Safety Instructions for test-operation and
maintenance
 Don’t touch the terminal when powered. Electric shock or abnormal
operation may occur.
 Prior to cleaning or tightening the
terminal screws, let all the
external power off including PLC power.
If not, electric shock or
abnormal operation may occur.
 Don’t let the battery recharged, disassembled, heated, short or
soldered. Heat, explosion or ignition may cause injuries or fire.
 Do not make modifications or disassemble each module. Fire,
electric shock or abnormal operation may occur.
 Prior to installing or disassemb
ling the module, let all the
external power off including PLC power. If not, electric shock or
abnormal operation may occur.
 Keep any wireless equipment such as walkie-talkie or cell phones
at least 30cm away from PLC
. If not, abnormal operation may be
caused.
 When making a modification on programs or using run to modify
functions under PLC operations,
contents in the manual fully. Mismanagement will cause damages to
products and accidents.

Avoid any physical impact to the battery and prevent it from
dropping as well. Damages to battery may cause leakage from its
fluid. When battery was dropped or exposed under strong impact,
never reuse the battery again. Moreover skilled workers are needed
when exchanging batteries.
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