Hitachi CE50-10 Manuale utente
Hitachi Industrial Edge Computer
CE50-10 Instruction Manual
CC-65-0171
■ Product covered by this manual
CE50-10 (Operating system: Ubuntu 18.04 LTS (Linux kernel 4.15))
■ Export restrictions
If you export this product, please check all restrictions (for example, Japan's Foreign Exchange and Foreign Trade Law, and USA export
control laws and regulations), and carry out all required procedures.
If you require more information or clarification, please contact your Hitachi sales representative.
■ Trademarks
HITACHI is a registered trademark of Hitachi, Ltd.
Intel and Intel ATOM are trademarks of Intel Corporation or its subsidiaries in the U.S. and/or other countries.
Linux(R) is the registered trademark of Linus Torvalds in the U.S. and other countries.
Ubuntu and Canonical are registered trademarks of Canonical Ltd.
Other company and product names mentioned in this document may be the trademarks of their respective owners.
■ Software
This product contains some open source software to perform its functions. The property rights, copyrights, and other intellectual property
rights of the open source software belong to the author, and can be used under the conditions stated in the bundled license. For details, see the
following file in this product:
/hitachi/licenses/copyright.txt
For open source software whose license specifies that the source code is to be provided, Hitachi will provide the source code of the open
source software. Contact your Hitachi sales representative or distributor if you require such source code. Hitachi assumes no liability,
including liability for damages, for open source software and its use.
This does not mean that Hitachi disclaims product liability for this unit.
■ Precautions
All contents of this manual are protected by copyright. No part of this manual may be reproduced in any form or by any means without
permission in writing from the publisher. Information in this manual is subject to change without notice.
Read this manual carefully and keep it. Before using the unit, make sure that you thoroughly read and understand all the safety instructions.
Keep this manual in a place where it can be readily accessed as necessary.
■ Issued
July 2020: CC-65-0171
December 2020: CC-65-0171
May 2021: CC-65-0171
■ Copyright
All Rights Reserved. Copyright (C) 2020, 2021, Hitachi, Ltd.
Preface
If the manual says contact us, please contact your Hitachi sales representative, distributor or customer support
■ Intended readers
This manual is intended for users involved in system planning, system design, installation, configuration, operation and
maintenance of the Hitachi Industrial Edge Computer CE50-10 (referred to as unit or this unit hereinafter).
■ Organization of this manual
This manual is organized into the following chapters and appendixes:
1. Installing the CE50-10
This chapter describes installation of the unit and connection with the power supply.
2. CE50-10 Names and Functions of Parts
This chapter describes the name of each part.
3. Operating the Power Supply of the CE50-10
This chapter describes operating the power supply and provides important information.
4. External Contact Functions
This chapter describes the external contact function.
5. Configuring Software Environment
This chapter describes OS settings, and development and registration of application programs.
6. Managing User Accounts
This chapter describes management for user accounts.
7. Maintaining the CE50-10
This chapter describes maintenance.
8. Troubleshooting
This chapter describes troubleshooting.
A. Unit Specifications
This appendix describes the unit specifications.
B. External Interface
This appendix describes the external interface specifications.
C. Real-time Clock Specifications
This appendix describes the clock specifications.
D. Connector Specifications
This appendix describes the connector specifications.
E. Error Messages
This appendix describes error messages output from programs.
F. Option Functions for Application Programs
This appendix describes option functions relating to development and installation of application programs.
G. Library Interface Reference
This appendix describes the library interfaces.
H. Security Specifications
This appendix describes log capacities and the security functions.
I
I. Communication Sheet
This appendix describes the communication sheet.
