Keyence N-R4 User Manual download pdf

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 modified or used in any way other than described in

the specifications, its function and performance cannot be

guaranteed.

• When the N-R4 is used in combination with other instruments, the

function and performance may be effected by 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 this product is used under the circumstances and operating

environments described below, adhere to the limitations of the ratings,

take adequate measures to ensure safety 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 in 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 surrounding air temperature is outside the

range of 0 to +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 certification

The N-R4 complies with the following UL/CSA standards and has

obtained the UL/C-UL certification.

• Applicable standards UL508, UL60950-1

• UL File No. E207185, E167973

• UL category NRAQ/NRAQ7, NWGQ2/NWGQ8

Be sure to observe the following installation and environment conditions.

• Pollution degree 2

• Overvoltage category I

Caution - Do not connect directly to the branch circuit. This product must

be supplied power by a suitable, approved isolated transformer or power

supply not exceeding 200 VA max.

Attention - Ne raccordez pas l'unité directement au circuit de dérivation.

Ce produit doit être alimenté par un transformateur adapté, isolé et

approuvé ou une alimentation ne dépassant pas 200 VA.

■ FCC regulations

The N-R4 complies with the following FCC EMI regulations.

• FCC Part 15 Subpart B, Class B digital device

■ Canada IC (Industry Canada) regulations

The N-R4 complies with the following IC EMI regulations.

• ICES-003, Class B digital apparatus

■ CE marking

The N-R4 complies with the following essential requirements of the EU

Directive.

• EMC Directive (2004/108/EC)

The following harmonized standards are applied to this product in order

to confirm the compliance.

• Applicable standards (EMI) EN55011, Class A

EN55022, Class B

• Applicable 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.

• 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.

96M13456

Foreign Regulations and Standards

Package Contents List

Main unit Instruction manual

Connector for the RS-422A/485 Label for the connectors

(used when wiring RS-422A)

For 422 connector

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 modified or used in any way other than described in

the specifications, its function and performance cannot be

guaranteed.

•

When the N-R4 is used in combination with other instruments, the

function and performance may be effected by 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 this product is used under the circumstances and operating

environments described below, adhere to the limitations of the ratings,

take adequate measures to ensure safety 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 in 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 surrounding air temperature is outside the

range of 0 to +50qC 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 cert ification

The N-R4 complies with the following UL/CSA standards and has

obtained the UL/C-UL certification.

•

Applicable standards UL508, UL60950-1

•

UL File No. E207185, E167973

•

UL category NRAQ/NRAQ7, NWGQ2/NWGQ8

Be sure to observe the following installation and environment conditions.

•

Pollution degree 2

•

Overvoltage category I

Caution - Do not connect directly to the branch circuit. This product must

be supplied power by a suitable, approved isolated transformer or power

supply not exceeding 200 VA max.

■ FCC regulations

The N-R4 complies with the following FCC EMI regulations.

•

FCC Part 15 Subpart B, Class B digital device

■ Canada IC (Industry Canada) regulations

The N-R4 complies with the following IC EMI regulations.

•

ICES-003, Class B digital apparatus

■ CE marking

The N-R4 complies with the following essential requirements of the EU

Directive.

•

EMC Directive (2004/108/EC)

The following harmonized standards are applied to this product in order

to confirm the compliance.

•

Applicable standards (EMI) EN55011, Class A

EN55022, Class B

•

Applicable 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.

96M00269

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 obser ve 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/485 Label for the connectors

(used when wiring RS-422A)

For 422 connector

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 modified or used in any way other than described in

the specifications, its function and performance cannot be

guaranteed.

•When the N-R4 is used in combination with other instruments, the

function and performance may be effected by 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 this product is used under the circumstances and operating

environments described below, adhere to the limitations of the ratings,

take adequate measures to ensure safety 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 in 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 surrounding air temperature is outside the

range of 0 to +50qC 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 certification

The N-R4 complies with the following UL/CSA standards and has

obtained the UL/C-UL certification.

•Applicable standards UL508, UL60950-1

•UL File No. E207185, E167973

•UL category NRAQ/NRAQ7, NWGQ2/NWGQ8

Be sure to observe the following installation and environment conditions.

•Pollution degree 2

•Overvoltage category I

Caution - Do not connect directly to the branch circuit. This product must

be supplied power by a suitable, approved isolated transformer or power

supply not exceeding 200 VA max.

■FCC regulations

The N-R4 complies with the following FCC EMI regulations.

•FCC Part 15 Subpart B, Class B digital device

■Canada IC (Industry Canada) regulations

The N-R4 complies with the following IC EMI regulations.

•ICES-003, Class B digital apparatus

■CE marking

The N-R4 complies with the following essential requirements of the EU

Directive.

•EMC Directive (2004/108/EC)

The following harmonized standards are applied to this product in order

to confirm the compliance.

•Applicable standards (EMI) EN55011, Class A

EN55022, Class B

•Applicable 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.

96M00269

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/485 Label for the connectors

(used when wiring RS-422A)

For 422 connector

1 2 3 4

Summary of Contents

Page 1 - Instruction Manual

1E N-R4-IMDedicated Communication UnitRS-422A/485 Output TypeN-R4Instruction Manual General precautions• At startup and during operation, be sure to

Page 2 - Connection and Wiring Methods

2E N-R4-IM• States of RS-422A/485 changeover switch and terminating resistance switch* The factory setting is RS-485 communication mode and terminatin

Page 3 - Installing the N-R4

3E N-R4-IM• Wiring IN1 and IN2• Wiring OUT1 to 4 Wiring the RS-422A/485 connector• Layout of RS-422A pins • Wiring the RS-422AUse a twisted pair cab

Page 4 - 2 After the N-R4 is removed

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Keyence N-R4 User Manual

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