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CON-MBUS
Application Guide
Edition 1.4

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Summary of Contents for Delta Controls CON-MBUS

  • Page 1 CON-MBUS Application Guide Edition 1.4...
  • Page 2 Information in this document is subject to change without notice and does not represent a commitment to past versions of this document on the part of Delta Controls Inc. Delta Controls Inc. may make improvements and/or changes to this document /the associated software/or associated hardware at any time.
  • Page 3: Table Of Contents

    Set GCL Wait Time for Meter Queries ..................20 Step 5: Choosing How to Configure the GWT Object to Translate Meter Data ......21 Step 6: Configuring the GWT Object Obtained from the CON-MBUS Product Page ....21 Creating the BACnet objects ........................22...
  • Page 4 Saving the GWT Object ......................41 Loading the GWT Object ......................42 Removing a Meter from the Network ..................42 Troubleshooting ........................43 CON-MBUS Status Indicators Table ..................45 Document Revision History ...................... 46 Page 4 of 48 CON-MBUS Application Guide...
  • Page 5: Product Description

    Product Description The CON-MBUS is a level converter used to bring data from M-Bus (Meter-Bus) products into a BACnet controller. The CON-MBUS can be used with any Delta Controls product that has an available MS/TP port. The CON-MBUS is capable of supplying power to the meters and can support up to 150 meters.
  • Page 6: About M-Bus

    The gateway is viewed as a purely software entity. Meter ID# refers to the unique ID assigned to a meter by the manufacturer. With CON-MBUS software, this information is displayed in the Description tab of the GW object. For example, a Meter Id# might be 10510405 Primary Address refers to the network address assigned to the meter in the factory.
  • Page 7: Important Information

    Important Information Find these documents on the CON-MBUS product page on George. CON-MBUS Application Guide • CON-MBUS Catalog Sheet • CON-MBUS Release Notes • CON-MBUS Installation Guide • Delta Controls Wiring and Installation Guidelines • Cautions and Warnings These controllers are electrostatic-sensitive devices. Proper ESD protection (ground strap) should be used when installing this product so that damage to the product does not occur.
  • Page 8: Typical Network Architecture With Con-Mbus

    Typical Network Architecture with CON-MBUS Typical Network Architecture with CON-MBUS Ethernet M-Bus network Maximum 150 meters M-Bus network Maximum 150 meters M-Bus network Maximum 150 meters Page 8 of 48 CON-MBUS Application Guide Document Edition 1.4...
  • Page 9: Example 1: Star M-Bus Network

    Maximum length of Maximum Total Wire Length of all each network segment is network segments combined is 350 m (1148 ft) 1000 m (3280 ft) Network Segment Network CON-MBUS Segment Network Segment CON-MBUS Application Guide Page 9 of 48 Document Edition 1.4...
  • Page 10: Example 2: Daisy Chain M-Bus Network

    Typical Network Architecture with CON-MBUS Example 2: Daisy Chain M-Bus Network Maximum length of each network segment is 350 m (1148 ft) Network Network Network Network Segment Segment Segment Segment CON-MBUS Maximum Total Wire Length of all network segments combined is...
  • Page 11: Principles Of Operation

    Principles of Operation The CON-MBUS allows you to collect multiple types of data from M-Bus meters wired to an Delta installation. The CON-MBUS Solution consists of the following components: Delta enteliBUS, DSC or DAC controller • Custom Delta Gateway object and Gateway Translation objects residing in the Delta •...
  • Page 12: Power Over M-Bus Network

    LED function. Power over M-Bus Network The CON-MBUS can supply power to meters over the M-Bus network. The CON-MBUS can power up to 150 meters that each use 1 unit load of power. A unit load is equivalent to 1.5 mA.
  • Page 13: How To Integrate The Con-Mbus

    Each step is detailed in sections titled Step1 ..., Step 2... and so on. If you choose to download GWT objects from the CON-MBUS page on the George site, then you would follow the first four steps and then Step 6. These GWT objects are already configured for a specific product from a manufacturer.
  • Page 14: Step 2: Installing The Customized Object Dialogs On Ows

    In Version 3.40, you need to install both the customized Gateway (GW) object and the Gateway Translation (GWT) object dialogs. Download the customized dialogs as POB files from the CON-MBUS support page on the George support site. After the required customized dialog(s) has been downloaded and saved as described in following sections, restart the OWS for the changes to take effect.
  • Page 15: Step 3: Connecting And Configuring The Con-Mbus

    Step 3: Connecting and Configuring the CON-MBUS The CON-MBUS is wired to a Delta controller via RS-485 cabling. See the CON-MBUS Installation Guide on George for more information about this connection. The two objects used to configure the M-Bus interface are the Gateway (GW) object and the Gateway Translation (GWT) object.
  • Page 16: To Configure The Con-Mbus

