Table of Contents
Advertisement
Chapter 2
Chapter 2
2.12 Residual risk
2.12
Residual risk
Parts subject to residual risk
Parts subject to residual risk
Parts subject to residual risk
Please check for any residual risk upon completion of the
Please check for any residual risk upon completion of the
Please check for any residual risk upon completion of the
Please check for any residual risk upon completion of the
Please check for any residual risk upon completion of the
Please check for any residual risk upon completion of the
installation before
installation before
installation before power on
power on.
■
■
Residual risk checklist No.
Residual risk checklist No.
Residual risk checklist No.
No.
Name of part
Name of part
Main circuit
Main circuit
(A)
terminal
terminal block
(B)
Heat sink
Heat sink
Input/output
Input/output
(C)
terminal block
terminal block
Unspecified
Unspecified
-
parts
parts
Residual risk checklist
Residual risk checklist
Residual risk checklist
Operational
Operational
No.
Work
Work
phase
phase
1
Installation
Installation
Installation
Installation
2
Installation
Installation
Installation
Installation
3
Installation
Installation
Installation
Installation
4
Installation
Installation
Installation
Installation
5
Installation
Installation
Installation
Installation
6
Installation
Installation
Installation
Installation
7
Installation
Installation
Installation
Installation
Installation
Installation
8
Wiring
Maintenance
Maintenance
Installation
Installation
9
Wiring
Maintenance
Maintenance
Use
Wiring
10
Maintenance
Maintenance
Inspection
Inspection
Use
Wiring
11
Maintenance
Maintenance
Inspection
Inspection
The installation, wiring and setting work must be
The installation, wiring and setting work must be
The installation, wiring and setting work must be
The installation, wiring and setting work must be
conducted by qualified engineers.
conducted by qualified engineers.
conducted by qualified engineers.
DANGER
DANGER
WARNING
WARNING
8,10
4
11,12
9
Residual
Residual
Part
Details of harm or damage
Details of harm or damage
Details of harm or damage
risk
(B)
CAUTION
CAUTION
Damage due to rough transportation.
Damage due to rough transportation.
Damage due to rough transportation.
Shortened lifetime of parts due to the use
Shortened lifetime of parts due to the use
Shortened lifetime of parts due to the use
Shortened lifetime of parts due to the use
in places where the product is exposed to
in places where the product is exposed to
in places where the product is exposed to
in places where the product is exposed to
-
CAUTION
CAUTION
direct sunlight or the temperature is not
direct sunlight or the temperature is not
direct sunlight or the temperature is not
direct sunlight or the temperature is not
within the specified range.
within the specified range.
within the specified range.
Short-circuit failure due to the use in
circuit failure due to the use in
circuit failure due to the use in
places where the temperature is not
places where the temperature is not
places where the temperature is not
-
CAUTION
CAUTION
within the specified range or
within the specified range or
within the specified range or
condensation occurs.
condensation occurs.
A cooling fan reaching a high temperature
A cooling fan reaching a high temperature
A cooling fan reaching a high temperature
A cooling fan reaching a high temperature
(B)
DANGER
DANGER
exceeding 150 °C causes a fire on a
exceeding 150 °C causes a fire on a
exceeding 150 °C causes a fire on a
flammable wall.
flammable wall.
Damage to parts due to entry of dust and Install the product inside a totally
Damage to parts due to entry of dust and
Damage to parts due to entry of dust and
Damage to parts due to entry of dust and
-
CAUTION
CAUTION
corrosive gases.
corrosive gases.
Shortened lifetime of parts due to
Shortened lifetime of parts due to
Shortened lifetime of parts due to
-
CAUTION
CAUTION
reduced cooling capability by placing the
reduced cooling capability by placing the Install the product vertically.
reduced cooling capability by placing the
reduced cooling capability by placing the
product horizontally.
product horizontally.
A cooling fan failed due to waterdrops
A cooling fan failed due to waterdrops or
A cooling fan failed due to waterdrops
-
CAUTION
CAUTION
oil mist when the heat sink is positioned
oil mist when the heat sink is positioned
oil mist when the heat sink is positioned
oil mist when the heat sink is positioned
outside.
outside.
