online P0741...
  • Page 23 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0826 Eth: Read Word #9 0 to 9999 17-6 P0827 Eth: Read Word #10 0 to 9999 17-6 P0828 Eth: Read Word #11 0 to 9999 17-6 P0829...
  • Page 24 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P0968 Status Word 1 Bit 0 = Ready to Switch ON 17-5 Bit 1 = Ready to Operate Bit 2 = Operation Enabled Bit 3 = Fault Present Bit 4 = Coast Stop Not Active Bit 5 = Quick Stop Not Active...
  • Page 25 Quick Reference of Parameters, Alarms and Faults Adjustable Factory User Parameter Description Properties Groups Page Range Setting Setting P1044 SoftPLC Parameter 35 -32768 to 32767 SPLC 18-2 P1045 SoftPLC Parameter 36 -32768 to 32767 SPLC 18-2 P1046 SoftPLC Parameter 37 -32768 to 32767 SPLC 18-2...
  • Page 26 Quick Reference of Parameters, Alarms and Faults Fault / Alarm Description Possible Causes A0046 Motor overload alarm. Settings of P0156, P0157, and P0158 are too low for the used „ Motor Overload motor. Overload on the motor shaft. „ A0047 Overload alarm on the power pack with Inverter output overcurrent.
  • Page 27 Quick Reference of Parameters, Alarms and Faults Fault / Alarm Description Possible Causes A0704 It occurs when 2 or more SoftPLC Check the user’s program logic. „ Two Movem. Enabled movement blocks (REF Block) are enabled at the same time. A0706 This failure occurs when a SoftPLC Check the programming of the references in the Local and/or...
  • Page 28 Quick Reference of Parameters, Alarms and Faults Fault / Alarm Description Possible Causes F0084 Fault related to the automatic Poor contact in the connection between the main control and „ Auto-diagnosis Fault identification algorithm of the inverter the power pack. hardware and plug-in module.

  • Page 29: Safety Instructions

    Safety Instructions 1 SAFETY INSTRUCTIONS This manual contains the information necessary for the correct setting of the frequency inverter CFW500. It was developed to be used by people with proper technical training or qualification to operate this kind of equipment. These people must follow the safety instructions defined by local standards. The noncompliance with the safety instructions may result in death risk and/or equipment damage.

  • Page 30: Preliminary Recommendations

    If necessary, first touch the grounded metallic frame or use proper grounding strap. Do not execute any applied potential test on the inverter! If necessary, contact WEG. NOTE! Frequency inverters may interfere in other electronic equipments. Observe the recommendations of chapter 3 Installation and Connection of the user’s manual in order to minimize these effects.

  • Page 31: General Information

    General Information 2 GENERAL INFORMATION 2.1 ABOUT THE MANUAL This manual presents information necessary for the configuration of all the functions and parameters of the frequency inverter CFW500. This manual must be used together with the user’s manual of the CFW500. The text provides additional information so as simplify the use and programming of the CFW500 in certain applications.
  • Page 32 General Information °C: celsius degrees. °F: fahrenheit degree. CA: alternate current. DC: direct current. CV: cavalo-vapor = 736 Watts (Brazilian unit of measurement of power, normally used to indicate mechanical power of electric motors). hp: horse power = 746 Watts (unit of measurement of power, normally used to indicate mechanical power of electric motors).

  • Page 33: Numerical Representation

    General Information 2.2.2 Numerical Representation The decimal numbers are represented by means of digits without suffix. Hexadecimal numbers are represented with the letter “h” after the number. 2.2.3 Symbols to Describe Parameter Properties Read only parameter. Parameter that can be changed only with a stopped motor. Parameter visible on the HMI only in the V/f mode: P0202 = 0.
  • Page 34 General Information 2-4 | CFW500...

  • Page 35: About The Cfw500

    About the CFW500 3 ABOUT THE CFW500 The frequency inverter CFW500 is a high performance product which enables speed and torque control of three- phase induction motors. This product provides the user with the options of vector (V V W ) or scalar (V/f) control, both programmable according to the application.
  • Page 36 About the CFW500  = DC link connection     = braking resistor connection Internal U/T1 RFI filter R/L1/L V/T2 Power (available S/L2/N Motor Pre- supply in the W/T3 charge T/L3 inverters CFW500... Inverter with Single-phase / C...) IGBT transistors three-phase and current...
  • Page 37 About the CFW500 1 – Fixing support (for surface mounting) 2 – Fixing support (for Din-rail mount) 3 – Fan with fixing support 4 – Plug-in module 5 – HMI 6 – Front cover Figure 3.2: Main components of the CFW500 CFW500 | 3-3...
  • Page 38 About the CFW500 3-4 | CFW500...

  • Page 39: Hmi And Basic Programming

    HMI and Basic Programming 4 HMI AND BASIC PROGRAMMING 4.1 USE OF THE HMI TO OPERATE THE INVERTER Through the HMI, it is possible to view and set all the parameters. The HMI features two operating modes: monitoring and parameterization. The functions of the keys and the active fields on the HMI display vary according to the operating mode.

  • Page 40: Operating Modes Of The Hmi

    HMI and Basic Programming Inverter status Secondary display Menu (to select the parameter groups) – only one parameter Unit of measurement group is shown at a (it refers to the value time. of the main display) Bar to monitor the variable Main display Figure 4.2: Display areas...
  • Page 41 HMI and Basic Programming Level 2 allows browsing the parameters of the group selected by level 1. Level 3, in turn, allows the modification of the parameter selected in level 2. At the end of this level, the modified value is saved or not if the key ENTER or ESC is pressed, respectively. Figure 4.3 on page 4-3 illustrates the basic browsing of the operating modes of the HMI.
  • Page 42 HMI and Basic Programming 4-4 | CFW500...

  • Page 43: Programming Basic Instructions

    Programming Basic Instructions 5 PROGRAMMING BASIC INSTRUCTIONS 5.1 PARAMETER STRUCTURE Aiming at simplifying the parameterization process, the CFW500 parameters were classified into ten groups which can be individually selected in the Menu area of the HMI display. When the enter/menu key of the HMI is pressed in the monitoring mode, you enter the setting mode level 1.