    1. From ORCAview, open the CON-MBUS Interface (GW1) object and select the Setup tab. In the Port Settings section, set Port to the one that the CON-MBUS is connected to. The default is NET2. Reset the device after saving the GW1 settings if you choose to use NET1.
  • Page 17: Step 4: Adding A Meter To The Network

    Use a third party optical interface with software to get the meter information. • With one meter connected to the CON-MBUS, enter a meter number and check for • communication. Check the Description tab of the GWT objects for information such as the Meter ID#.
  • Page 18 GWT object. To confirm that the meter is transmitting, observe the LEDs in the CON-MBUS and also the M-Bus meter. The presence of information in the Description tab of the GWT confirms that the meter is communicating.
  • Page 19: Creating The Gwt Object And Adding A Meter To The Network

    GWT object, described below as method A and method B: A. Obtain the GWT object from the CON-MBUS page on George and load it into the Delta controller. Using GWT objects from this George page is the recommended approach.
  • Page 20: Set Gcl Wait Time For Meter Queries

    The Setword6 property allows you to set a retry timeout for querying meters. Adding wait time before a query allows for slower meters, for example, some Apator meters. The CON-MBUS sends the query to the meter three times but some meters need more time to respond.
  • Page 21: Step 5: Choosing How To Configure The Gwt Object To Translate Meter Data

    Recommended method: (easy way) Following Step 4: since you obtained the GWT • object for this meter from the CON-MBUS page on George, the GWT object is ready- to-use and is configured to translate the meter data. All you need to do is to click the Create BACnet Objects button to map the data.
  • Page 22: Creating The Bacnet Objects

    How to Integrate the CON-MBUS Creating the BACnet objects 1. Open the GWT object dialog. 2. Enter the object instance in each row of the Reference column. For AV or BV objects, enter AV20 or BV20 for example. See Tables of Supported BACnet Objects and Addressing Schemes for more information.
  • Page 23 The value from the meter could be KwH, but if it increases beyond an upper range then the meter might internally change to MwH and this is very difficult, if not impossible to handle in a program on a controller. CON-MBUS Application Guide Page 23 of 48 Document Edition 1.4...
  • Page 24: About The Gwt Reliability Timer Setting And Status Alarming

    Example 1 assumes that you use an existing GWT1 object as a template. You could download something similar to this from the CON-MBUS product page on George. Example 2 assumes that you create and configure a new GWT, rather than download an existing GWT from the George support site.
  • Page 25: Sontex Supercal 531 Data Elements For First Two Pages Only

    Gwt=1 Page=1 EXT_VIF CODE2 Ext Error Flags ACTUALITY DURATION TIME POINT ENERGY WATT-HR VOLUME M^3 ENHANCED ID# VOLUME M^3 ENHANCED ID# VOLUME M^3 CON-MBUS Application Guide Page 25 of 48 Document Edition 1.4...
  • Page 26 How to Integrate the CON-MBUS Gwt=1 Page=2 FLOW TEMPERATURE RETURN TEMP. VOLUME FLOW POWER WATTS Manufacturer Specific VOLUME M^3 Inc/PulseIp Chn 0 Manufacturer Specific Manufacturer Specific Manufacturer Specific EXT_VIF CODE2 Hw Sw EXT_VIF CODE2 Hw Ver On time AVERAGING DURATION...
  • Page 27: Example 1: Configuring The Sontex Supercal 531 For A Power Consumption Application Using An Existing Gwt As A Template

    GWT as a template This example shows how to use an existing GWT object for a Sontex Supercal 531 meter. You can download a GWT object for a particular meter from the CON-MBUS page on George. Sontex 531...
  • Page 28 How to Integrate the CON-MBUS To configure an existing GWT object for the Sontex Supercal 531: 1. Open the existing GWT1 object dialog. This dialog can serve as a template for the Sontex 531 meter. 2. Starting in the second row of the Reference column, enter an object instance, such as AV1 to replace the asterisk * character.
  • Page 29 5. Observe in Navigator that the AV objects are created. Navigator displays any changes in the AV object value that correspond with changes in the M-Bus meter. 6. Add any other row entries as required. CON-MBUS Application Guide Page 29 of 48 Document Edition 1.4...
  • Page 30: Example 2: Configuring The Sontex Supercal 539 For A Cooling Coil Application By Creating A New Gwt

