ICP DAS USA ALM-04-MRTU User Manual
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ICP DAS USA ALM-04-MRTU User Manual

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ALM-04-MRTU User's Manual
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All products manufactured by ICP DAS are under warranty regarding
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original purchaser.
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ICP DAS assumes no liability for damages resulting from the use of this
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ALM-04-MRTU
User's Manual (Rev1.0, Jan./2020) ------------- 1

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Summary of Contents for ICP DAS USA ALM-04-MRTU

  • Page 1 ALM-04-MRTU User’s Manual www.icpdas.com Warranty All products manufactured by ICP DAS are under warranty regarding defective materials for a period of one year from the date of delivery to the original purchaser. Warning ICP DAS assumes no liability for damages resulting from the use of this product.
  • Page 2 ALM-04-MRTU User’s Manual Document Revision Version Date Description of changes Rev1.0 2020-01-02 First release for ALM-04-MRTU ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 2...

  • Page 3: Table Of Contents

    Modbus RTU Protocol..................23     Function Code .................. 23  4.1  4.2  Error Response ................. 23  4.3  Data Encoding .................. 24  4.3.1  Binary ..................... 24  4.3.2  16-bits Word(INT16) ................. 24  ALM-04-MRTU Address Mapping ............ 25  4.4  ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 3...

  • Page 4: Introduction

    ALM-04-MRTU User’s Manual 1. Introduction The ALM-04-MRTU controller have RS-485 connection with Modbus RTU protocol support. The controller makes an easy way to incorporate RS-485 connectivity into monitoring and control systems. Which makes perfect integration to monitoring in SCADA software, HMI Modbus & Utility.

  • Page 5: Features Description

    1.1.1 Modbus RTU protocols The Modbus RTU function on the ALM-04-MRTU can be used to provide data monitoring from HMI/SCADA software built with Modbus RTU driver. All the RS-485 & Modbus RTU configuration are store in MicroSD(T-Flash), it can be created by PC Utility.

  • Page 6: Specifications

    ALM-04-MRTU User’s Manual Specifications Table 1-1: System Specifications Communication Interface RS-485 Parity, Data bit, Stop bit None/Odd/Even, 8, 1/2 Baud Rate 300 ~ 115200 bps Protocol Modbus RTU Watchdog Yes, 1.8s LED Indicators One 2 colors LED, Blue for System status, Power/Status Red for Alarm status.
  • Page 7 ALM-04-MRTU User’s Manual Table 1-2: I/O Specification Digital Input Channels Input Type Dry Contact: Sink Off Voltage Level: Open Dry Contact Level On Voltage Level: Close to GND Photo-Isolation 3750 VDC Input Condition Pulse Width must > 150mSec or more...

  • Page 8: Hardware

    ALM-04-MRTU User’s Manual 2. Hardware 2.1 Outward Appearance ALM-04-MRTU contains I/O connectors, Micro SD, Reset to Default and LEDs. Power/Status LED Figure 2-1: Front Panel Connector Reset to Default Switch Micro SD(T-Flash) Figure 2-2: Back Panel ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 8...

  • Page 9: Led Indicator

    Alarm Status Red LED Connector Pin Define 2.1.2 Terminal NO Pin Name Wire Color Brown Orange Yellow Green Blue DI.GND Gray Black Black Line Out Purple White White Figure 2-3: I/O Connector of ALM-04-MRTU ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 9...

  • Page 10: Reset To Default

    Press & hold the reset button on the bottom side over 6 Sec until the Red LED quick flash and release, the ALM-04-MRTU will restore to default setting, default Device ID is “1”, RS-485 setting is “115200,N,8,1”, Volume is “5”.

  • Page 11: Wire Connection

    ALM-04-MRTU User’s Manual Wire Connection Wire connection define 2.4.1 The following describe the wire color & function Figure 2-6: Wire color & function Digital Input (DI) wiring 2.4.2 Figure 2-7: DI Dry contact wiring ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 11...

  • Page 12: Relay Output Wiring

    ALM-04-MRTU User’s Manual Relay Output wiring 2.4.3 Figure 2-8: Relay Output wiring Line Out wiring 2.4.4 Figure 2-9: Line Out wiring Power Input 2.4.5 Figure 2-10: Power Input RS-485 Wiring 2.4.6 Figure 2-11: RS-485 Wiring ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 12...

