1 English
Code
Name
STo
Safe Torque OFF
SToF
Safe Torque OFF Hardware
◆
Disposal
■
Disposal Instructions
Correctly dispose the drive and packing material as specified by applicable regional, local, and municipal laws
and regulations.
■
WEEE Directive
The wheelie bin symbol on this product, its manual, or its packaging identifies that you must recycle it at the end
of its product life.
You must discard the product at an applicable collection point for electrical and electronic equipment (EEE). Do
not discard the product with usual waste.
◆
European Standards
The CE Mark identifies that the product meets environmental and safety standards in the European Union.
Products manufactured, sold, or imported in the European Union must display the CE Mark.
European Union standards include standards for electrical appliances (Low Voltage Directive), standards for
electrical noise (EMC Directive), and standards for machinery (Machinery Directive).
This product displays the CE Mark in accordance with the Low Voltage Directive, the EMC Directive, and the
Machinery Directive.
22
Causes
The main circuit capacitors have become
unserviceable.
Safe Disable inputs H1-HC and H2-HC are open.
There is internal damage to the two Safe Disable
channels.
One of the two terminals H1-HC or H2-HC
received the Safe Disable input signal.
The Safe Disable input signal is wired incorrectly.
There is internal damage to one Safe Disable
channel.
Figure 1.4 CE Mark
TOMPYEUOQ2A03C AC Drive Q2A Installation and Operation Instructions
Possible Solutions
• Examine the capacitor maintenance time in monitor U4-05
[Capacitor Maintenance].
• If U4-05 is more than 90%, replace the capacitor. Contact the
manufacturer or your nearest sales representative for more
information.
• Examine the input power for problems.
• Re-energize the drive.
• If the alarm stays, replace the circuit board or the drive.
Contact the manufacturer or your nearest sales representative
for more information.
• Make sure that the Safe Disable signal is input from an
external source to terminal H1-HC and H2-HC.
• When the Safe Disable function is not in use, connect
terminals H1-HC and H2-HC.
Replace the board or the drive. For information about replacing
the control board, contact the manufacturer or your nearest sales
representative.
• Make sure that the Safe Disable signal is input from an
external source to terminal H1-HC and H2-HC.
• When the Safe Disable function is not in use, connect
terminals H1-HC and H2-HC.
Replace the control board or the drive. For information about
replacing the control board, contact the manufacturer or your
nearest sales representative.