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Water treatment controller · BACnet points list

Advantage Controls MegaTron Controller (BACnet H22) BACnet points list

Updated 4 November 2026

Short answer

The MegaTron is a multi-system water treatment controller for cooling towers and boilers. With the H22 option it is a BACnet IP device that reports conductivity, pH, ORP, temperatures, water and flow meter totals and 4-20 mA inputs for up to four systems, plus several hundred alarm flags. Setpoints, alarm limits, timer run times, mA outputs and relay states are writable.

This page lists 574 BACnet objects for the Advantage Controls MegaTron Controller (BACnet H22) — 146 of them writable — with each object’s type, instance number, name, engineering units and access. It is re-typed from Advantage Controls’s own free documentation, linked below.

Manufacturer
Advantage Controls
Model
MegaTron Controller (BACnet H22)
Equipment
Water treatment controller
Equipment type
Other equipment
BACnet objects
574 (146 writable)
Transport
BACnet IP
Firmware
JA.16.0 and higher
Also known as
MegaTron, Megatron, MegaTron BACnet, BACnet H22, M-BACnet H22, Advantage Controls MegaTron
Source document
MegaTron Controller Supplemental BACnet H22 Communications Manual · M-BACnet H22 · rev. 03/2021
Download CSV 574 rows Download EDE B.I.G.-EU JSON Manufacturer PDF ↗ Compare with your scan Download Easy BACnet Mobile App Google Play

Reference only, provided as-is: verify against Advantage Controls’s current documentation and the live device before use. Not official Advantage Controls information. Terms of use.

BMS integration notes: Advantage Controls MegaTron Controller (BACnet H22)

Integration in brief

Read the chemistry inputs (conductivity, pH, ORP) and the flow switch for each system in use, and map BV 301 All Alarms for a single summary alarm. Setpoints and alarm limits (AV objects) can be adjusted from the BMS if the owner wants that.

Minimum points to map

The short list most integrators start with — enough to run the unit from a BMS. Map more as the job needs.

ObjectNameWhyAccess
AV 0AV-000System 1 conductivity setpoint 1Write
AI 0AI-000System 1 conductivityRead
AI 8AI-008System 1 pHRead
AI 12AI-012System 1 ORPRead
BI 0BI-000System 1 flow switchRead
BV 301BV-301Any active alarmRead

Network setup

Watch out for

Advantage Controls MegaTron Controller (BACnet H22) BACnet objects

Type: AI, AO, AV, BI, BO, BV, MI/MO/MV (multi-state) · Access: Read read-only, Write writable, Command writable with a priority array.

