Hitachi HIDIC EH150 EN-TRMME Instructions for use

HITACHI PROGRAMMABLE CONTROLLER
Compact remote module
Master: EH-TRMME/
Slave: EH-TRMLE
APPLICATION MANUAL
NJI-536A (X)

{Warranty period and coverage
The warranty period is the shorter period either 18 months from the date of manufacture or 12 months from the
date of installation.
However within the warranty period, the warranty will be void if the fault is due to;
(1) Incorrect use as directed in this manual and the application manual.
(2) Malfunction or failure of external other devices than this unit.
(3) Attempted repair by unauthorized personnel.
(4) Natural disasters.
The warranty is for the PLC only, any damage caused to third party equipment by malfunction of the PLC is not
covered by the warranty.
{Repair
Any examination or repair after the warranty period is not covered. And within the warranty period any repair and
examination which results in information showing the fault was caused by any of the items mentioned above, the
repair and examination cost are not covered. If you have any questions regarding the warranty please contact
either your supplier or the local Hitachi Distributor. (Depending on failure part, examination might be
impossible.)
{Ordering parts or asking questions
When contacting us for repair, ordering parts or inquiring about other items, please have the following details
ready before contacting the place of purchase.
(1)Model
(2)Manufacturing number (MFG no.)
(3)Details of the malfunction
Warning
(1) This manual may not be reproduced in its entirety or any portion thereof without prior consent.
(2) The content of this document may be changed without notice.
(3) This document has been created with utmost care. However, if errors or questionable areas are found,
please contact us.
MS-DOS®, Windows®, and Windows NT®are registered trademarks of America and other registered
countries of Microsoft Corp. of the United States.

Safety Precautions
Read this manual and related documents thoroughly before installing, operating, performing preventive maintenance or
performing inspection, and be sure to use the unit correctly. Use this product after acquiring adequate knowledge of
the unit, all safety information, and all cautionary information. Also, make sure this manual enters the possession of the
chief person in charge of safety maintenance.
Safety caution items are classified as “Danger” and “Caution” in this document.
DANGER : Cases where if handled incorrectly a dangerous circumstance may be created, resulting in
possible death or severe injury.
CAUTION : Cases where if handled incorrectly a dangerous circumstance may be created, resulting in
possible minor to medium injury to the body, or only mechanical damage.
However, depending on the circumstances, items marked with may result in major accidents.
In any case, they both contain important information, so please follow them closely.
Icons for prohibited items and required items are shown below:
: Indicates prohibited items (items that may not be performed). For example, when open flames are prohibited,
is shown.
: Indicates required items (items that must be performed). For example, when grounding must be performed,
is shown.
1. About installation
CAUTION
zUse this product in an environment as described in the catalog and this document.
If this product is used in an environment subject to high temperature, high humidity, excessive dust, corrosive
gases, vibration or shock, it may result in electric shock, fire or malfunction.
zPerform installation according to this manual.
If installation is not performed adequately, it may result in dropping, malfunction or an operational error in the
unit.
zDo not allow foreign objects such as wire chips to enter the unit.
They may become the cause of fire, malfunction or failure.
CAUTION

2. About wiring
REQUIRED
zAlways perform grounding (FE terminal).
If grounding is not performed, there is a risk of electric shocks and malfunctions.
CAUTION
zConnect power supply that meets rating.
If a power supply that does not meet rating is connected, fire may be caused.
zThe wiring operation should be performed by a qualified personnel.
If wiring is performed incorrectly, it may result in fire, damage, or electric shock.
3. Precautions when using the unit
DANGER
zDo not touch the terminals while the power is on.
There is risk of electric shock.
zStructure the emergency stop circuit, interlock circuit, etc. outside the programmable controller (hereinafter
referred to as PLC).
Damage to the equipment or accidents may occur due to failure of the PLC.
However, do not interlock the unit to external load via relay drive power supply of the relay output module.
CAUTION
zWhen performing program change, forced output, RUN, STOP, etc., while the unit is running, be sure to verify
safety.
Damage to the equipment or accidents may occur due to operation error.
zSupply power according to the power-up order.
Damage to the equipment or accidents may occur due to malfunctions.

4. About preventive maintenance
DANGER
zDo not connect the , of the battery in reverse. Also, do not charge, disassemble, heat, place in fire, or
short circuit the battery.
There is a risk of explosion or fire.
PROHIBITED
zDo not disassemble or modify the unit.
These actions may result in fire, malfunction, or malfunction.
CAUTION
zTurn off the power supply before removing or attaching module/unit.
Electric shock, malfunction or failure may result.

Revision History
No. Description of Revision Date of Revision Manual Number
1 English first edition made from Japanese version NJI-536A 2009/10/02 NJI-536A (X)

