Safety Precautions - Omron E5GN User Manual

JSafety Signal Words
This manual uses the following signal words to mark safety precautions for the E5GN.
These precautions provide important information for the safe application of the product. You
must be sure to follow the instructions provided in all safety precautions.
WARNING
CAUTION
JSafety Precautions
F Electric Shock Warning
Do not touch the terminals while the power is ON.
Doing so may cause an electric shock.
Do not allow metal fragments or lead wire scraps to fall inside this product.
These may cause electric shock, fire or malfunction.
Never disassemble, repair or modify the product.
Doing so may cause electric shock, fire or malfunction.
Do not use the product in flammable and explosive gas atmospheres.
The life expectancy of the output relays varies greatly with the switching capacity and other switching
conditions. Always use the output relays within their rated load and electrical life expectancy. If an out
put relay is used beyond its life expectancy, its contacts may become fused or burned.
Use the product within the rated load.
Not doing so may cause damage or burning.
Use this product within the rated supply voltage.
Not doing so may cause damage or burning.
Tighten the terminal screws properly. Tighten them to a torque of 0.24 N
m (2.5kgf
cm) max on termi
nals 1 to 6. Tighten them to a torque of 0.13 N
m (1.4kgf
cm) max on terminals 7 to 9.
Loose screws may cause malfunction.
Set all settings according to the control target of the product.
If the settings are not appropriate for the control target, the product may operate in an unexpected man
ner, resulting in damage to the product or resulting in accidents.
To maintain safety in the event of a product malfunction, always take appropriate safety measures, such
as installing an alarm on a separate line to prevent excessive temperature rise.
If a malfunction prevents proper control, a major accident may result.

SAFETY PRECAUTIONS

Indicates information that, if not heeded, could possibly result in loss of life or
serious injury.
Indicates information that, if not heeded, could result in relatively serious or
minor injury, damage to the product, or faulty operation.
CAUTION
III