Contents. YASKAWA CIMR-F7A
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x
1
Contents
Safety Information ...........................................................................................ii
Safety Precautions .........................................................................................iii
Warning Information and Position .................................................................vii
Warranty Information .................................................................................... viii
Registered Trademarks ..................................................................................ix
Before Reading This Manual ..........................................................................ix
Handling Inverters ...................................................................1-1
Varispeed F7 Introduction ............................................................................ 1-2
Varispeed F7 Applications .............................................................................................. 1-2
Varispeed F7 Models...................................................................................................... 1-2
Confirmations upon Delivery ........................................................................ 1-4
Checks ........................................................................................................................... 1-4
Nameplate Information ................................................................................................... 1-4
Component Names ........................................................................................................ 1-6
Exterior and Mounting Dimensions .............................................................. 1-7
Open Chassis Inverters (IP00) ....................................................................................... 1-7
Enclosed Wall-mounted Inverters [NEMA1 (Type 1)] ..................................................... 1-8
Checking and Controlling the Installation Site............................................ 1-10
Installation Site ............................................................................................................. 1-10
Controlling the Ambient Temperature........................................................................... 1-10
Protecting the Inverter from Foreign Matter ................................................................. 1-10
Installation Orientation and Space.............................................................. 1-11
Removing and Attaching the Terminal Cover ............................................. 1-12
Removing the Terminal Cover ...................................................................................... 1-12
Attaching the Terminal Cover ....................................................................................... 1-12
Removing/Attaching the Digital Operator and Front Cover ........................ 1-13
Inverters of 18.5 kW or Less ........................................................................................ 1-13
Inverters of 22 kW or More........................................................................................... 1-16
Removing and Attaching the Protection Cover .......................................... 1-17
Removing the Protection Cover ................................................................................... 1-17
Attaching the Protection Cover..................................................................................... 1-18
2
3
Wiring....................................................................................... 2-1
Connections to Peripheral Devices ..............................................................2-2
Connection Diagram.....................................................................................2-3
Terminal Block Configuration........................................................................2-5
Wiring Main Circuit Terminals .......................................................................2-6
Applicable Wire Sizes and Closed-loop Connectors ......................................................2-6
Main Circuit Terminal Functions ...................................................................................2-12
Main Circuit Configurations...........................................................................................2-13
Standard Connection Diagrams....................................................................................2-14
Wiring the Main Circuits................................................................................................2-15
Wiring Control Circuit Terminals .................................................................2-23
Wire Sizes and Closed-loop Connectors ......................................................................2-23
Control Circuit Terminal Functions ...............................................................................2-25
Control Circuit Terminal Connections ...........................................................................2-29
Control Circuit Wiring Precautions................................................................................2-30
Wiring Check ..............................................................................................2-31
Checks..........................................................................................................................2-31
Installing and Wiring Option Boards ...........................................................2-32
Option Board Models and Specifications ......................................................................2-32
Installation.....................................................................................................................2-33
PG Speed Control Board Terminals and Specifications................................................2-34
Wiring............................................................................................................................2-36
Wiring Terminal Blocks .................................................................................................2-39
Selecting the Number of PG (Encoder) Pulses ............................................................2-40
Digital Operator and Modes................................................... 3-1
Digital Operator ............................................................................................3-2
Digital Operator Display..................................................................................................3-2
Digital Operator Keys......................................................................................................3-2
Modes...........................................................................................................3-5
Inverter Modes................................................................................................................3-5
Switching Modes.............................................................................................................3-6
Drive Mode .....................................................................................................................3-7
Quick Programming Mode ..............................................................................................3-8
Advanced Programming Mode .......................................................................................3-9
Verify Mode................................................................................................................... 3-11
Autotuning Mode...........................................................................................................3-12 xi
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4
5
6
Trial Operation .........................................................................4-1
Overview of Trial Operation Procedure ........................................................ 4-2
