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Hitachi HIDIC EH150 EN-TRMME Applications Manual

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

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  Summary of Contents for Hitachi HIDIC EH150 EN-TRMME

  • Page 1 HITACHI PROGRAMMABLE CONTROLLER Compact remote module Master: EH-TRMME/ Slave: EH-TRMLE APPLICATION MANUAL NJI-536A (X)
  • Page 2 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.)
  • Page 3 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.
  • Page 4 2. About wiring REQUIRED Always perform grounding (FE terminal). If grounding is not performed, there is a risk of electric shocks and malfunctions. CAUTION Connect power supply that meets rating. If a power supply that does not meet rating is connected, fire may be caused. The wiring operation should be performed by a qualified personnel.
  • Page 5 4. About preventive maintenance DANGER Do 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 Do not disassemble or modify the unit. These actions may result in fire, malfunction, or malfunction.
  • Page 6 Revision History Description of Revision Date of Revision Manual Number 2009/10/02 NJI-536A (X) English first edition made from Japanese version NJI-536A...
  • Page 7: Table Of Contents

    Table of contents Chapter 1 Introduction 1-1 to 1-4 Supported CPU modules and programming software................1 - 1 Before use..............................1- 3 Features ..............................1- 4 Chapter 2 Specifications 2-1 to 2-6 General specifications..........................2- 1 Functional specifications ........................... 2 - 2 Remote slaves that can be connected to remote master (EH-TRMME) ............
  • Page 8 Chapter 6 Error indication and Countermeasure 6-1 to 6-8 Error indication............................6 - 1 Special internal outputs in CPU module....................6 - 2 Operation parameters related to remote system..................6 - 3 Function of reset switch..........................6 - 3 Error detection and running of CPU ......................6 - 4 Troubleshooting ............................
  • Page 9 MEMO...
  • Page 10: Supported Cpu Modules And Programming Software

    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.
  • Page 11 Chapter 1 Introduction I/O assignment for remote master with control editor of Ver.2.17 or older, Ver.2.20, and Ver.2.21 In the case of control editor you can set I/O assignment by selecting model name. But you can’t select EH-TRMME (remote 2) or EH-TRMME (4W/4W) with control editor of unsupported version. So, in the case of setting “REMOTE 2”, you must select EH-RMD (REMOTE 2) in “Others”...
  • Page 12: Before Use

    Chapter 1 Introduction Before use Great care has been taken in the manufacture of this product, but we advise that the following points are checked immediately after purchase. 1. Is the model the same one that you ordered? 2. Has the product been damaged in any way? 3.
  • Page 13: Features

    Chapter 1 Introduction Features (1) Total economy It is possible to lead to a reduction in total cost for system including wiring because the standard price of master and slave modules is reasonable and an affordable twisted cable can be used. (2) Compatibility with current models This remote module has communication-compatibility with the remote I/O for EM/EM-II and H-200/250/252B/252C and the remote I/O MINI for current H-2002/1002/702/302, and you can use an existing cable.
  • Page 14: General Specifications

    Chapter 2 Specifications General specifications General specifications are shown in Table 2.1. These specifications are common in EH-150 series. Table 2.1 General specifications Item Specifications 0 to 55 °C [Storage ambient temperature -10 to 75 °C] Operating ambient temperature Operating ambient humidity 20 to 90 % RH (no condensation) [Storage ambient humidity 10 to 90 % RH (no condensation) ] Vibration resistance Conforms to IEC 60068-2-6...
  • Page 15: Functional Specifications

    0.75mm cable: CO-EX-SX-1P-0.75SQ (Terminator 150Ω) (made by 0.3mm cable: CO-SPEV-SB(A)-1P-0.3SQ LF (Terminator 100Ω) Hitachi cable) 0.75mm cable: CO-EX-SX 2×0.75SQ LF (Terminator 150Ω) Applicable connector BL3.5/6F attached (made by Weidmuller) (Note 1) “Remote 2” is unavailable to EH-CPU104A/208A/316A. Always use “4W/4W” for these. There is no function for the read I/O assignment and copy.
  • Page 16: Remote Slaves That Can Be Connected To Remote Master (Eh-Trmme)

    Chapter 2 Specifications Remote slaves that can be connected to remote master (EH-TRMME) Remote slaves that can be connected to remote master module (EH-TRMME) are shown in Table 2.3. Table 2.3 Slave list that can be connected to remote master module (EH-TRMME) Series of Product name Model...
  • Page 17: Remote Masters That Can Be Connected To Remote Slave (Eh-Trmle)

