CAUTION
•Locate the cables as far as possible from high-voltage
lines and power lines. Otherwise, generated noise may
cause product failure or malfunctions.
•The N-R4 is a precision instrument. If the unit is
dropped or shock is applied, it may be damaged. Use
caution when unpacking, carrying, and mounting.
•Be sure to observe all warnings, cautions, and
precautions specified in the manual.
Foreign Regulations and Standards
Package Contents List
1
E N-R4-IM
Dedicated Communication Unit
RS-422A/485 Output Type
N-R4
Instruction Manual
General precautions
•At startup and during operation, be sure to check that the
functions and performance of the N-R4 is operating properly.
•We recommend that you take substantial safety measures to
avoid any damage in the event a problem occurs.
•If the N-R4 is used in any way other than described in the
specifications or if modified, its functions and performance cannot
be guaranteed.
•When the N-R4 is used in combination with other instruments,
functions and performance may be degraded, depending on the
operating conditions and the surrounding environment.
•Do not use the N-R4 for the purpose of protecting the human
body.
•The information contained in this manual is subject to change
without notice.
Notice
When the product is used under the circumstances or environment
below, adhere to the limitations of the ratings and functions, take
countermeasures for safety precautions such as fail-safe installations
and consult a KEYENCE sales representative.
•For use under circumstances or environments which are not
described in the manual
•For use with nuclear power control, railway, aircraft, vehicles,
incinerators, medical equipment, entertainment equipment, safety
devices etc.
•For use for applications where death or serious property damage
is possible and extensive safety precautions are required
For properly using the product
Do not install the N-R4 in the following locations:
•Locations subject to direct sunlight
•Locations where the ambient temperature is outside the range of
0to +50°C or locations subject to condensation as the result of
severe changes in temperature
•Locations where the ambient humidity is outside the range of 35
to 85%RH.
•Locations subject to corrosive or flammable gases
•Locations subject to dust, salts, iron dust, or oil smoke
•Locations subject to shock or vibration
•Locations subject to exposure of water, oil, or chemicals
•Locations where strong magnetic or electric fields are generated
UL approval
The N-R4 conforms to the following UL/CSA standards and has obtained
the UL/C-UL approval.
•Conforming standardsUL508, UL60950-1
•UL File No. E207185, E167973
•UL category NRAQ/NRAQ7, NWGQ2/NWGQ8
When using the N-R4 as a UL approved product, be sure to observe the
following installation and environment conditions.
•Pollution degree 2
•Overvoltage category I
FCC regulations
The N-R4 conforms to the following FCC EMI regulations.
•Conforming regulationsFCC Part 15 Subpart B, Class B
digital equipment
Canada IC (Industry Canada regulations)
The N-R4 conforms to the following IC EMI regulations.
•Conforming regulationsICES-003, Class B Digital equipment
CE marking
The N-R4 conforms to the following essential requirements of the EU
directive.
•EMC directive (2004/108/EC)
By checking the conformity to the following EN standards, the conformity
to the essential requirements of the EMC directive is checked and the CE
marking is indicated.
•Conforming standards (EMI)EN55011, Class A
EN55022, Class B
•Conforming standards (EMS)EN61000-6-2
EN61000-6-1
*The length of the communication and power cables should be less than 30 m.
DANGER
Failure to follow these instructions may lead to death or
serious injury.
WARNING
Failure to follow these instructions may lead to injury.
CAUTION
Failure to follow these instructions may lead to product
damage (product malfunction, etc.).
Note
Provides additional information on proper operation.
TIPS
Indicates useful information or information that aids
understanding of text descriptions.
For Safely Using the Product
CAUTION
•
Do not use the N-R4 in an environment subject to
flammable, explosive, or corrosive gases.
•Be sure that all screws are tightened securely.
•Use crimp contacts of the specified size for wiring.
•The N-R4 uses a 24 VDC power supply. Using a power
supply outside this range or an AC power supply may
cause product failure.
•
Do not disassemble or modify the N-R4. This may cause
product failure.
96M00275
CAUTION
•Locate the cables as far as possible from high-voltage
lines and power lines. Otherwise, generated noise may
cause product failure or malfunctions.