  • Page 44: Hmi

    Programming Basic Instructions 5.3 HMI In the HMI group, you find parameters related to the showing of information on the display, backlight and password of the HMI. See detailed description below of the possible settings of the parameters. P0000 – Access to the Parameters Adjustable Factory 0 to 9999...
  • Page 45 Programming Basic Instructions P0205 – Main Display Parameter Selection P0206 – Secondary Display Parameter Selection P0207 – Bar Graph Parameter Selection Adjustable Factory 0 to 1500 P0205 = 2 Range: Setting: P0206 = 1 P0207 = 3 Properties: Access Groups via HMI: Description: These parameters define which parameters are shown on the HMI display in the monitoring mode.
  • Page 46 Programming Basic Instructions P0209 – Reference Engineering Unit Adjustable Factory 0 = Without Unit Range: Setting: 1 = V 2 = A 3 = rpm 4 = s 5 = ms 6 = N 7 = m 8 = Nm 9 = mA 10 = % 11 = ºC...

  • Page 47: Backup Parameters

    P0204 – Load / Save Parameters Adjustable 0 to 4 = Not Used Factory Range: 5 = Load WEG 60 Hz Setting: 6 = Load WEG 50 Hz 7 = Load User 1 8 = Load User 2 9 = Save User 1...

  • Page 48: Setting Of Display Indications In The Monitoring Mode

    0 to 4 Load WEG 60 Hz: it loads the default parameters on the inverter with the factory default for 60 Hz. Load WEG 50 Hz: it loads the default parameters on the inverter with the factory default for 50 Hz.

  • Page 49: Softplc Engineering Units

    Programming Basic Instructions Table 5.4: Situations for CONFIG status P0047 Origin Situation of CONFIG Status Out of CONFIG status, HMI, P0006 and P0680 must not indicate CONF. Two or more DIx (P0263...P0270) programmed for Forward Run (4). Two or more DIx (P0263...P0270) programmed for Reverse Run (5). Two or more DIx (P0263...P0270) programmed for Start (6).
  • Page 50 Programming Basic Instructions P0510 – SoftPLC Engineering Unit 1 Adjustable Factory 0 = None Range: Setting: 1 = V 2 = A 3 = rpm 4 = s 5 = ms 6 = N 7 = m 8 = Nm 9 = mA 10 = % 11 = °C...
  • Page 51 Programming Basic Instructions P0512 – SoftPLC Engineering Unit 2 Adjustable Factory 0 = None Range: Setting: 1 = V 2 = A 3 = rpm 4 = s 5 = ms 6 = N 7 = m 8 = Nm 9 = mA 10 = % 11 = °C...
  • Page 52 Programming Basic Instructions 5-10 | CFW500...

  • Page 53: Identification Of The Inverter Model And Accessories

    Identification of the Inverter Model and Accessories 6 IDENTIFICATION OF THE INVERTER MODEL AND ACCESSORIES In order to check the inverter model, see the code on the product identification label. The inverter has two identification labels: a complete one on the side of the inverter, and a summarized one under the HMI. Once the inverter model identification code is checked, it is necessary to interpret it in order to understand its meaning.
  • Page 54 Identification of the Inverter Model and Accessories P0029 – Power Hardware Configuration Adjustable 0 to 63 Factory According Range: Setting: to inverter model Properties: Access Groups READ via HMI: Description: This parameter identifies the inverter model, distinguishing frame, supply voltage and rated current as per Table 6.2 on page 6-2.
  • Page 55 Identification of the Inverter Model and Accessories P0295 – Inverter Rated Current Adjustable 0.0 to 200.0 A Factory According to Range: Setting: inverter model Properties: Access Groups READ via HMI: Description: This parameter presents the inverter rated current as per Table 6.2 on page 6-2.
  • Page 56 Identification of the Inverter Model and Accessories 6-4 | CFW500...

  • Page 57: Logical Command And Speed Reference

    Logical Command and Speed Reference 7 LOGICAL COMMAND AND SPEED REFERENCE The drive of the electric motor connected to the inverter depends on the logical command and on the reference defined by one of the several possible sources, such as: HMI keys, digital inputs (DIx), analog inputs (AIx), serial/ USB interface, CANopen interface, DeviceNet interface, SoftPLC, etc.
  • Page 58 Logical Command and Speed Reference Direction of rotation Run / Stop Control word Control word Direction Control of rotation word Run / Stop All of the inverter command and reference sources (HMI, terminals, networks and SoftPLC) LOC/REM Ramp Speed reference Speed reference Speed reference...
  • Page 59 Logical Command and Speed Reference Command selection P0105 and P0223 to P0228 HMI keys IOAD P0312 Serial/USB CRS232 CRS485 CUSB Inverter control word SoftPLC SoftPLC CCAN CANopen or DeviceNet CO/DN/DP/Eth CPDP Profibus DP Ethernet Ethernet Figure 7.2: Command selection structure CFW500 | 7-3...
  • Page 60 Logical Command and Speed Reference Selection of frequency reference P0221 or P0222 Reference key (P0121) 0 – HMI keys P0247 4 - FI Frequency input 17 - FI>0 P0249 Accel. Decel. 7 - EP Electronic Potentiometer P0124 a P0131 P0131 P0130 P0129 P0128...
  • Page 61 Logical Command and Speed Reference P0220 – Local/Remote Selection Adjustable Factory 0 = Always Local Range: Setting: 1 = Always Remote 2 = Local/Remote HMI Key (LOC) 3 = Local/Remote HMI Key (REM) 4 = Digital Input (DIx) 5 = Serial/USB (LOC) 6 = Serial/USB (REM) 7 = Not Used 8 = Not Used...
  • Page 62 Logical Command and Speed Reference Description: These parameters define the origin source for the speed reference in the Local situation and Remote situation. Some comments on the options of this parameter: AIx: it refers to the analog input signal according to Section 12.1 ANALOG INPUTS on page 12-1.

  • Page 63: Speed Reference

    Logical Command and Speed Reference P0224 – Run / Stop Selection – LOCAL Situation P0227 – Run / Stop Selection – REMOTE Situation Adjustable 0 = HMI Keys Factory P0224 = 0 Range: 1 = DIx Setting: P0227 = 1 2 = Serial/USB 3 = Not Used 4 = CO/DN/PB/Eth...

  • Page 64: Speed Reference Limits

    Logical Command and Speed Reference In digital inputs (DIx), on the other hand, the reference is defined according to the function predefined for P0263 to P0270. The speed reference via analog inputs and frequency input is according to the signal, gain and offset parameters P0230 to P0250.