    Chapter 2 Specifications Remote masters that can be connected to remote slave (EH-TRMLE) Remote masters that can be connected to remote slave module (EH-TRMLE) are shown in Table 2.4. Table 2.4 Master list that can be connected to remote slave module (EH-TRMLE) Specifications Series of Product...
  • Page 18: Supporting Module List In Salve Station

    Chapter 2 Specifications Supporting module list in salve station Modules and units that can be used with remote slave module (EH-TRMLE) are shown in Table 2.5. You can mount only modules that are “X16”, “Y16”, and “DUMMY 16” in I/O assignment on remote base. Table 2.5 Supporting module list on slave station name Model name...
  • Page 19 Chapter 2 Specifications Product name Model name Specifications assignment Remarks symbol Analog input EH-AX44 12 bits analog input (4 to 20mA, 0 to 10 V) each 4 ch. module EH-AX8V 12 bits analog input 8 ch., Voltage (0 to +10 V) EH-AX8H 12 bits analog input 8 ch., Voltage (-10 to +10 V) Do not...
  • Page 20: Chapter 3 Name And Function Of Each Part 3-1 To

    Chapter 3 Name and function of each part Name and function of each part in master module Name and function of each part Model name EH-TRMME Weight Approx. 0.12 kg 1] Lock button Consumption current (5VDC) Approx. 150 mA 2] LED display Dimensions (mm (in.)) 3] Rotary switch (upper) 4] Rotary switch (lower)
  • Page 21 Chapter 3 Name and function of each part Description of Rotary switch Rotary switch Symbol Meaning Details of setting I/O assignment of master module is set. Always set 9 or A or E. assignment (upper) (9, A, E) I/O assignment Remarks of master 0 to 8...
  • Page 22 Chapter 3 Name and function of each part Description of Side DIP switch When flipping a DIP switch up, it means ON as the Flipping a DIP figure shown in the right side. switch up is ON. Setting description Details Select the built-in 100Ω...
  • Page 23: Name And Function Of Each Part In Slave Module

    Chapter 3 Name and function of each part Name and function of each part in slave module Name and function of each part Model name EH-TRMLE Weight Approx. 0.14 kg 1] Lock button Consumption current (5VDC) Approx. 150 mA 2] LED display Dimensions (mm (in.)) 3] Rotary switch (upper)
  • Page 24 Chapter 3 Name and function of each part Description of Rotary switch Rotary switch Symbol Meaning Details of setting Station No. The station No. of the slave modules is set from 0 to 7. (upper) (0 to 7) In the case of mix with EM/EM-II station, set E in spite of Mix with EM mode station No..
  • Page 25 Chapter 3 Name and function of each part Description of Bottom DIP switch Flipping a DIP When flipping a DIP switch down, it means ON switch down is ON as the figure shown in the left side. 3 4 5 6 7 Setting description Details Built-in terminator...
  • Page 26: Chapter 4 Basic Functions And System Configuration 4-1 To

    Chapter 4 Basic functions and System configuration Selection of CPU module for compact remote system There are three methods to use compact remote system by I/O assignment and compression mode selecting. (1) Normal remote method (2) Compression remote method (3) 4W/4W method Differences between these methods are shown in Table 4.1.
  • Page 27: Basic Functions Of Compact Remote

    Chapter 4 Basic functions and System configuration Basic functions of compact remote 4.2.1 Channels and remote I/O area (1) Channels The channel is the unit of transmitted and received data between master module (EH-TRMME) and slave module (EH-TRMLE). One channel consists from 16 bit (1 word) input area and 16 bit (1 word) output area as shown as Figure 4.1.
  • Page 28: Occupied Channels And Specification Method

    Chapter 4 Basic functions and System configuration (2) Slave station number (Slave St. No.) Please set slave station number 0 to 7 to compact remote slave module (EH-TRMLE) with rotary switch (U) unlike old model slave module (RIOH-TL, RIOM-TL, etc) for the slave station identification. In this case, please set not to overlap slave station number.
  • Page 29: Correspondance Of Occupied Channels And I/O Slots (Normal Remote Method)

    Chapter 4 Basic functions and System configuration 4.2.4 Correspondence of occupied channels and I/O slots (Normal remote method) In the case of normal remote method I/O data are stored in occupied channels according to I/O assignment for remote base as showing in Figure 4.5. One channel corresponds to one slot because only either of them is used among I/O in one channel.
  • Page 30: Compression Mode Of Master Module (Compression Remote Method)