Trial Operation Procedures .......................................................................... 4-3
Application Confirmation ................................................................................................ 4-3
Setting the Power Supply Voltage Jumper (400 V Class Inverters of 75 kW or Higher) 4-3
Power ON....................................................................................................................... 4-3
Checking the Display Status........................................................................................... 4-4
Basic Settings................................................................................................................. 4-5
Settings for the Control Methods.................................................................................... 4-7
Autotuning ...................................................................................................................... 4-9
Application Settings...................................................................................................... 4-16
No-load Operation ........................................................................................................ 4-16
Loaded Operation......................................................................................................... 4-16
Check and Recording User Constants ......................................................................... 4-17
Adjustment Suggestions ............................................................................ 4-18
User Constants ........................................................................5-1
User Constant Descriptions.......................................................................... 5-2
Description of User Constant Tables .............................................................................. 5-2
Digital Operation Display Functions and Levels........................................... 5-3
User Constants Settable in Quick Programming Mode.................................................. 5-4
User Constant Tables ................................................................................... 5-8
A: Setup Settings............................................................................................................ 5-8
Application Constants: b............................................................................................... 5-10
Autotuning Constants: C .............................................................................................. 5-20
Reference Constants: d................................................................................................ 5-26
Motor Constant Constants: E ....................................................................................... 5-32
Option Constants: F ..................................................................................................... 5-38
Terminal Function Constants: H................................................................................... 5-45
Protection Function Constants: L ................................................................................. 5-55
N: Special Adjustments ................................................................................................ 5-66
Digital Operator Constants: o ....................................................................................... 5-69
T: Motor Autotuning...................................................................................................... 5-73
U: Monitor Constants.................................................................................................... 5-74
Factory Settings that Change with the Control Method (A1-02)................................... 5-81
Factory Settings that Change with the Inverter Capacity (o2-04)................................. 5-83
Constant Settings by Function...............................................6-1
Application and Overload Selections ........................................................... 6-2
Select the Overload to Suit the Application .................................................................... 6-2
Frequency Reference................................................................................... 6-6
Selecting the Frequency Reference Source................................................................... 6-6
Using Multi-Step Speed Operation............................................................................... 6-10
Varispeed F7 Function Block ....................................................................................... 6-13
Run Command ...........................................................................................6-15
Selecting the Run Command Source ...........................................................................6-15
Stopping Methods.......................................................................................6-17
Selecting the Stopping Method when a Stop Command is Sent...................................6-17
Using the DC Injection Brake........................................................................................6-22
Using an Emergency Stop ............................................................................................6-24
Acceleration and Deceleration Characteristics...........................................6-25
Setting Acceleration and Deceleration Times ...............................................................6-25
Accelerating and Decelerating Heavy Loads (Dwell Function).....................................6-29
Preventing the Motor from Stalling During Acceleration
(Stall Prevention During Acceleration Function) ...........................................................6-30
Preventing Overvoltage During Deceleration
(Stall Prevention During Deceleration Function)...........................................................6-32
Preventing Overvoltage by Automatically Reducing the Regenerative Torque Limit
(Overvoltage Inhibit Function, SPEC: E or later only)...................................................6-33
Adjusting Frequency References ...............................................................6-35
Adjusting Analog Frequency References .....................................................................6-35
Operation Avoiding Resonance (Jump Frequency Function) .......................................6-38
Adjusting Frequency Reference Using Pulse Train Inputs ...........................................6-40
Speed Limit (Frequency Reference Limit Function) ...................................6-41
Limiting Maximum Output Frequency ...........................................................................6-41
Limiting Minimum Frequency........................................................................................6-41
Improved Operating Efficiency ...................................................................6-43
Reducing Motor Speed Fluctuation (Slip Compensation Function) ..............................6-43
Compensating for Insufficient Torque at Startup and Low-speed Operation
(Torque Compensation) ................................................................................................6-45
Hunting-prevention Function.........................................................................................6-47
Stabilizing Speed (Speed Feedback Detection Function) ............................................6-48
Machine Protection.....................................................................................6-49
Limiting Motor Torque (Torque Limit Function) .............................................................6-49
Preventing Motor Stalling During Operation .................................................................6-52
Changing Stall Prevention Level during Operation Using an Analog Input ..................6-53
Using Frequency Detection ..........................................................................................6-53