574 of 574 shown
Type
Multi-state
Access
Show
Advantage Controls MegaTron Controller (BACnet H22) BACnet Points List
DescriptionStates
BImin0BI-000System #1 – Flow SwitchRead
BI1BI-001System #2 – Flow SwitchRead
BI2BI-002System #3 – Flow SwitchRead
BI3BI-003System #4 – Flow SwitchRead
BV0BV-000Future UseRead
BV1BV-001Future UseRead
BV2BV-002Future UseRead
BV3BV-003Future UseRead
BV4BV-004Future UseRead
BV5BV-005Future UseRead
BV6BV-006Future UseRead
BV7BV-007Future UseRead
BV8BV-008Future UseRead
BV9BV-009Future UseRead
BV10BV-010System #1 – Timer 5 AlarmRead
BV11BV-011Future UseRead
BV12BV-012System #1 – Conductivity High AlarmRead
BV13BV-013System #1 – Conductivity Low AlarmRead
BV14BV-014System #1 – Conductivity Limit AlarmRead
BV15BV-015System #1 – pH High AlarmRead
BV16BV-016System #1 – pH Low AlarmRead
BV17BV-017System #1 – pH Limit AlarmRead
BV18BV-018System #1 – ORP High AlarmRead
BV19BV-019System #1 – ORP Low AlarmRead
BV20BV-020System #1 – ORP Limit AlarmRead
BV21BV-021System #1 – S. Temp High AlarmRead
BV22BV-022System #1 – S. Temp Low AlarmRead
BV23BV-023System #1 – M. Temp High AlarmRead
BV24BV-024System #1 – M. Temp Low AlarmRead
BV25BV-025System #1 – D. Temp High AlarmRead
BV26BV-026System #1 – D. Temp Low AlarmRead
BV27BV-027System #1 – No Flow AlarmRead
BV28BV-028System #1 – Digital Input 1 AlarmRead
BV29BV-029System #1 – Digital Input 2 AlarmRead
BV30BV-030System #1 – Digital Input 3 AlarmRead
BV31BV-031System #1 – Digital Input 4 AlarmRead
BV32BV-032System #1 – Digital Input 5 AlarmRead
BV33BV-033System #1 – M. Conductivity AlarmRead
BV34BV-034System #1 – M. Conductivity High AlarmRead
BV35BV-035System #1 – M. Conductivity Low AlarmRead
BV36BV-036System #1 – M. Conductivity Limit AlarmRead
BV37BV-037System #1 – Notepad 1 High AlarmRead
BV38BV-038System #1 – Notepad 2 High AlarmRead
BV39BV-039System #1 – Notepad 3 High AlarmRead
BV40BV-040System #1 – Notepad 4 High AlarmRead
BV41BV-041System #1 – Notepad 5 High AlarmRead
BV42BV-042System #1 – Notepad 6 High AlarmRead
BV43BV-043System #1 – Notepad 7 High AlarmRead
BV44BV-044System #1 – Notepad 8 High AlarmRead
BV45BV-045System #1 – Notepad 9 High AlarmRead
BV46BV-046System #1 – Notepad 10 High AlarmRead
BV47BV-047System #1 – Notepad 1 Low AlarmRead
BV48BV-048System #1 – Notepad 2 Low AlarmRead
BV49BV-049System #1 – Notepad 3 Low AlarmRead
BV50BV-050System #1 – Notepad 4 Low AlarmRead
BV51BV-051System #1 – Notepad 5 Low AlarmRead
BV52BV-052System #1 – Notepad 6 Low AlarmRead
BV53BV-053System #1 – Notepad 7 Low AlarmRead
BV54BV-054System #1 – Notepad 8 Low AlarmRead
BV55BV-055System #1 – Notepad 9 Low AlarmRead
BV56BV-056System #1 – Notepad 10 Low AlarmRead
BV57BV-057System #1 – Notepad 1 Time AlarmRead
BV58BV-058System #1 – Notepad 2 Time AlarmRead
BV59BV-059System #1 – Notepad 3 Time AlarmRead
BV60BV-060System #1 – Notepad 4 Time AlarmRead
BV61BV-061System #1 – Notepad 5 Time AlarmRead
BV62BV-062System #1 – Notepad 6 Time AlarmRead
BV63BV-063System #1 – Notepad 7 Time AlarmRead
BV64BV-064System #1 – Notepad 8 Time AlarmRead
BV65BV-065System #1 – Notepad 9 Time AlarmRead
BV66BV-066System #1 – Notepad 10 Time AlarmRead
BV67BV-067Future UseRead
BV68BV-068Future UseRead
BV69BV-069Future UseRead
BV70BV-070Future UseRead
BV71BV-071Future UseRead