    How to Integrate the CON-MBUS Example 2: Configuring the Sontex Supercal 539 for a cooling coil application by creating a new GWT This basic example shows how to create and configure a new GWT object for a Sontex Supercal 539 meter.
  • Page 31 For this simple example, assume that we are interested in the following Records from Page# Gwt=2 Page=1 VOLUME M^3 FLOW TEMPERATURE RETURN TEMP. VOLUME FLOW CON-MBUS Application Guide Page 31 of 48 Document Edition 1.4...
  • Page 32 How to Integrate the CON-MBUS To create and configure a new GWT object for the Sontex Supercal 539: 1. Create a new GWT object and open the dialog to the Setup tab. The GWT instance must correspond to the primary address of the M-Bus meter e.g. GWT2 for meter 02.
  • Page 33 11. Observe in Navigator that the AV object is created. Navigator displays any changes in the AV object value that correspond with changes in the M-Bus meter meter. CON-MBUS Application Guide Page 33 of 48 Document Edition 1.4...
  • Page 34: Bacnet Objects: Naming Scheme For Objects

    How to Integrate the CON-MBUS BACnet Objects: Naming Scheme for Objects When the BACnet objects are created on the controller, they employ a naming and an instance numbering scheme. The full name consists of the GWT object name, an underscore, and the name in the Name column.
  • Page 35: Tables Of Supported Bacnet Objects And Addressing Schemes

    For OWS 3.40 R1, manually assign the object numbers for the inputs. You can assign up to 250 objects and distribute them as required. On a controller, you can assign ten inputs for a GWT and then just one input for another GWT. CON-MBUS Application Guide Page 35 of 48 Document Edition 1.4...
  • Page 36: 3.33 R2 And R3 Firmware

    How to Integrate the CON-MBUS 3.33 R2 and R3 Firmware Software Number BACnet Object Types BACnet Object Address Version Objects Use this addressing relationship: (Instance Add leading zeroes where needed Objects 3.33 R2 / R3 range) Variables 01-99 AV, BV...
  • Page 37 GWT number 01 and object instance of 99. 01-99 Same as for Variables AV, eBCON BV. Available for use in (10101-25099) application that require double word precision such as a totalizer value. CON-MBUS Application Guide Page 37 of 48 Document Edition 1.4...
  • Page 38 How to Integrate the CON-MBUS Software Number BACnet Object Types BACnet Object Address Version Objects Use this addressing (Instance Objects relationship: 3.40 R1 range) Add leading zeroes where needed Hardware 01-99 AI, BI You create these objects Inputs manually and need to...
  • Page 39: 3.40 R2 And R3 Firmware

    GWT number 01 and object instance of 99. 01-99 Same as for Variables AV, eBCON BV Available for use in (10101-10250) application that require double word precision such as a totalizer value. CON-MBUS Application Guide Page 39 of 48 Document Edition 1.4...
  • Page 40 How to Integrate the CON-MBUS Software Number BACnet Object Types BACnet Object Address Version Objects Use this addressing (Instance Objects relationship: 3.40 R2 / R3 range) Add leading zeroes where needed Hardware 01-99 AI, BI, Uses eBUS addressing: Inputs (1400101-...
  • Page 41: Managing Gwt Object Configurations

    3. Click OK to save and close the dialog. 4. Right click on template GWT object and select Save As from the popup menu. The object is saved as a POB file. CON-MBUS Application Guide Page 41 of 48 Document Edition 1.4...
  • Page 42: Loading The Gwt Object

    To load a GWT object into a controller right click on the controller and select Load from the popup menu. Removing a Meter from the Network To remove a meter from the network,delete the GWT object and the associated AV, BV, MV, AI and BI objects. Page 42 of 48 CON-MBUS Application Guide Document Edition 1.4...
  • Page 43: Troubleshooting

    The Description tab on both the GW and GWT objects may contain diagnostic messages. Troubleshooting Symptom Solution CON-MBUS not communicating with Verify Baud Rate and wiring. Delta controller Verify that jumpers match settings on GW object setup tab and follow the Installation Guide.
  • Page 44 Troubleshooting Troubleshooting Symptom Solution No data is received Verify that the CON-MBUS is receiving data packets from the M-Bus meter by observing the LEDs in the CON-MBUS. See the CON-MBUS Status Indicators Table or the CON-MBUS Installation Guide for location and function of LEDs.
  • Page 45: Con-Mbus Status Indicators Table

    Verify that the power consumption for all meters does not exceed the CON-MBUS's 150 unit load limit. See MBUS Fault LED. Verify that a Scan Timer value is defined in the first row in the Setup tab of the GWT object.
  • Page 46: Document Revision History

    Description tab of GW. Add troubleshooting for problematic entries in GWT Setup. March 27, 2014 J. Halliday Update CON-MBUS Status Indicators section, Device Status LED Update to current document format Remove Beta from footer February, 2016 J. Halliday Minor changes for 3.40 R3.2 firmware.
  • Page 47 CON-MBUS Application Guide Page 47 of 48 Document Edition 1.4...
  • Page 48 www.deltacontrols.com...

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