  • Page 65: Speed Reference Parameters

    Logical Command and Speed Reference Description: This parameter defines the operation of the speed reference backup function between the options active (P0120 = 1), inactive (P0120 = 0) and by P0121 (P0120 = 2). This function, in turn, determines the form of backup of digital references and sources: HMI (P0121), E.P., Serial/USB (P0683), CANopen/DeviceNet (P0685), SoftPLC (P0687) and PID Setpoint (P0525) according to Table 7.2 on page...
  • Page 66 Logical Command and Speed Reference P0124 – Multispeed Reference 1 Adjustable -500.0 to 500.0 Hz Factory 3.0 Hz Range: Setting: P0125 – Multispeed Reference 2 Adjustable -500.0 to 500.0 Hz Factory 10.0 (5.0) Hz Range: Setting: P0126 – Multispeed Reference 3 Adjustable -500.0 to 500.0 Hz Factory...

  • Page 67: Reference Via Electronic Potentiometer

    Logical Command and Speed Reference Figure 7.4 on page 7-11 Table 7.3 on page 7-11 show the operation of the Multispeed, considering digital inputs programmed for NPN in P0271. Although the most relevant digital input can be programmed in DI1, DI2, DI5 or DI6, only one of those options is allowed;...

  • Page 68: Analog Input Aix And Frequency Input Fi

    Logical Command and Speed Reference DIx - Accelerate Reference RAMP DIx - Decelerate Reset & Enabling (RUN) P0133 Output frequency Time Active DIx - Accelerate Inactive Reset Time Active DIx - Decelerate Inactive Time Active Run/Stop Inactive Time Figure 7.5: Operating graph of the E.P. function 7.2.5 Analog Input AIx and Frequency Input FI The behaviors of the analog input and frequency input are described in details in Section 12.1 ANALOG INPUTS...
  • Page 69 Logical Command and Speed Reference P0680 – Logical Status Adjustable 0000h to FFFFh Factory Range: Setting: Properties: Access Groups READ, NET via HMI: Description: The inverter status word is unique for all the sources and can only be accessed for reading. It indicates all the relevant operating status and modes of the inverter.
  • Page 70 Logical Command and Speed Reference Table 7.5: Status word Function Description 0 to 3 Reserved. 0: Output frequency reduction inactive. Fs Reduction. 1: Output frequency reduction active. 0: Sleep mode inactive. Sleep Mode. 1: Sleep mode active. 0: No deceleration. Deceleration Ramp.

  • Page 71: Control Via Hmi Inputs

    Available Motor Control Types Table 7.6: Control word Function Description 0: Stops the motor by deceleration ramp. Ramp Enable. 1: Turn the motor according to the acceleration ramp until reaching the speed reference value. 0: Disable the inverter completely, interrupting the power supply to the motor. General Enable.

  • Page 72: Control Via Digital Inputs

    Available Motor Control Types 7.3.2 Control via Digital Inputs Contrary to the network interfaces and SoftPLC, the digital inputs do not access the inverter control word directly, because there are several functions for DIx that are defined by the applications. Such digital input functions are detailed in Chapter 12 DIGITAL AND ANALOG INPUTS AND OUTPUTS on page 12-1.

  • Page 73: Available Motor Control Types

    Available Motor Control Types 8 AVAILABLE MOTOR CONTROL TYPES The inverter feeds the motor with variable voltage, current and frequency, providing control of the motor speed. The values applied to the motor follow a control strategy, which depends on the selected type of motor control and on the inverter parameter settings.
  • Page 74 Available Motor Control Types P0140 – Slip Compensation Filter Adjustable 0 to 9999 ms Factory 500 ms Range: Setting: Properties: V V W Access Groups via HMI: Description: Time constant of the filter for slip compensation in the output frequency. You must consider a filter response time equal to three times the time constant set in P0140 (500 ms).
  • Page 75 Available Motor Control Types ATTENTION! The default setting of P0397 meets most application needs of the inverter. Therefore, avoid modifying its content without knowing the related consequences. If you are not sure, contact WEG Technical Assistance before changing P0397. CFW500 | 8-3...
  • Page 76 Available Motor Control Types 8-4 | CFW500...

  • Page 77: Scalar Control

    V/f Scalar Control 9 V/f SCALAR CONTROL This is the classical control method for three-phase induction motors, based on a curve that relates output frequency and voltage. The inverter works as a variable frequency and voltage source, generating a combination of voltage and frequency according to the configured curve.
  • Page 78 V/f Scalar Control Figure 9.1: Block diagram of V/f scale control 9-2 | CFW500...

  • Page 79: Parameterization Of The V/F Scalar Control

    V/f Scalar Control 9.1 PARAMETERIZATION OF THE V/f SCALAR CONTROL The scalar control is the inverter factory default control mode for its popularity and because it meets most applications of the market. However, parameter P0202 allows the selection of other options for the control mode, as per Chapter 8 AVAILABLE MOTOR CONTROL TYPES on page 8-1.
  • Page 80 V/f Scalar Control P0136 – Manual Torque Boost Adjustable 0.0 to 30.0 % Factory According to Range: Setting: inverter model Properties: Access Groups BASIC, MOTOR via HMI: Description: This parameter actuates in low speeds, that is, in the range from 0 Hz to P0147, increasing the inverter output voltage to compensate the voltage drop in the motor stator resistance so as to keep the torque constant.
  • Page 81 V/f Scalar Control NOTE! In the V/f scalar mode, parameter P0178 allows the voltage regulation of the inverter output after defining the V/f curve. That could be useful in applications which require output voltage compensation or field weakening. In the V V W control mode, the behavior of P0178 changes and defines the rated flow only, which is connected to the intensity of the magnetic flux applied to the motor.
  • Page 82 V/f Scalar Control P0007 Voltage I x R applied on Speed reference P0136 the motor I x R Output Automatic active current P0137 P0139 Figure 9.4: Block diagram of the automatic torque boost P0138 – Slip Compensation Adjustable -10.0 to 10.0 % Factory 0.0 % Range:...

