Mitsubishi NZ2EHF-T8 User Manual
(
)
10/100M
Industrial Switching HUB
NZ2EHF-T8
User’s Manual
Powered by CONTEC
This product was jointly developed and m anufactured by Mitsubishi and
CONTEC.
Note that some of the warranty on this product differs from that on other
products (MELSEC-Q or MELSEC-L series).
Refer to "Terms of Warranty”.
MODEL NZ2EHF-T8-U
MODEL
CODE
13J247
IB(NA)-0800461-A(1007)MEE
© 2010 MITSUBISHI ELECTRIC CORPORATION
Precautions regarding Warranty and Specifications
This product was jointly developed and manufactured by Mitsubishi and CONTEC.
Note that there are some precautions regarding warranty and specifications of the product.
<Warranty>
- The gratis warrant y term of the product shal l be for one (1) year a fter the date of delivery or for eighte en (18)
months after manu facturing, whichever is less .
- The onerous repair term after discontinuatio n of production shall be for s ix (6) years.
- Mitsubishi shall mainl y replace products that need repair .
- It may take some time to respond to the prob lem or repair the product dep ending on the condition and t iming.
<Specifications>
- General s pecifica tions ar e different.
NZ2EHF-T8 MELSEC-Q Series
Operating a mbient temperature 0 to 50°C 0 to 55°C
Operating ambient humidity 10 to 90%RH 5 to 95%RH
Storage ambien t temperature -10 to 60°C -25 to 75°C
Storage ambient humidity 10 to 90%RH 5 to 95%RH
- EMC standards that are applicable to the produc ts differ.
NZ2EHF-T8 MELSEC-Q Series
EMC standards EN55022, EN61000-6-2 EN61131-2
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Safety Precautions
Review the following definitions and precautions to use the product safely.
Safety Information
This document provides safety information using the following symbols to prevent accidents resulting in
injury or death and the destruction of equipment and resources. Review the meanings of these labels to
operate the equipment safely.
WARNING indicates a potentially hazardous situation which, if not avoided, could
WARN I NG
result in death or serio us injur y.
CAUTION indicates a potentially hazardous situation which, if not avoided, may result
CAU TION
in minor or mode rate inju ry or in p ropert y dama ge.
Handling Precautions
WA RN I N G
- Do not use the product where it is exposed to flammable or co rrosive gas. Failure to do so ma y result in an
explosion, fire, electr ic shock, or failure.
- The product could be very hot in the operatio n. Please do not touch wi th hands or body. It may ca use burns.
- To avoid electric shock, please do not touch the system with a wet hand.
CAU T I ON
- The link speed value (e.g., 100Mbps) of the transmission rate used in this manual is the theoretical maximum value of
the wired LAN standard and does not indicate the actual data transmission speed.
- Frame loss could occur depending on the conne ction destination or insta lled environment.
- As this product conta ins precision electronic components, d o not use or store it in a place subject to shock or
vibration. Doing s o may cause malfunction, heat generation, fault, or damage.
- Ground the FG ter minal to a protective grou nd conductor.
- Place the cables in a duct or c lamp them. If not, dangling cable may swing or inad vertently be pulled, resulting in
damage to the module or cables or malfunction due to po or contact.
- When disconnecting the communicati on cable or power cable from the module, do not pul l the cable by the cable
part.
- Correctly connect the power cables to the HUB unit.
- Do not install control lines or communication cables together with the main circuit lines or power cables. Keep a
distance of 100 mm or more between them. Fai lure to do so may result in mal function due to noise.
- Prevent foreign matter such as d ust or wire chips from entering the module. S uch foreign matter can cause a fire,
failure, or mal function.
- Do not use or store the product in a hot or cold place, or in a place that is subject to severe temperature changes.
Doing so may cause malfunction, heat generation, fault, or damage.
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- Do not use or stor e the product in a place s ubject to direct sunligh t or near a heating device, s uch as a stove. And do
not use or store t he product near equipment g enerating a strong magne tic field or radio waves. Do ing so may cause
malfunction, heat generation, fault, or damage.
