Austdac HUBBUS HBTX8D User Manual

Eight channel digital transmitter
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Title
HUBBUS
EIGHT CHANNEL DIGITAL TRANSMITTER
TYPE HBTX8D
USER MANUAL
Document Number
125-257-12
Issue
01
1 OF 24

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Table of Contents
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Summary of Contents for Austdac HUBBUS HBTX8D

  • Page 1 Title HUBBUS EIGHT CHANNEL DIGITAL TRANSMITTER TYPE HBTX8D USER MANUAL Document Number 125-257-12 Issue 1 OF 24...
  • Page 2: Revision Control

    Copyright 2020 This document remains the property of Austdac Pty. Ltd. It is subject to its recall and must not be reproduced in part or whole or its contents divulged to third parties without prior written approval from Austdac Pty Ltd.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS Revision Control ..........................2 TABLE OF CONTENTS ........................3 TABLES ............................5 FIGURES ............................5 1 Introduction ..........................6 1.1 Background and Context ....................... 6 1.2 Purpose..........................6 2 Warnings and Precautions ......................7 2.1 Warnings ..........................7 2.2 Symbols ..........................
  • Page 4 7.2.1 Status Output HubBus Address ..................19 7.2.2 Contact Type ........................ 19 7.2.3 Interrupt Mode ......................19 7.2.4 Modbus Parameters ..................... 19 7.2.4.1 Modbus Address ....................19 7.2.4.2 RS485 Enable ....................19 8 MODBUS ........................... 21 8.1 Physical Layer ........................21 8.2 MODBUS Registers ......................
  • Page 5: Tables

    TABLES Table 1: STAT LED ........................12 Table 2: SYNC LED ........................12 Table 3: +V LED ........................... 13 Table 4: Rx LED ........................... 13 Table 5: Tx LED ..........................13 Table 6: (1) LED ........................... 13 Table 7: (2) LED ........................... 13 Table 8: (3) LED ...........................
  • Page 6: Introduction

    1 Introduction 1.1 BACKGROUND AND CONTEXT HubBus is Austdac's long distance distributed I/O system used in a wide range of applications in non-hazardous environments. HubBus overcomes the limitations of other distributed I/O systems in terms of noise immunity from new variable frequency drives, number of channels for input and output devices, transmission distances on large overland conveyors and powering devices from the communications line.
  • Page 7: Warnings And Precautions

    RIGHT side (Ext) if using an external power supply. WARNING: If the HBTX8D is used in a manner not specified by Austdac then the protection provided by the HBTX8D may be impaired. WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
  • Page 8: User Access

    2.3.1 USER ACCESS There are no user serviceable parts within the HBTX8D. The user should not open or disassemble the HBTX8D. 2.3.2 STORAGE, INSTALLATION, USE AND MAINTAINANCE REQUIREMENTS The HBTX8D should only be installed, operated and maintained by qualified personnel in accordance with the condition of safe use as outlined in the certificate. Ensure that all instructions and warnings are observed.
  • Page 9: Overview

    3 Overview 3.1 GENERAL DESCRIPTION HubBus eight channel transmitter with voltage free digital inputs. The HBTX8D may be configured for use with contact or NPN transistor inputs. Figure 1: HubBus eight channel digital transmitter The digital transmitter may be line powered or use an external supply. It detects the states of eight voltage free contacts and signals from devices with open collector NPN transistor output, e.g.
  • Page 10: Operation

    External 12-48VDC Power Supply Power Supply Driver & Detection Isolated Contact / NPN Input Circuit 1 HubBus HubBus Interface Driver & Detection Contact / NPN Input Circuit 2 Driver & Detection Contact / NPN Input Circuit 3 Driver & Detection Contact / NPN Input Circuit 4 HBTX8D...
  • Page 11: Installation

    4 Installation 4.1 ENCLOSURE The HBTX8D should be mounted in a host enclosure providing protection against dust and moisture. A minimum ingress protection of IP54 is recommended. 4.2 MOUNTING The HBTX8D should be mounted on an NS 35 DIN rail. Optionally, a 16-position DIN rail connector can be inserted in the DIN rail.
  • Page 12: Front Panel

    5 Front Panel 5.1 OUTER As viewed with the top cover in place. Figure 3: Front panel 5.1.1 LEDS LED indicators give a quick overview of current system operational state. 5.1.1.1 STAT Colour Flash Rate Description GREEN Flash Communication to HubBus interface active and sync pulse detected. Solid Lost communication to HubBus interface.
  • Page 13: Table 3: +V Led