  • Page 83: Start-Up In V/F Mode

    V/f Scalar Control 9.2 START-UP IN V/f MODE NOTE! Read chapter 3 Installation and Connection of the user’s manual before installing, powering up or operating the inverter. Sequence for installation, verification, power up and start-up. 1. Install the inverter: according to chapter 3 Installation and Connection of the user’s manual, making all the power and control connections.
  • Page 84 V/f Scalar Control 9-8 | CFW500...

  • Page 85: V W Vector Control

    10 V V W VECTOR CONTROL The V V W vector control mode (Voltage Vector WEG) uses a control method with a much higher performance than the V/f control because of the load torque estimation and of the control of the magnetic flux in the air gap, as per scheme of Figure 10.1 on page...
  • Page 86 V V W Vector Control Figure 10.1: V V W control flow 10-2 | CFW500...

  • Page 87: W Vector Control Parameterization

    Below are described the parameters to configure the V V W vector control setting. This data is easily obtained on WEG standard motor nameplates, however in older motors or motors made by other manufacturers, the data may not be readily available. In those cases, it is recommended first contact the motor manufacturer, measure or calculate the desired parameter.
  • Page 88 V V W Vector Control Table 10.1: Characteristics of IV pole WEG standard motors Voltage Current Frequency Speed Efficiency Stator Resistance Power [P0404] Power Frame [P0400] [P0401] [P0403] [P0402] [P0399] [P0409] Factor (CV) (kW) (Hz) (rpm) (Ω) 0.16 0.12 0.85 1720 56.0...
  • Page 89 V V W Vector Control P0178 – Rated Flux Adjustable 0.0 to 150.0 % Factory 100.0 % Range: Setting: Properties: Access Groups MOTOR via HMI: Description: It defines the desired flux in the motor air gap in percentage (%) of the rated flux. In general, it is not necessary to modify the value of P0178 of the standard value of 100 %.
  • Page 90 V V W Vector Control Table 10.2: Default setting of P0400 according to the identified inverter model P0296 P0145 (Hz) P0400 (V) 50.0 60.0 50.0 60.0 50.0 60.0 For further information on model identification, refer to Table 6.2 on page 6-2.
  • Page 91 V V W Vector Control P0401 – Motor Rated Current Adjustable 0.0 to 200.0 A Factory 1.0 x I Range: Setting: P0402 – Motor Rated Speed Adjustable 0 to 30000 rpm Factory 1710 rpm Range: Setting: (1425 rpm) P0403 – Motor Rated Frequency Adjustable 0 to 500 Hz Factory...

  • Page 92: Start-Up In V V W Mode

    “ ” key. In this case, P0409 will be loaded with the factory default value which is equivalent to WEG IV pole standard motor stator resistance with power matched to the inverter, as per Table 10.1 on page...
  • Page 93 6. Parameterization of the V V W control: browsing the “STARTUP” menu, set parameters P0399, P0400, P0401, P0402, P0403, P0404 and P0407 according to the data on the motor nameplate. If some of those data are not available, insert the approximate value by calculation or similarity to WEG standard motor – see Table 10.1 on page 10-4.
  • Page 94 V V W Vector Control Action/Indication on the Display Action/Indication on the Display If necessary, modify the content of “P0401 – Motor Rated If necessary, modify the content of “P0402 – Motor Rated „ „ Current”, or press the key for the next parameter. Speed”, or press the key for the next parameter.

  • Page 95: Functions Common To All The Control Modes

    Functions Common to All the Control Modes 11 FUNCTIONS COMMON TO ALL THE CONTROL MODES This chapter describes the functions common to the inverter V/f and V V W control modes, but which interferes in the drive performance. 11.1 RAMPS The inverter ramp functions allow the motor to accelerate or decelerate faster or slower.
  • Page 96 Functions Common to All the Control Modes P0102 – Acceleration Time 2 Ramp Adjustable 0.1 to 999.0 s Factory 10.0 s Range: Setting: Properties: Access Groups via HMI: Description: Acceleration time from zero to maximum speed (P0134) when the 2 Ramp is active.

  • Page 97: Dc Link Voltage And Output Current Limitation

    Functions Common to All the Control Modes P0105 – 1 Ramp Selection Adjustable 0 = 1 Ramp Factory Range: 1 = 2 Ramp Setting: 2 = DIx 3 = Serial/USB 4 = Reserved 5 = CO/DN/DP 6 = SoftPLC Properties: Access Groups via HMI: Description:...

  • Page 98: Dc Link Voltage Limitation By "Accelerate Ramp" P0150 = 1 Or 3

    Functions Common to All the Control Modes NOTE! The inverter protection functions use the 3 Ramp defined by P0106 for both acceleration and deceleration. 11.2.1 DC Link Voltage Limitation by “Ramp Hold” P0150 = 0 or 2 It has effect during deceleration only. „...
  • Page 99 Functions Common to All the Control Modes Description: Voltage level to activate the DC link voltage regulation. P0152 – Gain Proportional to the DC Link Voltage Regulator Adjustable 0.00 to 9.99 Factory 1.50 Range: Setting: Properties: Access Groups MOTOR via HMI: Description: Gain proportional to the DC link voltage regulator.

  • Page 100: Output Current Limitation By "Ramp Hold" P0150 = 2 Or 3

    Functions Common to All the Control Modes Ramp P0100-P0104 Output frequency Reference P0001 P0002 error P0004 P0152 P0152 x error P0151 Figure 11.4: Block diagram of DC link voltage limitation – Accelerate Ramp DC link voltage (P0004) F0022- Overvoltage P0151 DC Link Regulation rated...

  • Page 101: Sleep Mode

    Functions Common to All the Control Modes P0135 – Maximum Output Current Adjustable 0.0 to 200.0 A Factory 1.5 x I Range: Setting: Properties: Access Groups BASIC, MOTOR via HMI: Description: Current level to activate the current limitation for the Ramp Hold and Decelerate Ramp modes, as per Figure 11.6 on page 11-7, respectively.

  • Page 102: Flying Start / Ride-Through

    Functions Common to All the Control Modes DANGER! When in the Sleep mode, the motor can spin at any time considering the process conditions. If you wish to handle the motor or execute any kind of maintenance, power down the inverter. P0217 –...

  • Page 103: Flying Start Function

    Functions Common to All the Control Modes P0320 – Flying Start (FS) / Ride-Through (RT) Adjustable Factory 0 = Inactive Range: Setting: 1 = Flying Start 2 = Flying Start / Ride-Through 3 = Ride-Through Properties: Access Groups via HMI: Description: Parameter P0320 selects the use of the Flying Start and Ride-Through functions.

