Building Automation Knowledge Base

Issue When using the optional expansion enclosure within the 7780, is there a longer length matrix cable available than the standard 6-foot cable? Environment I/NET Site Cause When using the optional expansion enclosure within the 7780, is there a longer length matrix cable available than the standard 6-foot cable Resolution There is no alternative to the 72-inch matrix card ribbon cable (part# 606105-0041) that we supply. Since these signals are low voltage levels and there is no shielding within a ribbon cable, the 6-foot distance cannot be exceeded.

Issue Can the memory within an MR55 or MR88 be completely cleared by changing its dipswitch address? Environment MR55 MR88 Cause Changing just the dip switches is not sufficient to clear the memory. Resolution The address must be changed from the I/Stat or M/Stat.

Issue What is the maximum cable distance between the I/stat and the controller? Environment I/NET site Cause What is the maximum cable distance between the I/stat and the controller? Resolution 100 feet when using specified wiring type.

Issue When starting I/NET from filemaster PC, why do I receive an error message that states "cannot equalize with filemaster?" Environment I/NET Site Cause When starting I/NET from filemaster PC, why do I receive an error message that states "cannot equalize with filemaster?" Resolution Verify that the PC name of the filemaster has not changed. You can do this within the Configuration profile by deselecting/reselecting the filemaster checkbox. If the PC name change is discovered: Shut down I/NET, I/O Server, Equalsrv, and Equalcli. Go into Windows Explorer and delete all *.hfg files. Reboot PC Start I/NET

Issue Cannot connect to the direct connect link taps that reside on a host lan. Environment I/NET site with TAP(s) Cause Cannot connect to the direct connect link taps that reside on a host lan. Resolution Make sure that the hardware addresses within the link definition of the Configuration profile match the dipswitch address settings of the link taps.

Issue Trend data missing in one controller Environment I/NET Site Cause The DCU time has previously been changed. Resolution A change in DCU time will result in the loss of all trend data that has yet to be uploaded.

Issue Why is the link tap editor not available even though I am connected to the link tap? Environment I/NET site Cause Why is the link tap editor not available even though I am connected to the link tap? Resolution The link tap editor is not available when connected via Integrated Dial.

Issue How can an NPR password be removed? Environment I/NET site Cause How to remove the password for NPR Resolution Within the password editor of NPR, enter the Old Password, and leave blanks within the New Password and Verify Password fields.

Issue When trying to access the NPR configuration editor, why does an error message stating "bad subcommand" display? Environment NPR configuration editor Cause There is no BIN file within the NPR. Resolution Perform a Software Restore.

Issue My IDisc Wand does not work when trying to enter individuals. I have verified that the AC Reader Type and AC Reader Port fields are correct within the Configuration Profile. Environment I/NET Site Cause My IDisc Wand does not work when trying to enter individuals. I have verified that the AC Reader Type and AC Reader Port fields are correct within the Configuration Profile. Resolution Go to the Access Control – Options editor and make sure the “Supply card number from reader” checkbox is enabled.

Issue Can the expansion board P8UI8DO be used on a 7716 or a 7718? Environment 7716 7718 P8UI8DO Cause Expansion Module for controllers Resolution The expansion board P8UI8DO can be used on a 7716 and the 7718

Issue What is the difference between expansion board P8UI8DO and P8UI8DOSO? Environment I/NET site Cause What is the difference between expansion board P8UI8DO and P8UI8DOSO Resolution The P8UI8DO is a baseplate mount with discrete outputs that are relay type. The P8UI8DOSO is a standoff mount with discrete outputs that are 24vdc.

Issue Can expansion board P8UI8DOSO be used on a 7716? Environment I/NET Site Cause Can expansion board P8UI8DOSO be used on a 7716? Resolution NO, the expansion board P8UI8DOSO can be used on the 7718 Controller

Issue What is the biggest advantage of installing a MIP card on a controller such as the 7700 DCU? Environment I/NET Site Cause What is the biggest advantage of installing a MIP card on a controller such as the 7700 DCU? Resolution Allows firmware (bin file) to be software downloadable. This eliminates the need to visit the controller to replace EPROMS for enhancements of revisions.

Issue Are there any controllers not supported by the MIP that are non-software downloadable? Environment I/NET site Cause Are there any controllers not supported by the MIP that are non-software downloadable Resolution Yes, the 7750 Building Manager.

Issue Will all taps support the MIP? Environment I/NET site Cause What taps support the MIP Resolution No. There are some taps not supported such as the 78020 (plastic enclosure).

Issue PC locks with a GPF error message when modifying a slave time schedule Environment I/NET Time Schedule Editor Slave Time Schedule Cause The master time schedule point that this slave time schedule is referenced with, no longer exists. Resolution Delete the Slave ATS Re-add it with an existing point that has a Master ATS attached.

Issue What is the recommended maximum number of Doc to Dif conversions? Environment I/NET Cause Configuration Question Resolution Not more than 20.

Issue Windows crashes after performing a Doc to Dif conversion Environment I/NET Site Cause Why does Windows crash after performing a Doc to Dif conversion? Resolution Do not define more than 164 cells per conversion.

Issue Why is ATS being performed incorrectly as in executing the weekend routine time schedule on a weekly basis and vice-versa? Environment I/NET site Cause Why is ATS being performed incorrectly as in executing the weekend routine time schedule on a weekly basis Resolution Within Windows Control Panel, Regional Settings, try making the date style a 4-digit year for both short and long date styles.