  • Page 13: Software

    3.1 ALM04 Editor Utility The following is the main screens provided by ALM Utility, these utility tools can be thought as a useful tool for configuration and monitoring on the ALM-04-MRTU. It supplies several functions, such as Monitoring, Configuration, Connection, Wi-Fi setting and F/W upgrade, etc...

  • Page 14: Alarm Mode & Audio Editor

    Alarm Mode & Audio Editor 3.1.2   ALM-04-MRTU contain 8 kinds of alarm mode, Mode 0 ~ 3 are DI1~DI4 in single independence channel trigger, in DIx channel priority, the priority of DI channel is DI4 > DI3 > DI2 > DI1.

  • Page 15: Start Your Edit

    ALM-04-MRTU User’s Manual 3.2 Start your Edit First, load your project if the “Project Dir:” is not your target work job, or you need to start with a new project. To Create a new project, use Load Project button, select the directory where you want to put and add the new directory name “newwork1”, etc.
  • Page 16 ALM-04-MRTU User’s Manual (2) Add Audio: Double Click on which File No. you are going to add the audio file, max 64 files can be assigned. File No. play back, select Play Source (Audio file original location) or Play Project (Audio file in project), click File No.
  • Page 17 ALM-04-MRTU User’s Manual (3) Alarm Config: Frist you need to select Alarm Mode, then you can assign audio File No. for each alarm channel from combo box, playback Repeat count & Alarm Output Relay. Figure 3-5: Alarm Config Mode0~3 Figure 3-6: Alarm Config Mode4~7 ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 17...

  • Page 18: Make A Micro Sd From Project

    ALM-04-MRTU User’s Manual Make a Micro SD from project 3.2.1 Open project folder uses the Open Folder button, copy all the files inside this folder to the MicroSD root directory. Figure 3-7: Open Project folder to copy File content in SD Card 3.2.2...

  • Page 19: Alarm Mode Description

     When alarm in playback process, any input trigger will ignore.  The highest DIx channel priority input will take place after the previous playback complete. Figure 3-8: ALM-04-MRTU Mode 0 Mode 1: Channel Trigger-Trigger Input priority Playback  DI1 to DI4 playback in single independence trigger of 4 channels.
  • Page 20 Playback will repeat when input are not release & will stop immediately when input released.  When multi trigger in same time the highest DIx channel priority will take place Figure 3-10: ALM-04-MRTU Mode 2 Mode 3: Channel Trigger- Memory Once Playback ...
  • Page 21 When alarm in playback process, any input trigger will ignore.  The highest binary channel priority input will take place after the previous playback complete, DI4 is the most highest channel. Figure 3-12: ALM-04-MRTU Mode 4 Mode 5: Binary Trigger-Trigger Input priority Playback ...
  • Page 22 Playback will repeat when input are not release & will stop immediately when input released.  When multi trigger in same time the highest binary channel priority will take place, DI4 is the most highest channel. Figure 3-14: ALM-04-MRTU Mode 6 Mode 7: Binary Trigger- Memory Once Playback ...

  • Page 23: Modbus Rtu Protocol

    Modicon controllers. Detailed information can be found at http://www.modicon.com/techpubs/toc7.html. You can also visit http://www.modbus.org to find more valuable information. ALM-04-MRTU modules support the Modbus RTU protocol. The communication Baud Rates range from 300bps to 115200bps. The following Modbus functions are supported.

  • Page 24: Data Encoding

    ALM-04-MRTU User’s Manual 4.3 Data Encoding Modbus uses a “big-endian” representation for address and data items. This means that when a numerical quantity larger than single byte is transmitted, the most significant byte (MSB, also called the high-order byte) is send first. The following sub- topics describe the different byte of encoding and show how the data is encoded as it is within the Modbus RTU packet.

  • Page 25: Alm-04-Mrtu Address Mapping

    ALM-04-MRTU User’s Manual 4.4 ALM-04-MRTU Address Mapping Modbus Address(MB Addr) Base: 0x00 Address MB Addr Descriptions Range(Byte) Type 00001 Digital Output 0=OFF, 1=ON ✽ Length must always be 1. Table 4-5: FC01 Read Coil address (0xxxx) Address MB Addr Descriptions...
  • Page 26 ALM-04-MRTU User’s Manual Technical Support If you have problems about using the ALM-04-MRTU controller, please contact ICP DAS Product Support. Email: service@icpdas.com ALM-04-MRTU User’s Manual (Rev1.0, Jan./2020) ------------- 26...

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