  • Page 104: Dc Braking

    Functions Common to All the Control Modes Return line DC link voltage F0021 level Enabled > t dead Output pulses P0331 Output voltage Disabled Output frequency (P0002) 0 Hz Figure 11.7: Actuation of the Ride-Through function The Ride-Through function allows recovering the inverter without locking by undervoltage F0021 for momentary power supply drops.
  • Page 105 Functions Common to All the Control Modes P0300 – DC Braking Time at Stop Adjustable 0.0 to 15.0 s Factory 0.0 s Range: Setting: Properties: Access Groups via HMI: Description: DC Braking duration at the stop. Figure 11.9 on page 11-11 shows the braking behavior at the stop, where the dead time for the de-magnetization of the motor can be observed.

  • Page 106: Avoided Frequency

    Functions Common to All the Control Modes Description: This parameter sets the DC voltage (DC Braking torque) applied to the motor during the braking. The setting must be done by gradually increasing the value of P0302, which varies from 0.0 to 100.0 % of the rated braking voltage, until the desired braking is obtained.

  • Page 107: Digital And Analog Inputs And Outputs

    Digital and Analog Inputs and Outputs 12 DIGITAL AND ANALOG INPUTS AND OUTPUTS This section presents the parameters to configure the CFW500 inputs and outputs. This configuration depends on the plug-in module, as per Table 12.1 on page 12-1. Table 12.1: I/O configurations of the CFW500 Functions Plug-in Module CAN RS-232 RS-485 Profibus...
  • Page 108 Digital and Analog Inputs and Outputs P0230 – Dead Zone of the Analog Inputs Adjustable 0 = Inactive Factory Range: 1 = Active Setting: Properties: Access Groups via HMI: Description: This parameter acts just for the analog inputs (AIx) programmed as frequency reference, and defines if the dead zone in those inputs is Active (1) or Inactive (0).
  • Page 109 Digital and Analog Inputs and Outputs P0231 – AI1 Signal Function P0236 – AI2 Signal Function P0241 – AI3 Signal Function Adjustable 0 = Speed Reference Factory Range: 1 = Not Used Setting: 2 = Not Used 3 = Not Used 4 = PTC 5 = Not Used 6 = Not Used...
  • Page 110 Digital and Analog Inputs and Outputs P0232 – AI1 Input Gain P0237 – AI2 Input Gain P0242 – AI3 Input Gain Adjustable 0.000 to 9.999 Factory 1.000 Range: Setting: P0234 – AI1 Input Offset P0239 – AI2 Input Offset P0244 – AI3 Input Offset Adjustable -100.0 to 100.0 % Factory...
  • Page 111 Digital and Analog Inputs and Outputs P0233 – AI1 Input Signal P0238 – AI2 Input Signal Adjustable 0 = 0 to 10 V / 20 mA Factory Range: Setting: 1 = 4 to 20 mA 2 = 10 V / 20 mA to 0 3 = 20 to 4 mA P0243 –...

  • Page 112: Analog Outputs

    Digital and Analog Inputs and Outputs 12 – 4 AIx(%) = x (100 %) + (-80 %) x 1 = -30.0 % AIx’ = -30.0 % means that the motor will spin counterclockwise with a reference in module equal to 30.0 % of P0134 if the signal AIx function is "Speed Reference".
  • Page 113 Digital and Analog Inputs and Outputs P0251 – AO1 Output Function P0254 – AO2 Output Function Adjustable 0 = Speed Reference Factory P0251 = 2 Range: Setting: 1 = Not Used P0254 = 5 2 = Real Speed 3 = Not Used 4 = Not Used 5 = Output Current 6 = Process Variable...
  • Page 114 Digital and Analog Inputs and Outputs P0252 – AO1 Output Gain P0255 – AO2 Output Gain Adjustable 0.000 to 9.999 Factory 1.000 Range: Setting: Properties: Access Groups via HMI: Description: It determines the analog output gain according to the equation of Table 12.3 on page 12-7.

  • Page 115: Frequency Input

    Digital and Analog Inputs and Outputs 12.3 FREQUENCY INPUT A frequency input consists of a fast digital input able to convert the frequency of the pulses in the input into a proportional signal with 10-bit resolution. After the conversion, this signal is used as an analog signal for speed reference, process variable, use of SoftPLC, etc.
  • Page 116 Digital and Analog Inputs and Outputs P0022 – Value of Frequency Input FI in Hz Adjustable 0 to 20000 Hz Factory Range: Setting: Properties: Access Groups READ, I/O via HMI: Description: Value in hertz of the frequency input FI. NOTE! The operation of parameters P0021 and P0022, as well as of the frequency input, depends on the activation of P0246.

  • Page 117: Frequency Output

    Digital and Analog Inputs and Outputs Description: Those parameters define the behavior of the frequency input according to the equation: FI(Hz) – P0248 FI = x (100 %) + P0249 x P0247 P0250 – P0248 Parameters P0248 and P0250 determine the operation range of the frequency input(FI), while parameters P0249 and P0247 determine the offset and gain, respectively.
  • Page 118 Digital and Analog Inputs and Outputs P0016 – Frequency Output Value FO in % Adjustable 0.0 to 100.0 % Factory Range: Setting: Properties: Access Groups READ, I/O via HMI: Description: The percentage value of the output frequency FO. This value is given in relation to the range defined by P0259 and P0260.
  • Page 119 Digital and Analog Inputs and Outputs P0257 – Frequency Output Function FO Adjustable 0 = Speed Reference Factory Range: 1 = Not Used Setting: 2 = Real Speed 3 = Not Used 4 = Not Used 5 = Output Current 6 = Process Variable 7 = Active Current 8 = Not Used...

