A - 4 
[Startup/Maintenance Precautions] 
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CAUTION 
 Never disassemble or modify the module. 
Failure to observe this could lead to trouble, malfunctioning, injuries or fires. 
 Completely turn off the externally supplied power used in the system before installing or 
removing the module. 
Failure to turn all phases OFF could lead to module trouble or malfunctioning. 
 Do not install/remove the module to/from the base unit, or the terminal block to/from the module 
more than 50 times after the first use of the product. (IEC 61131-2 compliant) 
Failure to do so may cause malfunction. 
 Before starting test operation, set the parameter speed limit value to the slowest value, and 
make sure that operation can be stopped immediately if a hazardous state occurs. 
 Always make sure to touch the grounded metal to discharge the electricity charged in the body, 
etc., before touching the module. 
Failure to do so may cause a failure or malfunctions of the module. 
 
[Precautions for use] 
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CAUTION 
 Note that when the reference axis speed is designated for interpolation operation, the speed of 
the partner axis (2nd axis, 3rd axis and 4th axis) may be larger than the set speed (larger than 
the speed limit value). 
 
[Disposal Precautions] 
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CAUTION 
 When disposing of the product, handle it as industrial waste.