•The N-R4 is a precision instrument. If the unit is
dropped or shock is applied, it may be damaged. Use
caution when unpacking, carrying, and mounting.
•Be sure to observe all warnings, cautions, and
precautions specified in the manual.
Foreign Regulations and Standards
Package Contents List
Main unit Instruction manual
Connector for the RS-422A/485Seal for the connectors
(used when wiring RS-422A)
For 422 connector
1
E N-R4-IM
Dedicated Communication Unit
RS-422A/485 Output Type
N-R4
Instruction Manual
General precautions
•At startup and during operation, be sure to check that the
functions and performance of the N-R4 is operating properly.
•We recommend that you take substantial safety measures to
avoid any damage in the event a problem occurs.
•If the N-R4 is used in any way other than described in the
specifications or if modified, its functions and performance cannot
be guaranteed.
•When the N-R4 is used in combination with other instruments,
functions and performance may be degraded, depending on the
operating conditions and the surrounding environment.
•Do not use the N-R4 for the purpose of protecting the human
body.
•The information contained in this manual is subject to change
without notice.
Notice
When the product is used under the circumstances or environment
below, adhere to the limitations of the ratings and functions, take
countermeasures for safety precautions such as fail-safe installations
and consult a KEYENCE sales representative.
•For use under circumstances or environments which are not
described in the manual
•For use with nuclear power control, railway, aircraft, vehicles,
incinerators, medical equipment, entertainment equipment, safety
devices etc.
•For use for applications where death or serious property damage
is possible and extensive safety precautions are required
For properly using the product
Do not install the N-R4 in the following locations:
•Locations subject to direct sunlight
•Locations where the ambient temperature is outside the range of
0to +50°C or locations subject to condensation as the result of
severe changes in temperature
•Locations where the ambient humidity is outside the range of 35
to 85%RH.
•Locations subject to corrosive or flammable gases
•Locations subject to dust, salts, iron dust, or oil smoke
•Locations subject to shock or vibration
•Locations subject to exposure of water, oil, or chemicals
•Locations where strong magnetic or electric fields are generated
UL approval
The N-R4 conforms to the following UL/CSA standards and has obtained
the UL/C-UL approval.
•Conforming standardsUL508, UL60950-1
•UL File No.E207185, E167973
•UL categoryNRAQ/NRAQ7, NWGQ2/NWGQ8
When using the N-R4 as a UL approved product, be sure to observe the
following installation and environment conditions.
•Pollution degree 2
•Overvoltage category I
FCC regulations
The N-R4 conforms to the following FCC EMI regulations.
•Conforming regulationsFCC Part 15 Subpart B, Class B
digital equipment
Canada IC (Industry Canada regulations)
The N-R4 conforms to the following IC EMI regulations.
•Conforming regulationsICES-003, Class B Digital equipment
CE marking
The N-R4 conforms to the following essential requirements of the EU
directive.
•EMC directive (2004/108/EC)
By checking the conformity to the following EN standards, the conformity
to the essential requirements of the EMC directive is checked and the CE
marking is indicated.
•Conforming standards (EMI)EN55011, Class A
EN55022, Class B
•Conforming standards (EMS)EN61000-6-2
EN61000-6-1
*The length of the communication and power cables should be less than 30 m.
DANGER
Failure to follow these instructions may lead to death or
serious injury.
WARNING
Failure to follow these instructions may lead to injury.
CAUTION
Failure to follow these instructions may lead to product
damage (product malfunction, etc.).
Note
Provides additional information on proper operation.
TIPS
Indicates useful information or information that aids
understanding of text descriptions.
For Safely Using the Product
CAUTION
•
Do not use the N-R4 in an environment subject to
flammable, explosive, or corrosive gases.
•Be sure that all screws are tightened securely.
•Use crimp contacts of the specified size for wiring.
•The N-R4 uses a 24 VDC power supply. Using a power
supply outside this range or an AC power supply may
cause product failure.
•
Do not disassemble or modify the N-R4. This may cause
product failure.
96M00275
CAUTION
•Locate the cables as far as possible from high-voltage
lines and power lines. Otherwise, generated noise may
cause product failure or malfunctions.
•The N-R4 is a precision instrument. If the unit is
dropped or shock is applied, it may be damaged. Use
caution when unpacking, carrying, and mounting.