  • Page 120: Digital Inputs

    Digital and Analog Inputs and Outputs P0258 – Frequency Output Gain FO Adjustable 0.000 to 9.999 Factory 1.000 Range: Setting: P0259 – Minimum Frequency Output FO Adjustable 10 to 20000 Hz Factory 10 Hz Range: Setting: P0260 – Maximum Frequency Output FO Adjustable 10 to 20000 Hz Factory...
  • Page 121 Digital and Analog Inputs and Outputs P0012 – Status of Digital Inputs DI8 to DI1 Adjustable Factory Bit 0 = DI1 Range: Setting: Bit 1 = DI2 Bit 2 = DI3 Bit 3 = DI4 Bit 4 = DI5 Bit 5 = DI6 Bit 6 = DI7 Bit 7 = DI8 Properties:...
  • Page 122 Digital and Analog Inputs and Outputs P0263 – Function of Digital Input DI1 P0264 – Function of Digital Input DI2 P0265 – Function of Digital Input DI3 P0266 – Function of Digital Input DI4 P0267 – Function of Digital Input DI5 P0268 –...
  • Page 123 Digital and Analog Inputs and Outputs Table 12.7: Digital input functions Value Description Dependence Not Used. Run/Stop command. P0224 = 1 or P0227 = 1 General Enable command. P0224 = 1 or P0227 = 1 Quick Stop command. P0224 = 1 or P0227 = 1 Forward Run command.
  • Page 124 Digital and Analog Inputs and Outputs a) RUN/STOP It enables or disables the motor rotation through the acceleration and deceleration ramp. Acceleration ramp Deceleration ramp Output frequency Time Active Inactive Time Figure 12.6: Example of the Run/Stop function b) GENERAL ENABLE It enables the motor rotation through the acceleration ramp and disables it by cutting off the pulses immediately;...
  • Page 125 Digital and Analog Inputs and Outputs d) FORWARD RUN/REVERSE RUN This command is the combination of Run/Stop with Direction of Rotation. Active DIx - Forward Inactive Time Active DIx - Reverse Inactive Time Output Clockwise frequency Counterclockwise Time Figure 12.9: Example of the Forward Run/Reverse Run function e) THREE-WIRE START / STOP This function tries to reproduce the activation of a three-wire direct start with retention contact, where a pulse in the DIx-Start enables the motor spin while the Dlx-Stop is active.
  • Page 126 Digital and Analog Inputs and Outputs f) DIRECTION OF ROTATION If the DIx is Inactive, the Direction of Rotation is clockwise; otherwise, the Direction of Rotation will be counterclockwise. Clockwise Output frequency Time Counterclockwise Active Inactive Time Figure 12.11: Example of the Direction of Rotation function g) LOCAL / REMOTE If DIx is inactive, the Local command is selected;...
  • Page 127 Digital and Analog Inputs and Outputs DIx - Accelerate Ramp Reference DIx - Decelerate Reset & Enabling (RUN) P0133 Output frequency Time Active DIx - Accelerate Inactive Time Active DIx - Decelerate Inactive Time Active DIx - Run/Stop Inactive Time Figure 12.13: Example of the Electronic Potentiometer (E.P.) function j) MULTISPEED The Multispeed reference, as described in...
  • Page 128 Digital and Analog Inputs and Outputs m) NO EXTERNAL FAULT If DIx is inactive, the inverter will activate the external fault F0091. In this case, the PWM pulses are disabled immediately. n) FAULT RESET Once the inverter is in the fault status and the fault origin condition is no longer active, the fault status will be reset in the transition of the DIx programmed for this function.

  • Page 129: Digital Outputs

    Digital and Analog Inputs and Outputs NOTE! The PTC input via DIx digital input does not detect short-circuits in the thermistor, but this resource is available via analog input. Refer to Section 15.3 MOTOR OVERTEMPERATURE PROTECTION (F0078) on page 15-4. v) MULTISPEED, ELECTRONIC POTENTIOMETER, FORWARD RUN/REVERSE RUN WITH 2 RAMP It combines the Multispeed, E.P.
  • Page 130 Digital and Analog Inputs and Outputs Description: By using this parameter, it is possible to view the CFW500 digital output status. The value of P0013 is indicated in hexadecimal, where each bit indicates the status of a digital output, that is, if the Bit is “0”, DO1 is inactive;...
  • Page 131 Digital and Analog Inputs and Outputs Table 12.8: Digital output functions Value Function Description Not Used. Digital output inactive. F* > Fx. Active when the speed reference F* (P0001) is greater than Fx (P0288). F > Fx. Active when output frequency F (P0002) is greater than Fx (P0288). F <...
  • Page 132 Digital and Analog Inputs and Outputs P0290 – Ix Current Adjustable 0.0 to 200.0 A Factory 1.0xI Range: Setting: Properties: Access Groups via HMI: Description: Current level to activate the relay output in the Is>Ix (6) and Is<Ix (7) functions. The actuation occurs on a hysteresis with upper level in P0290 and lower by: P0290 - 0.05xP0295, that is, the equivalent value is Amperes for 5 % of P0295 below P0290.

  • Page 133: Pid Controller

    PID Controller 13 PID CONTROLLER 13.1 DESCRIPTIONS AND DEFINITIONS The CFW500 features the PID Controller function, which can be used to control a closed loop process. This function plays the role of a proportional, integral and differential controller which overrides the inverter regular speed control.
  • Page 134 PID Controller and the ramp input becomes the setpoint directly (bypass operation). The digital outputs DO1 to DO5 can be set to activate logics of comparison to the process variable (VP), and the value 22 (=VP>VPx) or 23 (=VP<VPx) must be programmed in one of the respective parameters (P0275 to P0279). Figure 13.1: Block diagram of the PID controller 13-2 | CFW500...

  • Page 135: Start-Up

    PID Controller 13.2 START-UP Before describing in details the parameters related to this function, below we present the directions to perform the start-up of the PID controller. NOTE! For the PID function to operate properly, it is essential to check if the inverter is configured properly to drive the motor at the desired speed.
  • Page 136 PID Controller speed references like Multispeed and the 13-bit reference, are converted to this scale before the processing of the PID. The same occurs with parameters P0040 and P0041 which have their scale defined by P0528 and P0529. 5. Define digital input for the Manual / Automatic command: In order to execute the Manual / Automatic command in the PID controller, it is necessary to define which digital input will execute this command.
  • Page 137 PID Controller Putting into Operation The HMI monitoring mode simplifies the PID operation when the PID setpoint is defined via keys in P0525, because, as it occurs with P0121, P0525 is incremented while P0041 is shown on the main display when the keys are pressed.