A fire is caused inside by an arc due to
A fire is caused inside by an arc due to
A fire is caused inside by an arc due to
(A)
DANGER
DANGER
screws loosened by vibrations.
loosened by vibrations.
loosened by vibrations.
A fire from flammable materials caused
A fire from flammable materials caused
A fire from flammable materials caused
-
DANGER
DANGER
by an arc due to screws loosened by
by an arc due to screws loosened by
by an arc due to screws loosened by
vibrations.
vibrations.
Electric shock by touching a high voltage
Electric shock by touching a high voltage
Electric shock by touching a high voltage
Electric shock by touching a high voltage
(A)
DANGER
DANGER
part with the cover removed.
part with the cover removed.
part with the cover removed.
Electric shock by touching a high voltage
Electric shock by touching a high voltage
Electric shock by touching a high voltage
Electric shock by touching a high voltage
(C)
DANGER
DANGER
part with a tool with the cover removed.
part with a tool with the cover removed.
part with a tool with the cover removed.
part with a tool with the cover removed.
(C)
(C)
CAUTION
CAUTION
1
2,3,5,6,7
2,3,5,6,7
Do not let the product fall. Do not apply
Do not let the product fall. Do not apply
Do not let the product fall. Do not apply
force when handing the cover and
force when handing the cover and
force when handing the cover and
operator keypad.
Verify that the ambient temperature is
Verify that the ambient temperature is
Verify that the ambient temperature is
within the specified range throughout the
year by means of cooling or ventilation.
year by means of cooling or ventilation.
year by means of cooling or ventilation.
Verify that the ambient temperature is
Verify that the
within the specified range throughout the
within the specified range throughout the
within the specified range throughout the
year by means of cooling or ventilation.
year by means of cooling or ventilation.
year by means of cooling or ventilation.
Install the product in places where no
Install the product in places where no
Install the product in places where no
condensation occurs.
condensation occurs.
Install the product on a non
Install the product on a non-flammable
metal wall.
Install the product inside a totally
Install the product inside a totally
enclosed panel.
enclosed panel.
Install the product vertically.
or
With the heat sink positioned outside,
With the heat sink positioned outside,
With the heat sink positioned outside,
install the product in places free from
install the product in places free from
install the product in places free from
waterdrops and oil mist.
waterdrops and oil mist.
Regularly check the tightening of screws.
Regularly check the tightening of screws.
Regularly check the tightening of screws.
Regularly check the tightening of screws.
Regularly check the tightening of screws.
Regularly check the tightening of screws.
Do not place flammable materials near
the product.
Do not open the cover when the power is
Do not open the cover when the power is
Do not open the cover when the power is
on. Wait for 10 minutes or more after the
power is off, and then confirm that the
voltage between P and N is significantly
voltage between P and N is significantly
voltage between P and N is significantly
less than 45Vdc to start the work.
less than 45Vdc to start the work.
less than 45Vdc to start the work.
Do not open the cover when the power is
Do not open the
on. Wait for 10 minutes or more after the
power is off, and then confirm that the
power is off, and then confirm that the
power is off, and then confirm that the
voltage between P and N is significantly
voltage between P and N is significantly
voltage between P and N is significantly
less than 45Vdc to start the work.
less than 45Vdc to start the work.
less than 45Vdc to start the work.
2-24
Installation and Wiring
Installation and Wiring
Installation and Wiring
Installation and Wiring
(A)
Preventive measures
Preventive measures
Preventive measures
keypad.
specified range throughout the
specified range throughout the
ambient temperature is
flammable
flammable materials near
flammable materials near
Wait for 10 minutes or more after the
Wait for 10 minutes or more after the
and then confirm that the
and then confirm that the
cover when the power is
Wait for 10 minutes or more after the
Wait for 10 minutes or more after the
(B)
✓
✓
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
□
Advertisement
Table of Contents