•Be sure to observe all warnings, cautions, and
precautions specified in the manual.
Foreign Regulations and Standards
Package Contents List
Main unitInstruction manual
1
EN-R2-IM
Dedicated Communication Unit
RS-232C Output Type
N-R2
Instruction Manual
General precautions
•At startup and during operation, be sure to check that the
functions and performance of the N-L1 is operating properly.
•We recommend that you take substantial safety measures to
avoid any damage in the event a problem occurs.
•If the N-L1 is used in any way other than described in the
specifications or if modified, its functions and performance cannot
be guaranteed.
•When the N-L1 is used in combination with other instruments,
functions and performance may be degraded, depending on the
operating conditions and the surrounding environment.
•Do not use the N-L1 for the purpose of protecting the human body.
•The information contained in this manual is subject to change
without notice.
Notice
When the product is used under the circumstances or environment
below, adhere to the limitations of the ratings and functions, take
countermeasures for safety precautions such as fail-safe installations
and consult a KEYENCE sales representative.
•For useunder circumstances or environmentswhich are not
described in the manual
•For usewith nuclear power control, railway, aircraft, vehicles,
incinerators, medical equipment, entertainment equipment, safety
devices etc.
•For use for applications where death or serious property damage
is possible and extensive safety precautions are required
For properly using the product
Do not install the N-R2 in the following locations:
•Locations subject to direct sunlight
•Locations where the ambient temperature is outside the range of
0to +50°C or locations subject to condensation as the result of
severe changes in temperature
•Locations where the ambient humidity is outside the range of 35
to85%RH.
•Locations subject to corrosive or flammable gases
•Locations subject to dust, salts, iron dust, or oil smoke
•Locations subject to shock or vibration
•Locations subject to exposure of water, oil, or chemicals
•Locations where strong magnetic or electric fields are generated
UL approval
The N-R2 conforms to the following UL/CSA standards and has obtained
the UL/C-UL approval.
•Conforming standardsUL508, UL60950-1
•UL File No.E207185, E167973
•UL categoryNRAQ/NRAQ7, NWGQ2/NWGQ8
When using the N-R2 as a UL approved product,be sure to observe the
following installation and environment conditions.
•Pollution degree 2
•Overvoltage category I
FCC regulations
The N-R2 conforms to the following FCC EMI regulations.
•Conforming regulationsFCC Part 15 Subpart B, Class B
digital equipment
Canada IC (Industry Canada regulations)
TheN-R2 conforms to the following IC EMI regulations.
•Conforming regulationsICES-003, Class B Digital equipment
CE marking
The N-R2 conforms to the following essential requirements of the EU
directive.
•EMC directive (2004/108/EC)
By checking the conformity to the following EN standards, the conformity
to the essential requirements of the EMC directive is checked and the CE
marking is indicated.
•Conforming standards (EMI)EN55011, Class A
EN55022, Class B
•Conforming standards (EMS)EN61000-6-2
EN61000-6-1
*The length of the communication and power cables should be less than 30 m.
DANGER
Failure to follow these instructions may lead to death or
serious injury.
WARNING
Failure to follow these instructions may lead to injury.
CAUTION
Failure to follow these instructions may lead to product
damage (product malfunction, etc.).
Note
Provides additional information on proper operation.
TIPS
Indicates useful information or information that aids
understanding of text descriptions.
For Safely Using the Product
CAUTION
•Do not use the N-L1 in an environment subject to
flammable, explosive, or corrosive gases.
•Be sure that all screws are tightened securely.
•Use crimp contacts of the specified size for wiring.
•The N-L1 uses a 24 VDC power supply. Using a power
supply outside this range or an AC power supply may
cause product failure.
•Do not disassemble or modify the N-L1. This may cause
product failure.
96M00266
CAUTION
•Locate the cables as far as possible from high-voltage
lines and power lines. Otherwise, generated noise may
cause product failure or malfunctions.
•The N-R2 is a precision instrument. If the unit is
dropped or shock is applied, it may be damaged. Use
caution when unpacking, carrying, and mounting.
•Be sure to observe all warnings, cautions, and
precautions specified in the manual.
