Appendix Function Parameter List
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85
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Speed Search Function
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The inverter will apply minor DC voltage to the motor, detect its rotation
speed and restart it at this frequency when the motor rotates freely due to
inertia, which is the so-called “speed search fuction”.
・
There are 3 methods to start speed search.
1) Through input signal from control terminals (SW1 to SW5)
Related parameters: P036 to P040 (SW1 to SW5 Function Select)
2) During motor startup
Related parameter: P162 (Speed Search Select during Startup)
3) During retry operation of inverter after fault trip occurence
Related parameters: P022 (Retry Function), P165 (Speed Search Select
during Retry)
・
Perform speed search according to the following procedures.
・
Conditions of speed search can be set with parameter P163 to P168.
・
To start speed search with control input is only valid during free
operation.Therefore, even if the control input assigned to speed search is ON,
the speed search will nevertheless be ignored.
・
If the rotation speed is too low and the rotation direction does not match the
rotation command, the rotation speed may not be sensed.
Summary of Contents for VF200
Page 1: ...VF200 WME VF200 A 2013 01 panasonic net id pidsx global ...
Page 2: ......
Page 7: ......
Page 8: ...1 Safety Precautions ...
Page 14: ...Safety Precautions 7 7 Warning Label on Inverter VF200 ...
Page 15: ...Safety Precautions 8 ...
Page 16: ...9 Points for Handling Special Precautions 10 ...
Page 19: ...Points for Handling ...
Page 20: ...13 1 Parts Identification 1 1 Part Names and Functions 14 1 2 Details on Part Number 16 ...
Page 29: ...2 Installation 22 VF200 ...
Page 49: ...42 ...
Page 56: ...4 Operation Method Basic Operation ...
Page 75: ...4 Operation Method Basic Operation ...
Page 101: ...6 Function Parameters 94 ...
Page 102: ...95 7 Custom Mode 7 1 Allocating Parameter No 96 7 2 Setting and Changing Parameters 98 ...
Page 107: ...7 Custom Mode 100 ...
Page 119: ...8 Setting Mode and Copy Function of Built in Memory 112 ...
Page 126: ...9 Troubleshooting 119 9 3 3 Breaker Trip 9 3 4 Motor Overheating 9 3 5 Communication Failed ...
Page 127: ...9 Troubleshooting 120 ...
Page 145: ...11 Specifications 138 ...
Page 146: ...139 Appendix Function Parameter List ...