  • Page 138: Monitoring Mode Screen

    PID Controller Table 13.1: Setting of parameters for the example presented Parameter Description P0203 = 1 Enables the PID controller via AI1 input (feedback). P0205 = 40 Main display parameter selection (Process Variable). P0206 = 41 Secondary display parameter selection (PID Setpoint). P0207 = 2 Bar parameter selection (Motor Speed).

  • Page 139: Pid Parameter

    PID Controller On the screen of Figure 13.3 on page 13-7 is observed a setpoint of 20.0 bars on the secondary display, the process variable also at 20.0 bars on the main display and the output speed at 80 % on the bar. Figure 13.3: Example of HMI in the monitoring mode to use the PID controller 13.5 PID PARAMETER Below are described in details the parameters related to the PID controller.
  • Page 140 PID Controller P0520 – PID Proportional Gain P0521 – PID Integral Gain P0522 – PID Differential Gain Adjustable 0.000 to 9.999 Factory P0520 = 1.000 Range: Setting: P0521 = 0.430 P0522 = 0.000 Properties: Access Groups via HMI: Description: These parameters define the proportional, integral and differential gains of the function PID Controller and must be set according to the application which is being controlled.
  • Page 141 PID Controller Description: This parameter allows setting the setpoint of the PID controller by the HMI keys, since P0221 = 0 or P0222 = 0 and if it is operating in the Automatic mode. The value of 100.0 % is equivalent to the full scale of the indication in P0040 and P0041 given by P0528.
  • Page 142 PID Controller Description: It defines how the PID feedback or process variable will be presented in P0040, as well as the PID Setpoint in P0041. Therefore, the PID feedback or process variable full scale which corresponds to 100.0 % in P0525, in the analog input (AI1 or AI3) or in the frequency input (FI) used as feedback of the PID controller is indicated in P0040 and P0041 in the scale defined by P0528 and P0529.

  • Page 143: Academic Pid

    PID Controller VP(%) VP-reverse P0535 Setpoint VP-direct P0535 Time Figure 13.4: OK setpoint band defined by P0535 According to Figure 13.4 on page 13-11, the condition imposed by P0535 depends on the type of action of the PID: direct or reverse. Therefore, if the PID is direct (P0527 = 0) the error must be smaller than P0535 for the inverter to go into the Sleep mode (Setpoint ok).
  • Page 144 PID Controller Where: y(k): present PID output, it may vary from 0.0 to 100.0 %. y(k-1): PID previous output. Kp (Proportional Gain): Kp = P0520. Ki (Integral Gain): Ki = P0521 x 100 = [1/Ti x 100]. Kd (Differential Gain): Kd = P0522 x 100 = [Td x 100]. Ta = 0.05 sec (sampling period of the PID controller).

  • Page 145: Rheostatic Braking

    Rheostatic Braking 14 RHEOSTATIC BRAKING The braking torque that may be obtained by the application of frequency inverters, without rheostatic braking resistors, varies from 10 % to 35 % of the motor rated torque. In order to obtain higher braking torques, resistors for rheostatic braking are used. In this case, the regenerated energy is dissipated in the resistor mounted outside the inverter.
  • Page 146 Rheostatic Braking DC link voltage (U )(P0004) F0022 - Overvoltage P0153 Rheostatic Braking actuation rated Time Braking resistor voltage (BR) Time Figure 14.1: Rheostatic Braking actuation curve Steps to enable the Rheostatic Braking: With the inverter powered down, connect the braking resistor (refer to the user’s manual, item 3.2 Electrical „...

  • Page 147: Faults And Alarms

    Fault and Alarms 15 FAULTS AND ALARMS The problem detection structure in the inverter is based on the fault and alarm indication. In case of fault, the locking the IGBTs and motor stop by inertia will occur. The alarm works as a warning for the user of critical operating conditions and that may cause a fault if the situation is not corrected.
  • Page 148 Fault and Alarms It is recommended that parameter P0156 (motor overload current at rated speed) be set at a value 10 % above the used motor rated current (P0401). In order to deactivate the motor overload function just set parameters P0156 to P0158 to values equal to or above two times the inverter rated current P0295.

  • Page 149: Igbts Overload Protection (F0048 And A0047)

    Fault and Alarms Region of overload Time(s) Figure 15.1: Actuation of the motor overload 15.2 IGBTS OVERLOAD PROTECTION (F0048 AND A0047) The CFW500 IGBTs overload protection uses the same motor protection format. However, the project point was modified for the fault F0048 to occur in three seconds for 200 % of overload in relation to the inverter rated current (P0295), as shown in Figure 15.2 on page 15-3.

  • Page 150: Motor Overtemperature Protection (F0078)

    “Bit” equivalent to “0” disables the respective fault or alarm. Note that the numeric representation of P0343 is hexadecimal. ATTENTION! Disable the ground fault or overload protections may damage the inverter. Only do that under WEG technical directions. 15.3 MOTOR OVERTEMPERATURE PROTECTION (F0078) This function protects the motor against overtemperature through indication of fault F0078.

  • Page 151: Igbts Overtemperature Protection (F0051 And A0050)

    Fault and Alarms NOTE! The DI2 is the only one that cannot be used as PTC input, because it has input circuit dedicated to frequency input (FI). Figure 15.3 on page 15-5 shows the PTC connection to the inverter terminals for both situations: via analog input (a) and via digital input (b).

  • Page 152: Overcurrent Protection (F0070 And F0074)

    Fault and Alarms ATTENTION! An improper change of P0397 may damage the inverter. Only do that under WEG technical directions. 15.5 OVERCURRENT PROTECTION (F0070 AND F0074) The ground fault and output overcurrent protections act very fast by means of the hardware to instantly cut the output PWM pulses when the output current is high.

  • Page 153: Fault In The Cpu (F0080)

    Fault and Alarms NOTE! When this fault occurs, contact WEG. 15.12 FAULT IN THE CPU (F0080) The execution of the inverter firmware is monitored at several levels of the firmware internal structure. When some internal fault is detected in the execution, the inverter will indicate F0080.
  • Page 154 Fault and Alarms P0050 – Last Fault P0060 – Second Fault P0070 – Third Fault Adjustable 0 to 999 Factory Range: Setting: Properties: Access Groups READ via HMI: Description: They indicate the number of the occurred fault. P0051 – Output Current Last Fault P0061 –...
  • Page 155 Fault and Alarms P0053 – Output Frequency Last Fault P0063 – Output Frequency Second Fault P0073 – Output Frequency Third Fault Adjustable 0.0 to 500.0 Hz Factory Range: Setting: Properties: Access Groups READ via HMI: Description: They indicate the output frequency at the moment of the occurred fault. P0054 –...

