Building Automation Knowledge Base

Issue How long will a UNC-520 hold the date & time if AC power and the backup battery are disconnected? How long will a UNC-520 hold the date & time if AC power is disconnected but the backup battery remains connected? Environment UNC-520 Universal Network Controller Cause UNC-520 provide real-time clock and need to maintain the information during power failures. Resolution Approximately one hour. This is done by a 1200 µF 10 Vdc capacitor that backs up the real-time clock chip. Over one month.

Issue ZBuilder will not open on certain commissioned Xenta 121s in Lonmaker. It will open on others in the same network. Environment ZBuilder LonMaker Cause Incorrect or corrupted configuration parameters prevent the ZBuilder plug-in from opening on specific Xenta 121s. Resolution Right-click on the device in LonMaker and choose Browse Take a screen capture of the various settings that will need to be re-entered Re-commission the Xenta 121 controller with default values (this will erase any configurations that have been made) ZBuilder will now work correctly. Re-enter any previously configured parameters

Issue Can individual terminals be purchased for the MNL-10Rxx, MNL-15Rxx, or MNL-20Rxx controller? Environment MNL controllers; MNL-10Rxx, MNL-15Rxx, or MNL-20Rxx Cause Replacement parts ... Resolution The individual terminals are not setup in the system for purchase.  The MNL-10Rxx, MNL-15Rxx, or MNL-20Rxx controller base assemblies are available for purchase under the following part numbers (MNL-BASE-100, MNL-BASE-150, MNL-BASE-200).

Issue How can thousands of unacknowledged alarms and exceptions be deleted quickly in SIGNAL? Environment SIGNAL (all versions) Cause Months of unacknowledged alarms and exceptions were allowed to accumulate. Resolution The files containing all the alarms and exceptions are located in the SIGNAL\ALARM and SIGNAL\EXCEPT folders respectively. Shutdown SIGNAL (all programs).  In the ALARM folder, delete the alarm_a.dat, alarm_u.dat, and alarm_l.num files. In the EXCEPT folder, delete the excep_a.dat, except_u.dat, and excep_l.num files. Reboot the computer.

Issue What is the b2 and i2 Controller Object Format property used for? Product Line EcoStruxure Building Operation Environment Continuum Conversion i2 Controller objects b3 controller objects Cause i2 and b3 Controller objects include a a Format field for objects created using the Continuum Conversion tool. What is this used for and how does the value effect the operation?     Resolution These Format values are propagated through the Continuum Conversion Tool for reference only and have no impact on operation in EBO. The values cannot be modified. In EBO there are two ways to configure numeric display formats. -In WorkStation property pane and watch window, the number of decimals displayed to the right of the decimal point is inherited from the WorkStation PC's regional settings. This setting applies to all values displayed in WorkStation except for values in graphics. -In graphics, the number decimals displayed to the right of the decimal point is configured value-by-value in the Graphics Editor.   The format value is not stored in an EBO export and if objects are manually created, then standard formats are used for the type of object created .

Issue When ordering an MNL-10Rxx, MNL-15Rxx, or MNL-20Rxx controller, is the controller base included? Environment MNL controllers; MNL-10Rxx, MNL-15Rxx, or MNL-20Rxx Cause The web pages on iPortal do not described whether or not the base is included. Resolution The base is included when ordering any of these MNL controllers.

Issue What versions of Sigma does RAM Remote Alarm Manager work with? Environment Sigma RAM Cause RAM does not work with S-150 or S-400. Resolution RAM Remote Alarm Manager will only work with S-FULL. The site will need to be upgraded with S-UPG to the full version. 

Issue Sometimes the availability count for license features are displayed as double the actual available count for Entitlements. The problem has no functional effect on the system other than that the visual indication of the feature count is wrong. Issue seen in Entitlement View - Features inside a License Product are doubled. Issue seen in Server View. -The issue can be seen temporarily during activation on the server line. -The number of features inside the License Products available for activation under the server are doubled permanently. Server line view after activation. - After the license product has been activated the features on the server are shown correctly. Product Line EcoStruxure Building Operation Environment Building Operation Automation Server Premium (AS-P) Secure Boot Building Operation Automation Server Bundled (AS-B) Scalable Cause AS-P Classic and AS-B Classic licenses are NOT affected. None of the Windows licenses are affected.   EBO releases affected: All EBO versions up to and including 4.0.3. The EBO systems that are already running licenses are Not affected. Customers that for any reason reinstall an Entitlement in DA will be affected by the issue. EBO 5.0.1 Resolution This issue is planed to be resolved in the following EBO versions: EBO 4.0.4 EBO 5.0.2

Issue According to the documentation the max cable lengths for the sensors connected to a Multical device are : Temperature sensors : 10m Flow Sensor : 2,5m Is it possible under any circumstances to extend the cable length up to 15m?   Environment Multical Cause The sensors come in pairs and are calibrated. They must never be extended. The longest length available is 10 metres. Resolution It is not possible to extend the cables to the sensors, as the devices are calibrated with the sensors delivered from the factory.