Table of contents
Chapter 1 Introduction 1-1 to 1-4
1.1 Supported CPU modules and programming software................................................................................ 1 - 1
1.2 Before use.................................................................................................................................................. 1- 3
1.3 Features ..................................................................................................................................................... 1- 4
Chapter 2 Specifications 2-1 to 2-6
2.1 General specifications................................................................................................................................2- 1
2.2 Functional specifications........................................................................................................................... 2 - 2
2.3 Remote slaves that can be connected to remote master (EH-TRMME) .................................................... 2 - 3
2.4 Remote masters that can be connected to remote slave (EH-TRMLE) ..................................................... 2 - 4
2.5 Supporting module list in salve station...................................................................................................... 2 - 5
Chapter 3 Name and function of each part 3-1 to 3-6
3.1 Name and function of each part in master module ................................................................................... 3 - 1
3.2 Name and function of each part in slave module....................................................................................... 3 - 4
Chapter 4 Basic functions and System configuration 4-1 to 4-30
4.1 Selection of CPU module for compact remote system .............................................................................. 4 - 1
4.2 Basic functions of compact remote............................................................................................................ 4 - 2
4.2.1 Channels and remote I/O area........................................................................................................... 4 - 2
4.2.2 Master number and slave station number.......................................................................................... 4 - 2
4.2.3 Occupied channels and specification method ................................................................................... 4 - 3
4.2.4 Correspondance of occupied channels and I/O slots (Normal remote method) ............................... 4 - 4
4.2.5 Compression mode of slave module (4W/4W method) ................................................................... 4 - 4
4.2.6 Compression mode of master module (Compression remote method) ............................................. 4 - 5
4.3 Basic system configuration........................................................................................................................ 4 - 6
4.3.1 System configuration (Normal remote method) ............................................................................... 4 - 6
4.3.2 System configuration (4W/4W method) .......................................................................................... 4 - 8
4.4 Replacement from H-200/250/252B/252C................................................................................................ 4 - 10
4.4.1 Replacement with normal remote method ........................................................................................ 4 - 10
4.4.2 Replacement with compression remote mode .................................................................................. 4 - 12
4.5 Replacement from Remote I/O MINI of Large H series............................................................................ 4 - 14
4.5.1 Replacement from Remote I/O MINI with mode-1.......................................................................... 4 - 14
4.5.2 Replacement from Remote I/O MINI with mode-2.......................................................................... 4 - 16
4.5.3 Replacement from Remote I/O MINI with mode-3.......................................................................... 4 - 18
4.5.4 Replacement from Remote I/O MINI with mode-0.......................................................................... 4 - 20
4.6 Replacement from EM/EM-II series.......................................................................................................... 4 - 22
4.6.1 Replacement with normal remote method ........................................................................................ 4 - 22
4.6.2 Replacement with compression remote method................................................................................ 4 - 24
4.7 Replacement of slave station only............................................................................................................. 4 - 26
4.8 Response time............................................................................................................................................ 4 - 28
Chapter 5 Installation and Turning power supply on 5-1 to 5-4
5.1 Loading the module................................................................................................................................... 5 - 1
5.2 Mountable slots for remote module........................................................................................................... 5 - 2
5.3 Connection of twisted pair cables.............................................................................................................. 5 - 2
5.4 The order of turning on power supply ....................................................................................................... 5 - 4

Chapter 6 Error indication and Countermeasure 6-1 to 6-8
6.1 Error indication.......................................................................................................................................... 6 - 1
6.2 Special internal outputs in CPU module.................................................................................................... 6 - 2
6.3 Operation parameters related to remote system......................................................................................... 6 - 3
6.4 Function of reset switch............................................................................................................................. 6 - 3
6.5 Error detection and running of CPU.......................................................................................................... 6 - 4
6.6 Troubleshooting ........................................................................................................................................ 6 - 6
Chapter 7 Daily and Periodic Inspection 7-1 to 7-2
7.1 Daily inspection......................................................................................................................................... 7 - 1
7.2 Periodic inspection .................................................................................................................................... 7 - 1

MEMO

Chapter 1 Introduction
Thank you very much for choosing Hitachi Programmable Controller (hereinafter referred to as PLC) EH-150 series.
This manual explains how to use the compact remote module with the Hitachi EH-150 Programmable Controller. Read
this manual thoroughly and keep for installation operations, maintenance checks and other procedures. The following
documentation related to PLC is also available and should be used together with this manual.
Table 1.1 List of Description materials
Items Title of document Manual number
EH-150 EHV-CPU APPLICATION MANUAL NJI-481*(X)Main system of EH-150
EH-150 EHV-CPU PROGRAMMING MANUAL NJI-482*(X)
Programming software
(Standard Edition) EH-150 EHV series Ladder Programming software Control Editor INSTRUCTION MANUAL NJI-537*(X)
EH-150
(EHV) series
Programming software
(Variable Name Edition) EH-150 EHV series Ladder Programming software Control Editor INSTRUCTION MANUAL NJI-486*(X)
Main system of EH-150 EH-150 APPLICATION MANUAL NJI-281* (X)EH-150 series Programming software H-SERIES
LADDER EDITOR for Windows®
INSTRUCTION MANUAL
NJI-342* (X)
* A final number of the manual number may change according to updating version.
1.1 Supported CPU modules and programming software
Compact remote module EH-TRMME/EH-TRMLE can be used with CPU and programming software shown in
Table1.2.
Table 1.2 Supported CPU modules and supported versions of programming software
CPU modules Programming software
Model name Supported
version Product name Model name Supported version
EHV-CPU128
EHV-CPU64
Standard
Edition EH-CTE-E Ver.2.18 or newer (Note 1)
EHV-CPU32
EHV-CPU16
Not depend on the
software version of
CPU. Control Editor
Variable Name
Edition EH-CTE-EVN Ver.2.22 or newer (Note 1)
EH-CPU548
EH-CPU516
EH-CPU316A
EH-CPU208A
EH-CPU104A
Not depend on the
software version of
CPU. LADDER EDITOR for Windows® HLW-PC3E Not depend on the software
version of programming
software.
(Note 1) In spite of Ver.2.17 or older, Ver.2.20, and Ver.2.21, you can use compact remote modules without no restriction by
setting I/O assignment as the next page.
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