    Chapter 4 Basic functions and System configuration 4.2.6 Compression mode of master module (Compression remote method) In the case of old models H-200/250/252B/252C, input data and output data are stored in one channel by setting I/O assignment “B1/1” as shown in left side of Figure 4.7. But in the case of EH-150 (include EHV) series, input data and output data are stored in separate channel by setting I/O assignment “B1/1”...
  • Page 31: Basic System Configuration

    Chapter 4 Basic functions and System configuration Basic system configuration Basic system configurations consist from remote master module (EH-TRMME) and remote slave modules (EH-TRMLE) are shown in Section 4.3.1 and 4.3.2. 4.3.1 System configuration (Normal remote method) Typical system configuration example that I/O assignment of master module (EH-TRMME) is “Remote 2” is shown in Figure 4.9.
  • Page 32 Chapter 4 Basic functions and System configuration 2) Each channel consists from input area of 16 bits and output area of 16 bits. In the case of I/O assignment of master is “Remote 2”, either of input area or output area in one channel is used according to I/O assignment of the slot is “X16”...
  • Page 33: System Configuration (4W/4W Method)

    Chapter 4 Basic functions and System configuration 4.3.2 System configuration (4W/4W method) Typical system configuration example that I/O assignment of master module (EH-TRMME) is “Word 4W/4W” (“X4Y4W” in Control editor) is shown in Figure 4.12. Setting of slave St. No.1 Setting of master No.1 Setting of slave St.No.0 Slave St.
  • Page 34 Chapter 4 Basic functions and System configuration 9) I/O numbers of I/O module on remote slave base are as follows. CPU accesses master module as not remote module but as I/O module because I/O assignment of master is “Word 4W/4W”. So, I/O number for I/O module on remote slave base becomes the I/O number of slot mounted master module.
  • Page 35: 4.4 Replacement From H-200/250/252B/252C

    Chapter 4 Basic functions and System configuration 4.4 Replacement from H-200/250/252B/252C This remote module has communication-compatibility with remote I/O for H-200/250/252B/252C, you can use an existing cable in replacement. But there are differences with lineup of I/O modules, specifications, dimensions, I/O assignment, and support of commands, please consider these differences in replacement.
  • Page 36 Chapter 4 Basic functions and System configuration Figure 4.16 Example of I/O assignment for slave bases (with Ladder editor in system configuration example-3) Setting of slave St. No.1 Setting of slave St. No.0 Setting of master No.1 Slave St. No.: Slave St.
  • Page 37 Chapter 4 Basic functions and System configuration 4.4.2 Replacement with compression remote method In the case of H-200/250/252B/252C series, you can use the same number of image slots as occupied channels by setting I/O assignment “B1/1” for all I/O modules on remote bases. Therefore you can mount I/O modules twice the number of occupied slots.
  • Page 38 Chapter 4 Basic functions and System configuration Figure 4.19 Example of I/O assignment for slave bases (with Ladder editor in system configuration example-5) Setting of slave St. No.1 Setting of slave St. No.0 Setting of master No.1 Slave St. No.: Slave St.
  • Page 39: Replacement From Remote I/O Mini Of Large H Series

    Chapter 4 Basic functions and System configuration Replacement from Remote I/O MINI of Large H series Table 4.2 shows the outline of replacement from Remote I/O MINI of Large H series to compact remote of EH-150 series. According to operating mode (0 to 3) of master module (REM-MMH), Please set I/O assignments for master and I/O modules on slave bases in replaced compact remote system as shown as Table 4.2.
  • Page 40 Chapter 4 Basic functions and System configuration Setting of master Operation mode: Setting of slave St.No.0 Setting of slave St. No.1 First CH: First CH: Final CH: Number of Number of occupied occupied channels: channels: Master module (REM-MMH) Slave module Slave module (RIOH-TL) (RIOH-TL)
  • Page 41: Replacement From Remote I/O Mini With Mode-2

    Chapter 4 Basic functions and System configuration Figure 4.23 Example of I/O assignment for slave bases (with Control editor in system configuration example-8) 4.5.2 Replacement from Remote I/O MINI with mode-2 Mode-2 of remote I/O MINI is a mode that uses the remote input in 64 points and remote output in 64 points. Figure 4.24 shows the system configuration example of Remote I/O MINI with mode-1 for Large H series.
  • Page 42 Chapter 4 Basic functions and System configuration Setting of master Setting of slave St. No.0 Setting of slave St. No.1 Slave St. Slave St. No.: assignment: No.: 1 4W/4W Number of Number of Number of occupied occupied slaves: slots: 2 slots: 2 Compression Compression...
  • Page 43: Replacement From Remote I/O Mini With Mode-3