Issue What is the Analog to Digital Output resolution of the MNB controllers? Environment MNB Controllers Cause Analog to Digital conversion resolution. Resolution The MNB BACnet controllers have 12-bit resolution on the inputs and 8-bit resolution on the analog outputs.

Issue Can Satchsize the valve sizing software be used with Windows 7? Environment Valve sizing Satchsize Cause Customer wishes to use Satchsize on Windows 7. Resolution Satchsize is no longer available and is not supported with Windows 7, but a new program is available. TAC Valve 1.8 UK can be downloaded from the Buildings Business Extranet. Once installed please use the help files installed with the program.

Issue Since the ZS106 is obsolete, a replacement is requested. Environment ZS106 - 007309220 STR106 - 004600500 Cause Replacement for obsolete product. Resolution The STR106 wall module, part no 004600500, is replacing the obsolete zone sensor ZS106.

Issue What are the different override types on a 7780 Lighting Controller? Environment 7780 Lighting Controller Cause Different override types behave differently. Resolution Permanent means the override will continue indefinitely until: the button is pressed, the switch is moved, or the next time schedule off time happens. Timed means the override will run for a specified number of minutes (0-120).

Issue What is the switching level resistance for a digital input to be seen as 1 in a Xenta 411/412 I/O modules Environment Xenta 411/12 Cause Integrating third party devices with Xenta 411/412 I/O modules. Resolution The switching level resistance for a digital input to be seen as 1 in a Xenta 411/12 is around 2000ohm

Issue Requested Clients window shows a remote client as being off-line. Environment Sigma Clients Remote Requested Clients Off-line Cause Sigma defect 3174 - The remote client status as shown in the "Registered Clients" window, may be incorrect. This is caused by the remote client being started before the local client.. Resolution This issue has been corrected in Sigma release 4.05 SEB, upgrade the site to this release or later. If an upgrade is not possible then Shut down Sigma and re-start the local client first.

Issue Access which allows a value to be changed, also allows other changes to be made. Environment Users User accounts Cause A user account is created to have read only access, but this user must also have access to view Graphics, and on these graphics, be able to change values. How can this be achieved without allowing the user access to delete or edit these objects?   Resolution At StruxureWare Building Operation release 1.3 there are no available options that will achieve this configuration, the most appropriate configuration is to create a Workspace for the user, in which they will see only the Graphics, the user would have Read/Write access to the values they are allowed to change.

Issue Is the MZ20B suitable for use in an On/Off application? Environment MZ20B 230V: 8455003000 MZ20B 24V: 8455001000 Cause Depending on control signal type and construction, some actuators are better suited for On/Off applications. Resolution Yes, the MZ20B can be used in an On/Off application. For connection details and more, please see the MZ20B data sheet. 

Issue Does the JACE-645 come with 128 MB or 256 MB like the ENC-520? Environment I/A Series, JACE-603/645 Cause Not sure what it comes with after reviewing announcement PA-251. Resolution A JACE-603 or JACE-645 comes standard with 128 MB of RAM with the option to upgrade to 256 MB.  The part number for the optional memory upgrade is TRD-NPM-256. This part number modifies the license which enables the factory-installed memory (license line:  maxHeap=true).

Issue How do I reset the view of the System Plug-In  to the original look. Environment System Plug-In Cause They folder pane has been modified and now the default layout is required. Resolution A reset to default will be required to get the original settings These steps will reset the view to default Open the System Plug-In Under the file menu select Default Settings A message will appear that "The command requires a restart to take effect." Shut down the System Plug-In Restart the System Plug-In  with the original default setting is applied

Issue The status of a Lon binding states locked.  How can it be changed to bound?    Environment R2, WorkPlace Pro Cause Binding is locked. This can be done at the time the node is learned or a network variable can be locked on the property sheet of the node. Resolution The Network Variable bound to the link will have to be unlocked to change the link to bound. Open the device property sheet that’s associated to the locked link Select the device tab and LonProps tab. Select and expanded the Snvt that’s associated with the locked link Unselect “Locked” and click Apply. Open LonDeviceManager under LonWorkService Highlight the device and select UpLoad Check boxes: “Upload binding info”, “Add links” and “Upload config data” and click Apply - DO NOT check “Lock existing bindings”   The link status now read bound.