Safety Precautions
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Do not use the load over the rated switch capacity value of relay contact part.
It may cause insulation failure, contact melt, contact failure, relay broken, fire etc.
When connecting magnet contact as load of relay contact output, connect surge absorber
on coil part of contact.
It may cause malfunction.
In cleaning the unit, do not use water or organic solvent. And use dry cloth.
It may cause electric shock or a fire.
Do not use this unit in place where there is flammable, explosive gas, humidity, direct light,
radiant heat, vibration, or impact.
It may cause a fire or explosion.
Do not inflow dust or wire dregs into the unit.
It may cause a fire or malfunction.
Wire properly after checking the terminal polarity.
It may cause a fire or explosion.
Wire properly after checking the terminal polarity when connecting temperature sensor.
It may cause malfunction.
Connection should be followed as connection diagram of this manual. Before power ON,
check the connection correct.
It may cause a fire.
Do not touch terminal during dielectric or insulation resistance test.
It may cause electric shock.
It is recommended to use insulation transformer and noise filter power in case of too much
noise from power. Attach noise filter on the grounded panel, etc. Wire between noise filter
output part and power terminal of the product should be short as possible.
It may cause damage to the product, malfunction by surge, etc.
Before connecting temperature sensor (thermocouple, RTD) and analog (voltage, current)
input, set jumper pin of universal input card as input type.
It may cause damage and malfunction to this unit.
Do not connect or separate input, output card when the product power is ON.
It may cause serious damage.
Do not open the cover or insert your finger during operation.
It may cause electric shock.
Do not control with alarm output or measure data during firmware upgrade. Alarm output,
contact input, data measurement, etc do not operate normally. Therefore, this unit does not
operate as intended.
Check the complete message for firmware upgrade and turn OFF to ON the power.
If do not turn OFF to ON the power, it does not operate normally.
All parameter set value is initialized after firmware upgrade. It may not operate as same way
with before upgrade operation.
Use voltage output of transmitter power output card only for transmitter power.
It may cause damage to output module.
The specifications and dimensions of this manual are subject to change
without any notice.
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