    5.1.1.3 +V Colour Flash Rate Description GREEN Solid External power source good. Table 3: +V LED 5.1.1.4 Rx Colour Flash Rate Description BLUE Flash MODBUS Receive, persistence of 100ms Table 4: Rx LED 5.1.1.5 Tx Colour Flash Rate Description BLUE Flash MODBUS Transmit, persistence of 100ms Table 5: Tx LED...
  • Page 14: Inner

    5.2 INNER Module display board as viewed with the housing top cover opened. Power Selection Config Port Figure 4: Display and interface board 5.2.1 Power Source Selection Power source selection: A. Line: HubBus line powered B. Ext: External power supply 5.2.2 Config Port Four pin TTL level configuration port.
  • Page 15: Terminals

    6 Terminals 6.1 TYPE The PCB terminal connector is a Phoenix Contact style with 5.08mm pitch. Austdac supplies the module with a 90˚ free hanging push-in spring terminal plug. Figure 5: Terminal Plug 6.2 LAYOUT HBTX8D Signal+ Signal- Table 10: HBTX8D Terminals 6.2.1 Power...
  • Page 16: Din Rail Bus

    Not available. Use MODBUS interface via the DIN rail bus. See below. 6.2.4 DIN Rail Bus To eliminate inter-module wiring a DIN-rail bus system may be used with the HubBus modules. The DIN rail bus is used to distribute the following: 6.2.4.1 HubBus module auxiliary power (10-48VDC) Any industrial rated power supply may be used.
  • Page 17: Figure 7: Npn Input

    Figure 7: NPN Input NPN inputs are also scanned at 50ms intervals but have a constant current source at the terminal. They have a terminal voltage of 3.3VDC and draw 3.3mA when pulled low by the NPN switch. The status of the inputs is shown on the front panel LED indication and is available as a HubBus channel or as a MODBUS register.
  • Page 18: Configuration And Parameters

    7 Configuration and Parameters The following are descriptions of system and device parameters. They are accessed via MODBUS parameters described in the following section. 7.1 CONFIGURATION PROCESS Configuration of safety devices follow the below process: 1. Enter the configuration option when the HHP1-H is connected to the device. 2.
  • Page 19: Status Output Hubbus Address

    7.2.1 Status Output HubBus Address State of the input to be transmitted by the HBTX8D. Value Limit (channels) Minimum Disabled Maximum 2048 Default Disabled Table 11: Parameter – HubBus Output Address 7.2.2 Contact Type Each input must be configured as either contact type or NPN type. Limit Value Minimum...
  • Page 20: Table 15: Parameter - Rs485 Enable

    Value Meaning Enabled Port enabled Disabled Port disabled Default Disabled Table 15: Parameter – RS485 Enable HubBus Eight Channel Digital Transmitter 20 OF 24 125-257-12 HBTX8D USER MANUAL Issue: 01...
  • Page 21: Modbus

    8 MODBUS 8.1 PHYSICAL LAYER Mode: [Terminals] 2-wire RS485 [Configuration Port] TTL Protocol: Modbus RTU Baud Rate: 19200 Data Bits: Stop Bits: Parity: Even Address: 8.2 MODBUS REGISTERS Register Limits: o Code 1 / Read Coils: 256 bits o Code 2 / Read Discrete Input: 256 bits o Code 3 / Read Holding Registers: 64 words...
  • Page 22: Device Identification

    Module 1028 N/A, returns “” Identifier Austdac Serial 1032 Austdac format serial number in the following format: “YYMMnnnn” F/W Ver. Main 1036 Firmware version of the main microcontroller, most significant byte is the major and the least significant byte is the minor version number.
  • Page 23: Hubbus Digital

    Input 7 1071 Input 8 1072 Table 17: Modbus Registers – Information Data Displayed value = (DATA / HIGH) * SCALE 8.2.3 HubBus Digital 8.2.4 HubBus Datalink HubBus Eight Channel Digital Transmitter 23 OF 24 125-257-12 HBTX8D USER MANUAL Issue: 01...
  • Page 24: Specifications

    9 Specifications General Name HubBus Eight channel Digital Transmitter Type HBTX8D Interface Number of HubBus terminals Bus channels Adaptive (up to 2048) Bus protocol Dual pulse alternating on cycles Bus connection Galvanically Isolated RS485 1 x Modbus 2 wire (isolated port) Configuration TTL, 19,2k/8/1/E Physical...

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