    Chapter 4 Basic functions and System configuration 4.5.3 Replacement from Remote I/O MINI with mode-3 Mode-3 of remote I/O MINI is a mode that uses the remote input in 128. Figure 4.26 shows the system configuration example of Remote I/O MINI with mode-1 for Large H series. Figure 4.28 shows replaced system configuration example with compact remote.
  • Page 44 Chapter 4 Basic functions and System configuration Figure 4.27 Example of I/O assignment for slave bases (with Control editor in system configuration example-12) Setting of master No.1 Setting of slave St. No.0 Setting of slave St. No.1 Slave St. No.: Slave St.
  • Page 45: Replacement From Remote I/O Mini With Mode-0

    Chapter 4 Basic functions and System configuration 4.5.4 Replacement from Remote I/O MINI with mode-0 Mode-0 of remote I/O MINI is a mode that uses the remote input in 352 points (704 points in the case of using image slots). Transfer command (TRNS1, QTRNS1) or a handshake program was necessary in the ladder program for handing over the data Remote I/O MINI and CPU while a lot of remote I/O numbers were able to be used.
  • Page 46 Chapter 4 Basic functions and System configuration Remote I/O MINI master module is mountable on any slot on basic base and expansion bases because I/O assignment of master module is “Word 4W/4W”. But compact remote master module is mountable on only slots 0 to 7 on basic base because I/O assignment of master is “REMOTE 2”.
  • Page 47: Replacement From Em/Em-Ii Series

    Chapter 4 Basic functions and System configuration Replacement from EM/EM-II series This remote module has communication-compatibility with remote I/O for EM/EM-II series, you can use an existing cable in replacement. But there are differences with lineup of I/O modules, specifications, dimensions, I/O assignment, and program language, please consider these differences in replacement.
  • Page 48 Chapter 4 Basic functions and System configuration Figure 4.33 Example of I/O assignment for slave bases (with Ladder editor in system configuration example-16) Setting of slave St. No.1 Setting of slave St. No.0 Setting of master No.1 Slave St. No.: Slave St.
  • Page 49: Replacement With Compression Remote Method

    Chapter 4 Basic functions and System configuration 4.6.2 Replacement with compression remote method In the case of EM/EM-II series, image slots those number are same as occupied channels can be used. In this case, I/O modules twice the number of occupied channels can be used. This system configuration example is shown in Figure 4.35.
  • Page 50 Chapter 4 Basic functions and System configuration Figure 4.36 Example of I/O assignment for slave bases (with Ladder editor in system configuration example-18) Setting of slave St. No.1 Setting of slave St. No.0 Setting of master No.1 Slave St. No.: Slave St.
  • Page 51: Replacement Of Slave Station Only

    Chapter 4 Basic functions and System configuration Replacement of slave station only In the case of replacement from old series such as EM/EM-II, H-200/250/252B/252C, and current large H series, it is possible to replace only slave station in order to postpone the transformation and debug for ladder program in CPU.
  • Page 52 Chapter 4 Basic functions and System configuration The image slot is used when the number of I/O modules mounted on slave base is more than the number of occupied channels with rotary switch as shown in Figure 4.39. Please turn on the compression mode of replaced slave module (EH-TRMLE) in this case.
  • Page 53: Response Time

    Chapter 4 Basic functions and System configuration Response time The response time of remote I/O is calculated as follows. ■ Equivalent of response time Response time: Ta [ms] = [Scan time of CPU] + [Remote refresh time] * 2 + [I/O refresh time in slave module] * 2 + [Input lag time] ……………………………………………………(4.1) + [Output response time]...
  • Page 54 Chapter 4 Basic functions and System configuration Table 4.3 Special internal outputs in CPU concerned with remote response time Setting Resetting Items Name Description condition condition The maximum value, present Set by Cleared by WRF010 Scan time (maximum value) Scan time value, and minimum value of system system...
  • Page 55 Chapter 4 Basic functions and System configuration MEMO 4 – 30...
  • Page 56: Chapter 5 Installation And Turning Power Supply On 5-1 To

