Yaskawa Varispeed 626M5 - Manual (Page 113)

6.3 Converter and Inverter LED Displays
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6.3 Converter and Inverter LED Displays
This section explains the Converter and Inverter LED displays.
6.3.1 Display Details Tables
Details on the 7-segment LED displays on the Inverter and Converter are shown in the following tables.
Table 6.2 Seven-segment LED Display Details
J
Converter
Display Explanation
Indicates that the main circuit power supply is turned OFF, or the Unit is
operating below specifications.
Indicates that the Inverter is not operating.
Indicates that the Inverter is operating.
(Error number)
(Error details)
Indicates an error. Alternately displays the error number and the error
details. (This example shows that the error, which is the 2nd to occur, is an
overcurrent. For other errors, refer to Table 12.1.)
If only one error has occurred, only the error details are displayed.
• • Indicates that the WDT is working correctly (Exchange the control card).
J
Inverter
Display Explanation
Indicates that the Inverter is not operating (baseblock condition).
Indicates that the Inverter is operating.
(Error number)
(Error details)
Indicates an error. Alternately displays the error number and the error
details. (This example shows that the error, which is the 2nd to occur, is a
broken Motor thermistor wire. For other errors, refer to Table 12.2.)
If only one error has occurred, only the error details are displayed.
• • Indicates that the WDT is working correctly (Exchange the control card).
Note: The M5N (for NC systems) does not have a 7-segment display for the Inverter.
6.3.2 Display when the Converter Control Power Supply Is Turned ON
When the control power supply is turned ON, the 2-digit 7-segment LED display will display the software
version of the Converter control card (with software version 0j20 or later).
Example: Software version is 0020.
Control power supply is
turned ON
When the control power supply is turned ON, 88
is displayed for 1 s.
The leftmost 2 digits of the software version are
displayed for 2 s.
The rightmost 2 digits of the software version are dis-
played for 2 s.
This symbol is displayed to indicate that startup has
been completed normally.
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