■ Note on storage capacity calculations
Information such as memory capacities, memory requirements, file sizes, and storage requirements are calculated by using the
formula 2n. The following shows the results of such calculations by 2n:
1 KB (kilobyte) is 1,024 bytes.
1 MB (megabyte) is 1,048,576 bytes.
1 GB (gigabyte) is 1,073,741,824 bytes.
1 TB (terabyte) is 1,099,511,627,776 bytes.
Information such as disk capacities and network transmission rate are calculated by using the formula 10n as follows:
1 KB (kilobyte) is 1,000 bytes.
1 MB (megabyte) is 1,0002 bytes.
1 GB (gigabyte) is 1,0003 bytes.
1 TB (terabyte) is 1,0004 bytes.
Safety precautions are provided in the following headline, which consists of a safety warning symbol and the string DANGER,
WARNING, CAUTION, or Notice.
The headword Note is used to indicate precautions on handling and operating the unit.
•Pay special attention to and observe all precautions indicated on this product, in this manual and related documents.
Failure to do so could result in physical injury, or damage to property including this product.
•Do not perform any operations or take any actions that are not described in this manual and related documents. If there is
a problem with the unit not covered in this manual or related documents, please contact Hitachi or your distributor for
assistance. The precautions indicated on the unit and in the manual have been carefully prepared considering your safety,
Preface
II
there is a possibility of unpredictable hazard. Use your own discretion at all times when using this product, in addition to
following the instructions.
■ Safety guidelines
Before using the unit, carefully read the following safety guideline:
•Each operation you perform must comply with all applicable instructions or procedures in this manual.
■ Warning: Electric shock hazard and fire hazard
•Insufficient grounding might cause electric shock during operation or maintenance inspection of the unit. Make sure that
sufficient grounding is provided when installing the unit.
•Condensation might cause a short-circuit fire during operation of the unit. Make sure that no condensation is present.
•Subjecting the unit to physical impact during use might cause a short-circuit fire. Avoid impacting the unit in any way.
•If you see smoke or smell an unusual odor, stop the supply of power to the unit, unplug the power cable from the outlet,
and then contact the sales branch or us. Using the damaged unit might cause a fire or electric shock.
•Do not modify the unit. Modification might cause a fire or electric shock. Hitachi shall not be responsible for any
consequences resulting from modification of the unit.
•Do not use a multi-outlet extension cord. Use of such a cord might subject it to excessive current, which might cause
overheating and fire.
•Do not insert or remove a power cable plug with wet or perspiring hands as doing so might cause electric shock.
•Firmly insert the power cable plug all the way to the base. A power cable plug that is inserted incompletely might cause
heat generation due to poor contact. Dust accumulation and substances such as water droplets on the cable plug might
cause overheating and fire.
Handling of power cables
Do not use a power cable other than that supplied with the unit.
If an insufficiently rated power cable is used, it might overheat due to excessive current, which might cause fire.
Observe the following to prevent electric shock or fire due to damage to the power cable:
- Do not pull the cable.
- Dot not snag the cable in anything.
- Do not bend the cable.
- Do not expose the cable to chemical substances.
- Do not twist the cable.
- Do not place anything on the cable.
- Do not bundle the cable with other cables.
- Do not fix the cable with a stapler or the like.
- Do not use a damaged cable.
•To remove a cable, hold the connector and then pull it out straight. Pulling the cable or applying excessive force on the
connector might damage the cable and cause fire or electric shock.
•Use the I/O port only for interfaces of a suitable voltage and current rating. If overvoltage or overcurrent is applied, the
part is damaged and might cause fire or failure.
■ Other Warnings
•This unit is not intended for use in facilities or with equipment where human life or other extreme liability is involved or
for the purpose of controlling such equipment. Examples of such facilities and equipment are medical equipment, nuclear
power facility or equipment, aviation or space equipment, and transportation facilities and equipment. Hitachi shall not be
liable for any accidents resulting in injury or death or property damage arising from the use of this unit in such facilities or
with such equipment or control systems.
Preface
III
•Do not use the unit as a footstool or bookend, or for any purpose other than its original application. The unit might be
damaged or might fall, causing injury or failure.
•Configure an emergency stop circuit or interlock circuit outside the product. Failure of this product might damage the
devices connected to it or cause an accident.