    Chapter 5 Installation and Turning power supply on Loading the module (1) Installing 1] Hook the bottom part of the module to the hole in the base. 2] Press in the upper side of the module until it clicks. Note 1: After loading the module, check to make sure it does not come out.
  • Page 57: Mountable Slots For Remote Module

    Chapter 5 Installation and Turning power supply on Mountable slots for remote module (1) Master module (EH-TRMME) Maximum 4 master modules (EH-TRMME) can be mounted on slots that’s slot number are 0 to 7 as shown as Figure 4.2 in the case of setting I/O assignment of master module “REMOTE 2”. There is no limit in the number of mountable master modules when I/O assignment of master module is “Word 4W/4W”, and master module can be mountable on any slots on basic base and expansion bases.
  • Page 58 Chapter 5 Installation and Turning power supply on (2) Connection of Communication cable Use a shielded twist-pair cable for communication and ground the shielded cable at single end as a general rule. However, ground the cable appropriately according to noisy environment because the effect may depend on how to ground.
  • Page 59: The Order Of Turning On Power Supply

    Chapter 5 Installation and Turning power supply on The order of turning on power supply It is not necessary to care about the order of turning on the power supply of master station and slave stations for normal operation. However, when you turn on the power supply of master station before slave stations, communication time-out error (CERR) is detected in the master module because there is no response from the slave module even if the master module begins communicating when the power supply of master is turned on.
  • Page 60: Chapter 6 Error Indication And Countermeasure 6-1 To

    Chapter 6 Error indication and Countermeasure Error indication The error indications of LED light when error is detected with remote modules and transmission lines. Table 6.1 shows error indication of master module, and Table 6.2 shows error indication of slave module. Table 6.1 Error indication of master module (EH-TRMME) Check timing Counter...
  • Page 61: Special Internal Outputs In Cpu Module

    Chapter 6 Error indication and Countermeasure Special internal outputs in CPU module Remote refresh time and information about time-out error are stored in special internal outputs as shown in Table 6.3 when I/O assignment of master module of compact remote is “REMOTE 2”. Please note that the information to be stored is different from the other remote system.
  • Page 62: Operation Parameters Related To Remote System

    Chapter 6 Error indication and Countermeasure Operation parameters related to remote system Table 6.4 shows operation parameters related to remote system. Only hard error of master module is informed to CPU. When hard error (HERR) occurs in master module, CPU detect remote error, and error code “43”...
  • Page 63: Error Detection And Running Of Cpu

    Chapter 6 Error indication and Countermeasure Error detection and running of CPU In the case of compact remote system, remote modules continue communication when reverse double-transmission error or time-out error occurs. These errors are not informed to CPU, so CPU continues running normally. The communication error indication (CERR) is automatically turned off, if the communication returns normally.
  • Page 64 Chapter 6 Error indication and Countermeasure ■ Slave abnormal detection method –2: the case necessary of HOLD function In the case of setting HOLD function turning on, there is no guarantee that the input from slave is turned off with time-out error. Please control one point of the transistor output in slave station with the clock of one second, etc as shown in Figure 6.4.
  • Page 65: Troubleshooting

    Chapter 6 Error indication and Countermeasure Troubleshooting The procedure about troubleshooting is shown by the following flow chart. (1) POW LED : as turning off (5V DC power abnormality). POW LED lit POW LED of the power module is lit Check the power supply module a) AC power supply voltage (at the input terminal) b) Capacity of power supply module...
  • Page 66 Chapter 6 Error indication and Countermeasure (3) CERR LED of master module lights. (transmission time-out error) Or, remote I/O doesn't operate. CERR LED of master module lights. Setting of switches of master and slave is correct. Set rotary switch and DIP switch of master and slave correctly.
  • Page 67 Chapter 6 Error indication and Countermeasure (4) CERR LED of slave module lights. (transmission time-out error) CERR LED of master module lights. LED continues on after 30 seconds. But communication error (CERR) of slave module lights while master can’t start communication after initial processing.
  • Page 68: Chapter 7 Daily And Periodic Inspection 7-1 To

    Chapter 7 Daily and Periodic Inspection Daily inspection Verify the following items while the system is running. Please refer to Chapter 3 for detail of LED display, and Chapter 6 for detail of error indication and countermeasure. Table 7.1 Items for daily inspection of remote module Item Inspection Normal status...
  • Page 69 Chapter 7 Daily and Periodic Inspection MEMO 7 – 2...

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