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1
Notice for Safety
1-1 Introduction
• To use the products safely, the signs are showed on the manual like below.
• As it is a matter of safety, please be sure to keep the directions in manual.
• he signs and indication are as follows.
Warning
Person death or serious injury will be occurred, if warning is not kept by wrong handling.
Caution
Person injury or property damage will be occurred, if caution is not kept by wrong handling.
1-2 Cautions for Operation Condition
Caution
• Do not use controller and its components for other purposes.
Otherwise, it may cause trouble.
• Please keep the followings, otherwise it may cause trouble.
Ambient temperature : -5 ~ 45℃
Relative humidity : below 90%
Install location : Indoor and inside of electrical panel
Temperature of the handling liquid : below the working temperature described in the electrode
specication
• Gas or moisture, which occur in jobsite, can lead to the internal corrosion of the controller and it may
cause reduction of service life and trouble.
1-3 Warning for Handling Condition
Warning
• Install this controller beyond the reach of children and/or unauthorized person.
• Turn off the power and stop the controller & other equipments when repairing or disassembling the
controller.
If power is on during work, it may cause electric shock.
• Controller should be properly grounded and install ELCB(Earth Leakage Circuit Breaker) in order to
prevent electric shock.
• In case of installation in the electric panel, install the controller after securing sufcient space in order not
to contact with the components inside electric panel.
• Do not touch with wet hands. Electric shock may occur.
• Use only designated parts. If undesignated parts are used to the controller, it may cause accident &
trouble.
• Do not arbitrarily reconstruct the controller. If the controller is arbitrarily reconstructed, it may cause
accident & trouble.
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