■ Caution against falls
•To avoid injury, be careful not to drop or topple the unit during transport or disposal.
■ Caution against burn injury
•Note that the unit becomes hot during use. The unit with a failure might generate heat. Avoid direct contact with your
skin. Parts within the unit are very hot immediately after the power supply to the unit is turned off. Before handling the
unit, make sure that the parts have sufficiently cooled.
■ Other cautions
•Be careful not to injure your fingers when unpacking or transporting the unit.
■ Notice
•When mounting or replacing hardware, wear a grounding band and take antistatic measures.
•When tightening or removing screws, use the tool appropriate for the size and type of screw head. Be careful not to
damage the screw head. To prevent screw threads being damaged, tighten screws squarely into their holes. Do not apply
excessive force during tightening.
•Avoid using this unit in a place that is dusty, humid, or exposed to corrosive gas. Use in such places might cause damage
or fire.
•Do not subject the unit to impact during unpacking or transport. Doing so might cause damage.
•Allow sufficient space for ventilation in the front and rear of the unit. If ventilation is obstructed, overheating might cause
failure or shorten the service life.
•This unit uses a lithium battery. To dispose of the unit, contact the Hitachi maintenance company. If you dispose of it by
yourself, follow the rules or regulations of the local authority.
•When disposing of the unit, you are obliged to issue a manifest for industrial waste. For details, contact the industrial
waste association of the relevant prefecture. The manifest form is available from the Japan Industrial Waste Information
Center.
■ WARNING indicated in this manual
•Insulation failure or electric leakage might cause an electric shock. When using the unit, make sure that the unit is
grounded. (See pages VII and 3.)
•Do not modify or disassemble the unit. Failure to heed this warning might cause a fire or electric shock, or might damage
the unit. (See page 2.)
•Use the power cable that comes with the unit. Using any other cable might cause equipment failure, fire, or electric shock.
If this unit is to be used with a voltage over 125 V AC, prepare a suitable power cable and verify proper operation of the
cable before use. (See page 2.)
•The outlet to which this unit is connected must have a ground terminal (ground pole). You must also install an electrical
leakage breaker. Failure to take these measures might cause fire and electric shock. (See page 2.)
•Do not use a two-pole plug without a ground pole. Doing so might cause electric shock or equipment failure. (See page 2.)
•If you notice smoke or an unusual odor, turn off the main power switch (MAIN POWER). If you contracted maintenance
services, contact the sales branch or maintenance personnel. Using the damaged unit might cause fire or electric shock.
(See page 21).
Preface
IV
•If you cannot immediately turn off the main power switch (MAIN POWER) because the unit is installed in a rack, stop the
power at the power supply source. (See page 21).
•If there is smoke or an unusual odor, unplug the power cable plug from the outlet, and then contact us. Using the damaged
unit might cause a fire or electric shock. (See page 144.)
■ CAUTION indicated in this manual
•Storing the unit in a hot location might cause it to become excessively hot. In this case, do not touch the unit with bare
hands. (See page 3.)
•For the LAN port IP address of the development unit, specify the same IP address as the network address of the LAN port
connected to the unit that is to be set up. Make sure that the IP address of the development unit differs from that of the unit
that is to be set up. If these units have the same IP address, the following error message appears. KXDL010-W
Ethernet adapter(interface-name) Duplicate IP address. (See page 42.)
•Do not disassemble the unit during inspection or cleaning. The unit has a sealed structure and does not require internal
inspection or cleaning. When the cover is removed, do not touch internal parts, as doing so might cause a burn injury,
damage to internal parts, or unit failure. (See page 139.)
•This unit uses a lithium battery. When replacing the battery, you must use the one specified by Hitachi. Using any other
battery might cause an explosion, fire, rupture, heat generation, leakage, or gas generation. (See page 140.)