BV72BV-072Future UseRead
BV73BV-073Future UseRead
BV74BV-074Future UseRead
BV75BV-075Future UseRead
BV76BV-076Future UseRead
BV77BV-077Future UseRead
BV78BV-078Future UseRead
BV79BV-079Future UseRead
BV80BV-080Future UseRead
BV81BV-081System #2 – Conductivity High AlarmRead
BV82BV-082System #2 – Conductivity Low AlarmRead
BV83BV-083System #2 – Conductivity Limit AlarmRead
BV84BV-084System #2 – pH High AlarmRead
BV85BV-085System #2 – pH Low AlarmRead
BV86BV-086System #2 – pH Limit AlarmRead
BV87BV-087System #2 – ORP High AlarmRead
BV88BV-088System #2 – ORP Low AlarmRead
BV89BV-089System #2 – ORP Limit AlarmRead
BV90BV-090System #2 – S. Temp High AlarmRead
BV91BV-091System #2 – S. Temp Low AlarmRead
BV92BV-092System #2 – M. Temp High AlarmRead
BV93BV-093System #2 – M. Temp Low AlarmRead
BV94BV-094System #2 – D. Temp High AlarmRead
BV95BV-095System #2 – D. Temp Low AlarmRead
BV96BV-096System #2 – No Flow AlarmRead
BV97BV-097System #2 – Digital Input 1 AlarmRead
BV98BV-098System #2 – Digital Input 2 AlarmRead
BV99BV-099System #2 – Digital Input 3 AlarmRead
BV100BV-100System #2 – Digital Input 4 AlarmRead
BV101BV-101System #2 – Digital Input 5 AlarmRead
BV102BV-102System #2 – M. Conductivity AlarmRead
BV103BV-103System #2 – M. Conductivity High AlarmRead
BV104BV-104System #2 – M. Conductivity Low AlarmRead
BV105BV-105System #2 – M. Conductivity Limit AlarmRead
BV106BV-106System #2 – Notepad 1 High AlarmRead
BV107BV-107System #2 – Notepad 2 High AlarmRead
BV108BV-108System #2 – Notepad 3 High AlarmRead
BV109BV-109System #2 – Notepad 4 High AlarmRead
BV110BV-110System #2 – Notepad 5 High AlarmRead
BV111BV-111System #2 – Notepad 6 High AlarmRead
BV112BV-112System #2 – Notepad 7 High AlarmRead
BV113BV-113System #2 – Notepad 8 High AlarmRead
BV114BV-114System #2 – Notepad 9 High AlarmRead
BV115BV-115System #2 – Notepad 10 High AlarmRead
BV116BV-116System #2 – Notepad 1 Low AlarmRead
BV117BV-117System #2 – Notepad 2 Low AlarmRead
BV118BV-118System #2 – Notepad 3 Low AlarmRead
BV119BV-119System #2 – Notepad 4 Low AlarmRead
BV120BV-120System #2 – Notepad 5 Low AlarmRead
BV121BV-121System #2 – Notepad 6 Low AlarmRead
BV122BV-122System #2 – Notepad 7 Low AlarmRead
BV123BV-123System #2 – Notepad 8 Low AlarmRead
BV124BV-124System #2 – Notepad 9 Low AlarmRead
BV125BV-125System #2 – Notepad 10 Low AlarmRead
BV126BV-126System #2 – Notepad 1 Time AlarmRead
BV127BV-127System #2 – Notepad 2 Time AlarmRead
BV128BV-128System #2 – Notepad 3 Time AlarmRead
BV129BV-129System #2 – Notepad 4 Time AlarmRead
BV130BV-130System #2 – Notepad 5 Time AlarmRead
BV131BV-131System #2 – Notepad 6 Time AlarmRead
BV132BV-132System #2 – Notepad 7 Time AlarmRead
BV133BV-133System #2 – Notepad 8 Time AlarmRead
BV134BV-134System #2 – Notepad 9 Time AlarmRead
BV135BV-135System #2 – Notepad 10 Time AlarmRead
BV136BV-136Future UseRead
BV137BV-137Future UseRead
BV138BV-138Future UseRead
BV139BV-139Future UseRead
BV140BV-140Future UseRead
BV141BV-141Future UseRead
BV142BV-142Future UseRead
BV143BV-143Future UseRead
BV144BV-144Future UseRead
BV145BV-145Future UseRead
BV146BV-146Future UseRead
BV147BV-147Future UseRead
BV148BV-148Future UseRead
BV149BV-149Future UseRead
BV150BV-150System #3 – Conductivity High AlarmRead
BV151BV-151System #3 – