! DANGER
CAUTION
!
Indicates that incorrect handling may cause hazardous conditions,
resulting in death or severe injury.
Indicates that incorrect handling may cause hazardous conditions,
resulting in medium or slight personal injury or physical damage.
Note that the !
CAUTION level may lead to a serious consequence according to the circumstances.
Always follow the instructions of both levels because they are important to personal safety.
Please save this manual to make it accessible when required and always forward it to the end user.
[PRECAUTION WHEN PERFORMING THE TEST OPERATION]
!

CAUTION
• Read the manual carefully and fully understand the operation before the test operation (ON/OFF of
bit devices, modifying current value of a word device, modifying timer/counter setting, modifying the
current value, or modifying the current value of a buffer memory) of system monitor, special function
module monitor, and ladder monitor.
In addition, never modify data in a test operation to a device which performs a crucial operation to the
system.
It may cause an accident by a false output or malfunction.