Detecting Motor Torque ................................................................................................6-56
Changing Overtorque and Undertorque Detection Levels Using an Analog Input .......6-59
Motor Overload Protection............................................................................................6-60
Setting Motor Protection Operation Time......................................................................6-62
Motor Overheating Protection Using PTC Thermistor Inputs........................................6-63
Limiting Motor Rotation Direction..................................................................................6-65
Continuing Operation..................................................................................6-66
Restarting Automatically After Power Is Restored........................................................6-66
Speed Search ...............................................................................................................6-67
Continuing Operation at Constant Speed When Frequency Reference Is Lost............6-74
Restarting Operation After Transient Fault (Auto Restart Function).............................6-75
Operation Selection After Cooling Fan Fault (SPEC: E or Later Only).........................6-76 xiii
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Inverter Protection...................................................................................... 6-77
Performing Overheating Protection on Mounted Braking Resistors............................. 6-77
Reducing Inverter Overheating Pre-Alarm Warning Levels ......................................... 6-78
Input Terminal Functions ............................................................................ 6-79
Temporarily Switching Operation between Digital Operator and
Control Circuit Terminals .............................................................................................. 6-79
Blocking Inverter Outputs (Baseblock Commands)...................................................... 6-80
Stopping Acceleration and Deceleration (Acceleration/Deceleration Ramp Hold) ....... 6-81
Raising and Lowering Frequency References Using Contact Signals (UP/DOWN) .... 6-82
Accelerating and Decelerating Constant Frequencies in the Analog References
(+/- Speed) ................................................................................................................... 6-85
Hold Analog Frequency Using User-set Timing ........................................................... 6-86
Switching Operations between a Communications Option Board and
Control Circuit Terminals .............................................................................................. 6-86
Jog Frequency Operation without Forward and Reverse Commands (FJOG/RJOG) . 6-87
Stopping the Inverter by Notifying Programming Device Errors to the Inverter
(External Fault Function) .............................................................................................. 6-88
Output Terminal Functions ......................................................................... 6-89
Monitor Constants ...................................................................................... 6-91
Using the Analog Monitor Constants ............................................................................ 6-91
Using Pulse Train Monitor Contents............................................................................. 6-94
Individual Functions ................................................................................... 6-96
Using MEMOBUS Communications............................................................................. 6-96
Using the Timer Function ........................................................................................... 6-108
Using PID Control....................................................................................................... 6-109
Energy-saving ............................................................................................................ 6-118
Setting Motor Constants............................................................................................. 6-120
Setting the V/f Pattern ................................................................................................ 6-122
Torque Control (SPEC: E or Later Only) .................................................................... 6-129
Speed Control (ASR) Structure .................................................................................. 6-136
Increasing the Speed Reference Response (Feed Forward Control)
(SPEC: E or Later Only) ............................................................................................. 6-142
Droop Control Function (SPEC: E or Later Only)....................................................... 6-143
Zero-servo Function (SPEC: E or Later Only)............................................................ 6-145
Digital Operator Functions........................................................................ 6-148
Setting Digital Operator Functions ............................................................................. 6-148
Copying Constants ..................................................................................................... 6-151
Prohibiting Writing Constants from the Digital Operator............................................. 6-155
Setting a Password .................................................................................................... 6-155
Displaying User-set Constants Only........................................................................... 6-156
Options..................................................................................................... 6-157
Performing Speed Control with PG ............................................................................ 6-157
Using Digital Output Boards ....................................................................................... 6-161
Using an Analog Reference Board (SPEC: E or Later Only) ..................................... 6-163
Using a Digital Reference Board (SPEC: E or Later Only)......................................... 6-164
7
Using Inverters for Elevating Machines ....................................................6-169
Brake ON/OFF Sequence...........................................................................................6-169
Stall Prevention during Deceleration...........................................................................6-171
Autotuning...................................................................................................................6-171
Braking Resistor Overheating Protection....................................................................6-171
Momentary Power Loss Restart .................................................................................6-171
Torque Limit ................................................................................................................6-171
I/O Open-phase Protection and Overtorque Detection...............................................6-172
External Baseblock Signal ..........................................................................................6-172
Acceleration/Deceleration Time..................................................................................6-172
Magnetic Contactor on the Inverter’s Output-side ......................................................6-172
Control-related Adjustments .......................................................................................6-173
Reducing Shock during Elevating Machine Start, Stop, Acceleration, and
Deceleration................................................................................................................6-175
Confirming Startup Current and Reducing Carrier Frequency....................................6-178
Overvoltage Inhibit Function (SPEC: E or Later Only)................................................6-179
Troubleshooting ..................................................................... 7-1
Protective and Diagnostic Functions ............................................................7-2
Fault Detection................................................................................................................7-2
Alarm Detection ............................................................................................................7-12
Operation Errors ...........................................................................................................7-16
Errors During Autotuning ..............................................................................................7-18
Errors when Using the Digital Operator Copy Function................................................7-19
Troubleshooting ..........................................................................................7-21
If Inverter Constants Cannot Be Set .............................................................................7-21
If the Motor Does Not Operate......................................................................................7-22
If the Direction of the Motor Rotation is Reversed ........................................................7-25
If the Motor Does Not Put Out Torque or If Acceleration is Slow ..................................7-25
If the Motor Operates Higher Than the Reference .......................................................7-25
If the Slip Compensation Function Has Low Speed Precision......................................7-26
If There is Low Speed Control Accuracy at High-speed Rotation in
Open-loop Vector Control Method ................................................................................7-26
If Motor Deceleration is Slow ........................................................................................7-26
If the Motor Overheats ..................................................................................................7-27
If There is Noise When the Inverter is Started or From an AM Radio...........................7-28
If the Ground Fault Interrupter Operates When the Inverter is Run..............................7-28
If There is Mechanical Oscillation .................................................................................7-28
If the Torque Generated for the Motor is Insufficient (Insufficient Power) .....................7-29
If the Motor Rotates Even When Inverter Output is Stopped........................................7-30
If OV is Detected When the Fan is Started, or Fan Stalls .............................................7-30
If Output Frequency Does Not Rise to Frequency Reference ......................................7-30 xv
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9
Maintenance and Inspection ..................................................8-1
Maintenance and Inspection ........................................................................ 8-2
Outline of Free Warranty ................................................................................................ 8-2
Daily Inspection .............................................................................................................. 8-2
Periodic Inspection ......................................................................................................... 8-2
Periodic Maintenance of Parts ....................................................................................... 8-3
Procedure for Adjusting Constants after Replacement of Control Board ....................... 8-3
Types and Number of Cooling Fans Used in the Drive .................................................. 8-4
Cooling Fan Replacement Outline ................................................................................. 8-6
Circulation Fan Replacement Outline........................................................................... 8-16
Removing and Mounting the Control Circuit Terminal Board ....................................... 8-21
Specifications ..........................................................................9-1
Standard Inverter Specifications................................................................... 9-2
Specifications by Model.................................................................................................. 9-2
Common Specifications.................................................................................................. 9-4
Specifications of Options and Peripheral Devices........................................ 9-6
10 Appendix ................................................................................10-1
Varispeed F7 Control Methods................................................................... 10-2
Control Methods and Features..................................................................................... 10-2
Control Methods and Applications................................................................................ 10-4
Inverter Application Precautions ................................................................ 10-6
Selection....................................................................................................................... 10-6
Installation .................................................................................................................... 10-7
Settings ........................................................................................................................ 10-7
Handling ....................................................................................................................... 10-7
Motor Application Precautions ................................................................... 10-9
Using the Inverter for an Existing Standard Motor........................................................ 10-9
Using the Inverter for Special Motors ......................................................................... 10-10
Power Transmission Mechanism (Speed Reducers, Belts, and Chains) ................... 10-10
Conformance to UL Standard................................................................... 10-11
Conformance to CE Markings .................................................................. 10-13
CE Markings............................................................................................................... 10-13
Requirements for Conformance to CE Markings........................................................ 10-13
Index
Wiring Examples.......................................................................................10-20
Using a Braking Resistor Unit.....................................................................................10-20
Using a Braking Unit and Braking Resistor Unit .........................................................10-21
Using Braking Units in Parallel ...................................................................................10-22
Using a Braking Unit and Three Braking Resistor Units in Parallel ............................10-23
Using a VS Operator...................................................................................................10-24
Using Transistors for Input Signals and a 0-V Common in Sinking Mode with an
Internal Power Supply.................................................................................................10-25
Using Transistors for Input Signals and a +24-V Common in Sourcing Mode............10-26
Using Transistors for Input Signals and a 0-V Common in Sinking Mode with an
External Power Supply ...............................................................................................10-27
Using Contact and Open Collector Outputs................................................................10-28
User Constants .........................................................................................10-29
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