■ Notice indicated in this manual
•Before moving the unit, shut down the OS, turn off the MAIN POWER switch (MAIN POWER), and then remove the
power cable plug from the outlet. Not following this procedure might result in unit failure. (See pages 3 and 139.)
•When carrying or transporting the unit, use the packing materials in which the unit was packaged for delivery. (See pages
3 and 139.)
•When carrying or transporting the unit, it is recommended that you use the packing materials in which the unit was
packaged for delivery. If such packing materials are not available or are damaged, carefully pack the unit in a way that
protects it from shock, vibration, and electrostatic discharges. (See pages 3 and 139.)
•Moving or transporting a unit that is installed in a cubicle or rack with casters might subject it to excessive vibration or
physical impact, resulting in failure of the unit. Select or design a cubicle or rack that meets the installation conditions.
Similarly, make sure that the unit is not subject to vibration or physical impact when you move, carry, or transport it. (See
pages 3 and 139.)
•Do not stack units or install a display on the units as excessive heat might radiate from the top of the unit. (See page 4.)
•Prevent heat accumulation around the unit to ensure that ambient temperature requirements are met. (See page 4.)
•Do not lay the power cable close to signal cables, as such a cable layout might cause equipment failure or malfunctions.
(See page 8.)
•Application programs do not operate in maintenance mode. After maintenance work is finished, you must return the mode
to normal mode. (See page 73.)
•Do not hot swap USB equipment or cables with the unit. Hot swapping might cause the unit to malfunction or stop. (See
page 139.)
•Table 7‒5: Periodic inspection items shows periodic inspection items. Hitachi is responsible for performing periodic
inspections under a maintenance contract. Only Hitachi staff and officially-trained personnel are permitted to perform
periodic inspections. (See page 139.)
•Do not use life-limited parts beyond their recommended replacement cycle. Deteriorated parts might cause damage. (See
page 140.)
■ Warning indications on the product
The warning labels are attached in the following locations of the unit.
Preface
V
■ Indication based on EU Battery Directive (2006/66/EC)
This symbol mark is valid in EU countries.
This symbol mark is defined in the EU Directive 2006/66/EC, Article 20 Information for end-users and Annex II.
The European Union has separate collection systems for used batteries and accumulators. Dispose of batteries and
accumulators correctly at your local community waste collection/recycling center.
■ Before use
This manual describes basic operations and maintenance of the CE50-10.
For details about the specification of the unit, see A.1 Unit specifications
Descriptions of OS operation and software on systems without an OS are not provided in this manual.
Roles of operators
For a long and stable use of this unit, consider the following:
Considerations for characteristics of the unit
Perform periodical cleaning, maintenance, and inspection of the unit.
Periodically remove dust from around the unit (especially the bottom of the unit) and from grooves of the unit.
The basic principle for handling is to follow the precautions in this manual. Do not turn on and off the power supply
without due care.
For details about handling and maintenance, see the relevant chapter.
Integrity of the unit
Note the following to ensure integrity of the unit:
Grounding
Preface
VI
Type-D grounding (formerly type 3 grounding) is required to prevent electric shock, to maintain normal operation of
electronic circuits containing LSI, and to protect the unit from abnormal voltage due to lightening surge.
Turning off the power supply
Turn off the main power switch on the front of this unit. (See 3.3 Turning off the power to the CE50-10.
WARNING: Insulation failure or electric leakage might cause an electric shock. When using the unit, make sure that
the unit is grounded.
■ Regulations and countermeasures
Voluntary control of radio wave interference
This is a Class A product based on the standard of the Voluntary Control Council for Interference (VCCI). If this
equipment is used in a domestic environment, radio interference may occur, in which case the user may be required to take
corrective actions.
Countermeasures against instantaneous voltage drop in power supply
A defect might occur in this unit in the event of an instantaneous voltage drop in the power supply due to lightening. As
the countermeasures against instantaneous voltage drop of power supply, we recommend that you use an uninterruptible
AC power supply unit.
Preface
VII
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