  • Page 156: Fault Auto-Reset

    Fault and Alarms 15.16 FAULT AUTO-RESET This function allows the inverter to execute the automatic reset of a fault by means of the setting of P0340. NOTE! The auto-reset is locked if the same fault occurs three times in a row within 30 seconds after the reset. P0340 –...

  • Page 157: Reading Parameters

    Reading Parameters 16 READING PARAMETERS In order to simplify the view of the main inverter reading variables, you may directly access the READ – “Reading Parameters” menu of the CFW500 HMI. It is important to point out that all the parameters of this group can only be viewed on the HMI display, and cannot be changed by the user.
  • Page 158 Reading Parameters Description: It indicates the DC link direct current voltage in Volts (V). P0005 – Output Frequency (Motor) Adjustable Factory 0.0 to 500.0 Hz Range: Setting: Properties: Access Groups READ via HMI: Description: Real frequency instantly applied to the motor in Hertz (Hz). P0006 –...
  • Page 159 Reading Parameters Table 16.1: Inverter status - P0006 P0006 Status Description Ready Indicates the inverter is ready to be enabled. Indicates the inverter is enabled. Indicates the voltage in the inverter is too low for Undervoltage operation (undervoltage), and will not accept the enabling command.
  • Page 160 Reading Parameters P0009 – Motor Torque Adjustable -1000.0 to 1000.0 % Factory Range: Setting: Properties: ro, V V W Access Groups READ via HMI: Description: It indicates the torque developed by the motor in relation to the rated torque. P0010 – Output Power Adjustable 0.0 to 6553.5 kW Factory...
  • Page 161 Communication P0014 – Analog Output Values AO1 P0015 – Analog Output Values AO2 Refer to Section 12.2 ANALOG OUTPUTS on page 12-6. P0016 – Frequency Output Value FO in % P0017 – Frequency Output Value FO in Hz Refer to Section 12.4 FREQUENCY OUTPUT on page 12-11.
  • Page 162 Communication P0040 – PID Process Variable P0041 – PID Setpoint Value Refer to Section 13.5 PID PARAMETER on page 13-7. P0047 – CONFIG Status Adjustable 0 to 999 Factory Range: Setting: Properties: Access Groups READ via HMI: Description: This parameter shows the origin situation of CONFIG mode. Refer to Section 5.6 SITUATIONS FOR CONFIG STATUS on page 5-6.

  • Page 163: Communication

    Communication 17 COMMUNICATION In order to exchange information via communication network, the CFW500 features several standardized communication protocols, such as Modbus, CANopen and DeviceNet. For further details referring to the inverter configuration to operate in those protocols, refer to the CFW500 user’s manual for communication with the desired network.
  • Page 164 Communication NOTE! The CFW500-CRS232 plug-in module has Serial (1) interface through RS-485 port at terminals 10(A-) and 12(B+), as well as the Serial (2) interface through RS-232 port at standard connector DB9, see Figure 17.2 on page 17-1. NOTE! The CFW500-CUSB plug-in module has Serial (1) interface through RS-485 port at terminals 12(A-) and 14(B+), as well as the Serial (2) interface through USB port at standard connector mini USB (mini B), see Figure 17.3 on page...

  • Page 165: Can - Canopen / Devicenet Interface

    Communication P0312 – Serial Interface Protocol (1)(2) Adjustable 0 = HMIR (1) Factory Range: 1 = Reserved Setting: 2 = Modbus RTU (1) 3 = Reserved 4 = Reserved 5 = Master RTU (1) 6 = HMIR (1) + Modbus RTU (2) 7 = Modbus RTU (2) 8 to 11 = Reserved 12 = HMI (1)/RTU Master (2)

  • Page 166: Profibus Dp Interface

    Communication P0706 – Counter of Received CAN Telegrams P0707 – Counter of Transmitted CAN Telegrams P0708 – Counter of Bus Off Errors P0709 – Counter of Lost CAN Messages P0710 – DeviceNet I/O Instances P0711 – DeviceNet Reading #3 P0712 – DeviceNet Reading #4 P0713 –...

  • Page 167: Ethernet Interface

    Communication P0745 – Profibus Reading #6 P0746 – Profibus Reading #7 P0747 – Profibus Reading #8 P0750 – Profibus Writing #3 P0751 – Profibus Writing #4 P0752 – Profibus Writing #5 P0753 – Profibus Writing #6 P0754 – Profibus Writing #7 P0755 –...
  • Page 168 Communication P0814 – Eth: IP Address 4 P0815 – Eth: CIDR Sub-net P0816 – Eth: Gateway 1 P0817 – Eth: Gateway 2 P0818 – Eth: Gateway 3 P0819 – Eth: Gateway 4 P0820 – Eth: Read Word #3 P0821 – Eth: Read Word #4 P0822 –...

  • Page 169: Commands And Communication Status

    Communication P0842 – Eth: Write Word #10 P0843 – Eth: Write Word #11 P0844 – Eth: Write Word #12 P0845 – Eth: Write Word #13 P0846 – Eth: Write Word #14 P0849 – Eth: Configuration Update Description: Parameters for configuration and operation of the Ethernet interface. For detailed description, refer to the Ethernet communication manual supplied in the CD-ROM that comes with the product.
  • Page 170 Communication 17-8 | CFW500...

  • Page 171: Softplc

    SoftPLC 18 SOFTPLC The SoftPLC function allows the inverter to assume PLC (Programmable Logical Controller). For further details regarding the programming of those functions in the CFW500, refer to the CFW500 SoftPLC manual. Below are described the parameters related to the SoftPLC. P1000 –...
  • Page 172 SoftPLC P1010 to P1059 – SoftPLC Parameters Adjustable -32768 to 32767 Factory Range: Setting: Properties: Access Groups SPLC via HMI: Description: These are parameters whose use is defined by the SoftPLC function. NOTE! Parameters P1010 to P1019 can be viewed in the monitoring mode (refer to Section 5.5 SETTING OF DISPLAY INDICATIONS IN THE MONITORING MODE on page 5-6).

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