- Do not use or store this product in the presence of chemicals.
- Do not use this pr oduct in extremely humid or dusty locations. It is extr emely dangerous to use this p roduct in
locations where water, other fluid, or conductive dust may enter the interior o f the unit. To use this product in such
an environment, install it in a dust-proof control panel, for example.
- If you notice abnor mal odor or
- If you find a fau lt or other abnormality (b ad smell or excessive heat) , unplug the power termina l connector and then
contact the distrib utor.
- Do not open the product casing. Mitsubishi will disclaim any responsibility for products whose casing has been opened.
- Do not modify the product. Mitsubishi will bear no responsibility for any problems, etc., resulting from modifying the
product.
- To clean this product, gently wipe it with a soft cloth soaked with water or a neutr al detergent. Do not use benzene,
paint thinner, or oth er volatile solvents as they can cause the coating to discolor or peel off.
- The specifications of th is product are subject to change with out notice because of function addi tion and quality
improvement.
Even when using the product continuousl y, read the user's manual and c heck the contents.
- If you move or tra nsfer the product, make sur e provide this manual with the product.
- Regardless of the foregoing statements, Mitsubishi is not liab le for any damages whatsoe ver (including damages for
loss of business p rofits) arising out of the use or inability to use this Mitsubishi product or t he information contained
herein.
overheating, please disconnect the power cable immediately.
FCC PART15 class A Notice
NOTE
This equ ipment h as been tested a nd found to comply wit h the lim its for a Class A digital d evice,
pur suant to part 15 of th e FCC Rules. Th ese limits a re designed to provide reas onable protection
against ha rmful interference when the equipment is operated in commercial environment.
This equ ipment ge nerat es, uses, an d can ra diate ra dio frequency ener gy and, if not in stalled an d
us ed in acco rda nce w ith th e ins tr uct ion m an ual , ma y cau se h ar mfu l int er feren ce t o ra dio
commun ications. Opera tion of this equ ipment in a residen tial are a is likely to caus e harmfu l
interference at his own expense.
WARN ING TO USE R
Change or modifications not expressly approved the manufacturer can void the user's authority to
operat e this equ ipment .
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CONDITIONS OF USE FOR THE PRODUCT
(1) Mitsubishi programmable controller ("the PRODUCT") shall be used in conditions;
i) where any problem, fault or failure occurring in the PRODUCT, if any, shall not lead to any
major or serious accident; and
ii) where the backup and fail-safe function are systematically or automatically provided outside of
the PRODUCT for the case of any problem, fault or failure occurring in the PRODUCT.
(2) The PRODUCT has been designed and manufactured for the purpose of being used in gene ral
industr ies.
MITSUBISHI SHALL HAVE NO RESPONSIBILITY OR LIABILITY (INCLUDING, BUT NOT
LIMITED TO ANY AND ALL RESPONSIBILITY OR LIABILITY BASED ON CONTRACT,
WARRANTY, TORT, PRODUCT LIABILITY) FOR ANY INJURY OR DEATH TO PERSONS
OR LOSS OR DAMAGE TO PROPERTY CAUSED BY the PRODUCT THAT ARE OPERATED
OR USED IN APPLICATION NOT INTENDED OR EXCLUDED BY INSTRUCTIONS,
PRECAUTIONS, OR WARNING CONTAINED IN MITSUBISHI'S USER, INSTRUCTION
AND/OR SAFETY MANUALS, TECHNICAL BULLETINS AND GUIDELINES FOR the
PRODUCT.
("Proh ibited A pplicat ion")
Prohib ited App lications includ e, but no t limited to, the u se of the PRODUCT in;
- Nuclear Power Plants and any other power plants operated by Power companies, and/or any
other cases in which the public could be affected if any problem or fault occurs in the
PRODUCT.
- Railway companies or Public service purposes, and/or any other cases in which establishment
of a special quality assurance system is required by the Purchaser or End User.
