Omron XTRADRIVE User Manual page 8

Ac servo driver
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XtraDrive User Manual
5.
Parameter Settings and Functions ..................................................................5-1
5.1.
Settings According to Device Characteristics ............................................... 5-4
5.1.1.
Switching Servomotor Rotation Direction............................................... 5-4
5.1.2.
Setting the Overtravel Limit Function ..................................................... 5-5
5.1.3.
Limiting Torque........................................................................................ 5-8
5.2.
Settings According to Host Controller......................................................... 5-12
5.2.1.
Speed Reference ..................................................................................... 5-12
5.2.2.
Position Reference .................................................................................. 5-14
5.2.3.
Using the Encoder Signal Output........................................................... 5-20
5.2.4.
Sequence I/O Signals.............................................................................. 5-23
5.2.5.
Using the Electronic Gear Function....................................................... 5-25
5.2.6.
Contact Input Speed Control .................................................................. 5-29
5.2.7.
Using Torque Control............................................................................. 5-34
5.2.8.
Torque Feed-Forward Function ............................................................. 5-40
5.2.9.
Torque Limiting by Analog Voltage Reference .................................... 5-42
5.2.10.
Reference Pulse Inhibit Function (/INHIBIT) ....................................... 5-44
5.3.
Setting Up the Servo Amplifier ................................................................... 5-45
5.3.1.
Parameters............................................................................................... 5-45
5.3.2.
JOG Speed .............................................................................................. 5-46
5.3.3.
Input Circuit Signal Allocation .............................................................. 5-46
5.3.4.
Output Circuit Signal Allocation............................................................ 5-50
5.3.5.
Control Mode Selection.......................................................................... 5-52
5.4.
Setting Stop Functions ................................................................................. 5-54
5.4.1.
Adjusting Offset...................................................................................... 5-54
5.4.2.
Servo OFF Stop Mode Selection............................................................ 5-55
5.4.3.
Using the Zero Clamp Function ............................................................. 5-56
5.4.4.
Using the Holding Brake ........................................................................ 5-58
5.5.
Forming a Protective Sequence ................................................................... 5-61
5.5.1.
Using Servo Alarm and Alarm Code Outputs ....................................... 5-61
5.5.2.
Using the Servo ON Input Signal (/S-ON) ............................................ 5-63
5.5.3.
5.5.4.
Speed Coincidence Output (/V-CMP) ................................................... 5-65
5.5.5.
Using the Running Output Signal (/TGON).......................................... 5-67
5.5.6.
Using the Servo Ready Output Signal (/S-RDY) .................................. 5-68
5.5.7.
Using the Warning Output Signal (/WARN)......................................... 5-69
5.5.8.
Handling Power Loss.............................................................................. 5-71
5.6.
Selecting a Regenerative Resistor................................................................ 5-72
5.6.1.
External Regenerative Resistor .............................................................. 5-73
5.6.2.
Calculating the Regenerative Power Capacity....................................... 5-74
5.7.
Absolute Encoders........................................................................................ 5-78
5.7.1.
Interface Circuit ...................................................................................... 5-79
5.7.2.
Configuring an Absolute Encoder.......................................................... 5-80
5.7.3.
Absolute Encoder Setup ......................................................................... 5-81
5.7.4.
Absolute Encoder Reception Sequence ................................................. 5-84
5.8.
AB Encoders................................................................................................. 5-89
5.9.
Configuration of Serial Commands for AB Encoders ................................ 5-91
5.9.1.
Position Control ...................................................................................... 5-91
5.9.1.1.
Defining User Units for Motion Profiles ............................................... 5-91
5.9.1.2.
Position Units.......................................................................................... 5-91
5.9.1.3.
Speed Units ............................................................................................. 5-92
viii
Table of Contents/Preface

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