Foreign Regulations and Standards
Package Contents List
Main unitInstruction manual
1
EN-R2-IM
Dedicated Communication Unit
RS-232C Output Type
N-R2
Instruction Manual
General precautions
•At startup and during operation, be sure to check that the
functions and performance of the N-L1 is operating properly.
•We recommend that you take substantial safety measures to
avoid any damage in the event a problem occurs.
•If the N-L1 is used in any way other than described in the
specifications or if modified, its functions and performance cannot
be guaranteed.
•When the N-L1 is used in combinationwith other instruments,
functions and performance may be degraded, depending on the
operating conditions and the surrounding environment.
•Do not use the N-L1 for the purpose of protecting the human body.
•The information contained in this manual is subject to change
without notice.
Notice
When the product is usedunder the circumstances or environment
below, adhere to the limitations of the ratings and functions, take
countermeasures for safety precautions such as fail-safe installations
and consult a KEYENCE sales representative.
•For useunder circumstances or environments which are not
described in the manual
•For usewith nuclear power control, railway, aircraft, vehicles,
incinerators, medical equipment, entertainment equipment, safety
devices etc.
•For use for applications where death or serious property damage
is possible and extensive safety precautions are required
For properly using the product
Do not install the N-R2 in the following locations:
•Locations subject to direct sunlight
•Locations where the ambient temperature is outside the range of
0to +50°C or locations subject to condensation as the result of
severe changes in temperature
•Locations where the ambient humidity is outside the range of 35
to85%RH.
•Locations subject to corrosive or flammable gases
•Locations subject to dust, salts, iron dust, or oil smoke
•Locations subject to shock or vibration
•Locations subject to exposure of water, oil, or chemicals
•Locations where strong magnetic or electric fields are generated
UL approval
TheN-R2 conforms to the following UL/CSA standards and has obtained
the UL/C-UL approval.
•Conforming standardsUL508, UL60950-1
•UL File No.E207185, E167973
•UL categoryNRAQ/NRAQ7, NWGQ2/NWGQ8
Whenusing the N-R2 as a UL approved product,be sure to observe the
following installation and environment conditions.
•Pollution degree 2
•
Overvoltage category I
FCC regulations
TheN-R2 conforms to the following FCC EMI regulations.
•Conforming regulationsFCC Part 15 Subpart B, Class B
digital equipment
Canada IC (Industry Canada regulations)
TheN-R2 conforms to the following IC EMI regulations.
•Conforming regulationsICES-003, Class B Digital equipment
CE marking
TheN-R2 conforms to the following essential requirements of the EU
directive.
•EMC directive (2004/108/EC)
By checking the conformity to the following EN standards, the conformity
to the essential requirements of the EMC directive is checked and the CE
marking is indicated.
•Conforming standards (EMI)EN55011, Class A
EN55022, Class B
•Conforming standards (EMS)EN61000-6-2
EN61000-6-1
*The length of the communication and power cables should be less than 30 m.
DANGERFailure to follow these instructions may lead to death or
serious injury.
WARNINGFailure to follow these instructions may lead to injury.
CAUTION
Failure to follow these instructions may lead to product
damage (product malfunction, etc.).
Note
Provides additional information on proper operation.
TIPS
Indicates useful information or information that aids
understanding of text descriptions.
For Safely Using the Product
CAUTION
•Do not use the N-L1 in an environment subject to
flammable, explosive, or corrosive gases.
•Be sure that all screws are tightened securely.
•Use crimp contacts of the specified size for wiring.
•The N-L1 uses a 24 VDC power supply. Using a power
supply outside this range or an AC power supply may
cause product failure.
•Do not disassemble or modify the N-L1. This may cause
product failure.
96M00266
CAUTION
•Locate the cables as far as possible from high-voltage
lines and power lines. Otherwise, generated noise may
cause product failure or malfunctions.
•The N-R2 is a precision instrument. If the unit is
dropped or shock is applied, it may be damaged. Use
caution when unpacking, carrying, and mounting.
•Be sure to observe all warnings, cautions, and
precautions specified in the manual.
Foreign Regulations and Standards
Package Contents List
MainunitInstruction manual
Connector for the RS-422A/485Seal for the connectors
(used when wiring RS-422A)
For 422 connector
The following parts and devices can be found in this package. Confirm that all parts are present and
accounted for before using the device.