- Aircraft or Aerospace, Medical applications, Train equipment, transport equipment such as
Elevator and Escalator, Incineration and Fuel devices, Vehicles, Manned transportation,
Equipment for Recreation and Amusement, and Safety devices, handling of Nuclear or
Hazardous Materials or Chemicals, Mining and Drilling, and/or other applications where there
is a sign ificant r isk of injury to the pub lic or pro perty.
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Packing List
Thank you for purcha sing this Mitsubishi produ ct.
The product package contains the items listed below.
Check the contents of the product package.
If you discover any damaged or missing items, contact the distributor.
Contents
Industrial switching HUB unit (NZ2EHF-T8) 1
Power terminal connector 1
User’s Manual 1
Retention bracket 1
Bracket screw M3x6 1
Name Pcs.
CAU T I ON
To operate this product, a power supply (12-24VDC±5%) is required separately. For power supply, see Chapter 2,
Part Names and Settings, “Power Supply”.
- This document, in whole or in part, may not be r eproduced without permiss ion.
- This document is subject to change without notice at any ti me.
- While we are doing our best to ensure this document has no error, should you have any questions or find any
ommissions or si milar, consult the distributor .
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Table of Contents
Packing List ........................................................................................................................................5
1. Before Using th e Product 7
About the Unit ....................................................................................................................................7
Features........................................................................................................................................7
Environment.................................................................................................................................7
Inspection.....................................................................................................................................8
Storage......................................................................................................................................... 8
Disposal .......................................................................................................................................8
2. Part Names and Se ttings 9
Part Names and Functions...................................................................................................................9
3. Setup of Hardware 11
Mounting/Removing a Unit on/from a DIN Rail...............................................................................11
Mounting Procedure................................................................................................................... 11
Removing Procedure............................................................................................................. .....12
Attaching a retention bracket.............................................................................................................13
Attachment.................................................................................................................................13
4. Connecting to a Network 14
Network Cables.................................................................................................................................14
Connecting to Programmable Controllers, Personal Computers, Additional HUB Units, or Bridges.14
Connection Restrictions for 100BASE-TX Repeater HUBs .......................................................15
Connection Restrictions for 10BASE-T Repeater HUBs ............................................................15
5. System Reference 16
Specifications....................................................................................................................................16
External Dimensions .........................................................................................................................17
EMC Directive..................................................................................................................................18
WARRANTY ...................................................................................................................................19
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1. Before Using the Produc t
1. Before Using the Product
This chapter provides information you should know before using the product.
About the Unit
NZ2EHF-T8 is an IEEE -802.3 (Etherne t)/IEEE-802.3u (F ast Ethernet)-co mpliant 8-port switc hing HUB
unit, equipped with full-duplex communication support, AutoMDI/MDI-X feature, and auto-recognition
function of communication rate (10/100Mbps) and communication method (half/full duplex) using the
auto-negotiation feature. NZ2EHF-T8 uses Category 3, 5, 5e, or 6 UTP (unshielded twist pair) cables or
STP (shielded twist pair) cables. For 100Mbps communication rate, use cables equal to or greater than
Category 5.
Please read this manual carefully so that you can build a system by connecting the switching HUB unit to
external devices.
Features
- The Auto MDI/MDI-X feature can automatically recognize the cable type, straight-through cable or
crossover cable, to prevent problems using the wrong cable type.
Also, the auto-negotiation feature can automatically recognize and choose the best communication
rate (10/100Mbps) and method (half/full duplex) available.
- The unit is equipped with a 35mm DIN rail mounting mechanism as standard.
- The power connector includes an FG terminal.
Environment
Use this product in the following environment. If used under environmental conditions exceeding these
ranges, the board may overheat, malfunction, or cause a failure.
Operating ambient temperature
0 to 50°C
Operating ambient humidity
10 to 90%RH (No condensation)
Corrosive gases
None
Floating dust particles
small amounts (non excessive)
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