User contributions for BACnetEd

4 October 2026

• 07:3907:39, 4 October 2026 diff hist −303‎ MS/TP Wiring Guide ‎No edit summary current
• 07:3807:38, 4 October 2026 diff hist −100‎ MS/TP Wiring Guide ‎No edit summary
• 07:3707:37, 4 October 2026 diff hist +2,431‎ N MS/TP Wiring Guide ‎ Created page with "``` Wiring Guide for BACnet MS/TP {| class="wikitable sortable" ! Manufacturer !! Part Number !! Voltage Rating !! Gauge AWG !! Pairs !! Temp Rating °C !! Impedance ohms !! Capacitance pF/ft. !! Cable Dia. |- | Alpha Wire || 5430/2 || 600V AWM/UL1015 || 18 || 1 || –30/+105 || 58 || 39 || 0.28″ |- | Alpha Wire || 6453 || 300V PLTC, CM || 22 || 1 || –20/+60 || 1..."
• 07:3707:37, 4 October 2026 diff hist +25‎ BACnet MS/TP Best Practices ‎ →‎Resources current
• 07:1507:15, 4 October 2026 diff hist +346‎ N RS-485 Polarity First Principles ‎ Created page with "'''Attempting to reduce RS-485 polarity issues to fundamental reasoning * A>B means "binary 0 on the bus" or "ON" - from the standard * "MARK" state (no transmitters enabled) is defined by line biasing, and sets A>B, and this is "Idle" * UARTs output a logic '1' (high voltage) for Idle state! * A is non-inverting (+), B is inverting (-) Done" current
• 07:0807:08, 4 October 2026 diff hist +116‎ RS-485 Polarity ‎No edit summary current

2 October 2026

• 03:2503:25, 2 October 2026 diff hist −6‎ RS-485 Polarity ‎No edit summary
• 03:2203:22, 2 October 2026 diff hist +77‎ RS-485 Polarity ‎No edit summary
• 03:2103:21, 2 October 2026 diff hist +31‎ RS-485 Polarity ‎No edit summary

30 September 2026

• 02:4302:43, 30 September 2026 diff hist +47‎ RS-485 Polarity ‎No edit summary
• 02:3402:34, 30 September 2026 diff hist +75‎ RS-485 Polarity ‎No edit summary
• 02:2902:29, 30 September 2026 diff hist +160‎ RS-485 Polarity ‎No edit summary
• 02:2802:28, 30 September 2026 diff hist +165‎ RS-485 Polarity ‎No edit summary
• 02:1902:19, 30 September 2026 diff hist +162‎ RS-485 Polarity ‎No edit summary

6 September 2026

• 07:4307:43, 6 September 2026 diff hist +191‎ MS/TP Troubleshooting ‎No edit summary current
• 07:0007:00, 6 September 2026 diff hist +56‎ MS/TP Troubleshooting ‎No edit summary
• 06:5806:58, 6 September 2026 diff hist +253‎ MS/TP Troubleshooting ‎No edit summary
• 06:5606:56, 6 September 2026 diff hist +357‎ N MS/TP Troubleshooting ‎ Created page with "This page is intended as a guide to troubleshooting BACnet MS/TP networks. {| class="wikitable" |+ Curated List of the most common problems |- ! Votes !! Description |- | 1 || Improper grounding - device not grounded |- | 1 || Improper grounding - common not grounded with 100R resistor to ground |- | 1 || Improper grounding - Shield not terminated |}"
• 06:5406:54, 6 September 2026 diff hist +2‎ Main Page ‎No edit summary current
• 06:5406:54, 6 September 2026 diff hist +26‎ Main Page ‎No edit summary

4 September 2026

• 06:4906:49, 4 September 2026 diff hist +100‎ Peer Transfer Object ‎No edit summary current
• 06:4806:48, 4 September 2026 diff hist +419‎ N BACnet MS/TP ‎ Created page with "BACnet MS/TP - or "Mulitdrop Serial Bus / Token Passing" is a RS-485 physical layer designed to support multiple devices sharing a RS-485 bus. It is primarily used for small controllers such as for VAVs, RTUs, sensors or actuators. The language has changed to avoid the derogatory Master-Slave/Token Passing used in the past, but it will take a while for the industry to migrate from this embedded use of the language." current
• 06:4306:43, 4 September 2026 diff hist +4‎ BACnet Datalinks ‎No edit summary current

18 August 2026

• 02:4402:44, 18 August 2026 diff hist +120‎ N BACnet Vendor ID List ‎ Created page with "The official BACnet Vendor ID list can be found on the BACnet.org website [https://bacnet.org/assigned-vendor-ids/ link]" current
• 00:5500:55, 18 August 2026 diff hist −2,810‎ Peer Transfer Object ‎No edit summary

16 August 2026

• 05:2605:26, 16 August 2026 diff hist +1,888‎ BTL Procedure ‎No edit summary current
• 05:1505:15, 16 August 2026 diff hist +37‎ BTL Procedure ‎No edit summary
• 05:1205:12, 16 August 2026 diff hist +95‎ BTL Procedure ‎No edit summary

15 August 2026

• 05:1505:15, 15 August 2026 diff hist +3,379‎ N Peer Transfer Object ‎ Created page with "This is a proof-of-concept project in preparation for submitting a new "Peer Transfer Object" proposal to the BACnet Steering Committee See the Wiki overview of Diagnostic Features, and related Diagnostic Services {| class="wikitable" |+ Peer Transfer Object (one per device) |- ! Property !! Req !! New !! Datatype !! Description |- | BACnet Stack Vendor ID || O || || Unsigned || Different to the Vendor ID of the device itself if 3rd party stack |- | BACnet Stac..."
• 05:1305:13, 15 August 2026 diff hist −132‎ Diagnostic Object ‎No edit summary current

1 August 2026

• 08:4208:42, 1 August 2026 diff hist +483‎ N Test ‎ Created page with "{| class="wikitable sortable filterable" ! Product ! Manufacturer ! Category ! Status ! Priority ! Date reported |- | ASI IntelliFront | ASI Controls | Controller | Open | High | 2026-07-21 |- | PXC4 | Siemens | Controller | Closed | Medium | 2026-06-15 |- | CIPer 50 | Honeywell | Controller | Investigating | High | 2026-07-30 |- | Automation Server | Schneider Electric | Supervisor | Open | Low | 2026-05-12 |- | JACE 9000 | Tridium | Supervisor | Closed | Medium | 2026-..." current

23 July 2026

• 04:4704:47, 23 July 2026 diff hist +657‎ N 135.1 - 13.1.2 TD Initiated Unsegmented Request and Segmented Response (Non-Window) ‎ Created page with "This test is considered invalid. Test 13.1.2 from 135.1 contradicts the BACnet standard. According to Clause 5.4.5.4 of the BACnet standard: === UnexpectedPDU_Received If an unexpected PDU (BACnet-Confirmed-Request-PDU) that is secured with the same settings as the original PDU is received from the network layer, then stop SegmentTimer; issue an N-UNITDATA.request with 'data_expecting_reply' = FALSE to transmit a BACnet-Abort-PDU with 'server' = TRUE; and enter the ID..." current
• 04:4704:47, 23 July 2026 diff hist +110‎ BTL Test Commentary ‎No edit summary current
• 04:4104:41, 23 July 2026 diff hist +19‎ BTL Test Commentary ‎No edit summary
• 04:4104:41, 23 July 2026 diff hist +237‎ N BTL Test Commentary ‎ Created page with "{| class="wikitable" |+ 135.1 Tests and comments |- ! 135.1 Test !! BTL Test !! Notes |- | 13.1.2 TD Initiated Unsegmented Request and Segmented Response (Non-Window) || || This test does not reflect the 135 standard, and is invalid. |}"
• 04:3904:39, 23 July 2026 diff hist +6‎ Main Page ‎No edit summary

3 July 2026

• 00:4400:44, 3 July 2026 diff hist +642‎ N BACnet/T1L ‎ Created page with ""BACnet/T1L is NOT a BACnet standard, it is simply BACnet/IP (or BACnet/SC) over a 10BASE-T1L datalink. 10BASE-T1L is also "simple" Ethernet over a twisted pair, or SPE (Single Pair Ethernet) 10BASE-T1L has great potential in Building Automation due to the fact that twisted pair is common, well known in the industry, and there is the possibility of re-using in-place or legacy network wiring. As such, here is a list of Building Automation / BACnet resources that are r..." current
• 00:3900:39, 3 July 2026 diff hist +17‎ Main Page ‎No edit summary

1 July 2026

• 01:4401:44, 1 July 2026 diff hist +641‎ N Vendors - BACnet Routers ‎ Created page with "{| class="wikitable" |+ BACnet Router Vendors |- ! Vendor !! Model !! Description !! BACnet/SC Hub !! Link |- | Contemporarty Controls || BASrouterSX || || [https://www.ccontrols.com/basautomation/basroutersx.php link] |- | Contemporarty Controls || BASrouter || || [https://www.ccontrols.com/basautomation/basrouter.php link] |- | MSA || FS-ROUTER-BAC2 || || [https://gb.msasafety.com/IIoT-Gateways/System-Integrators/BACnet-Router/p/bacnet-router?locale=en link] |- | KMC..." current
• 01:3501:35, 1 July 2026 diff hist +107‎ BACnet Product Gallery ‎No edit summary current

26 June 2026

• 12:3712:37, 26 June 2026 diff hist +2‎ RS-485 Polarity ‎No edit summary
• 12:3212:32, 26 June 2026 diff hist −3‎ RS-485 Polarity ‎No edit summary
• 12:3112:31, 26 June 2026 diff hist +152‎ RS-485 Polarity ‎No edit summary

22 June 2026

• 01:2801:28, 22 June 2026 diff hist +4‎ RS-485 Polarity ‎No edit summary
• 01:2801:28, 22 June 2026 diff hist +44‎ RS-485 Polarity ‎No edit summary

9 February 2026

• 11:0511:05, 9 February 2026 diff hist +125‎ BACnet Standard ‎No edit summary current

29 November 2025

• 11:3411:34, 29 November 2025 diff hist +79‎ BTL Procedure ‎No edit summary
• 11:3211:32, 29 November 2025 diff hist +1,418‎ N BTL Procedure ‎ Created page with "Here is a summary/checklist to get your device through the BTL certification process: * Pre-test your device using our BACnet Test Suite * Contact the 4 labs, (link here) let them know that you are interested, confirm they can test your IUT (Implementation Under Test) * Confirm they will test to Protocol Revision 26 (or perhaps higher) * Confirm they will provide an estimate (quote) based on the "BTL Functionality Checklist" that you will fill in * Find out when they ca..."
• 11:2811:28, 29 November 2025 diff hist +44‎ Main Page ‎No edit summary
• 04:2004:20, 29 November 2025 diff hist +897‎ N DM-R-B - Device Management - Restart ‎ Created page with "2025-11-29 I have asked this question My reference: oi00192 Does a device *HAVE* to support sending a UCOV on restart? ... (Clause 19.3) "When a device is powered on, when it restarts due to a ReinitializeDevice service (ACTIVATE_CHANGES, COLDSTART or WARMSTART), or when it restarts for some other reason, the device shall transmit an UnconfirmedCOVNotification request. " (B-ASC and lesser devices are not required to support DM-BR-B, nor is DM-R-B listed, but the text..." current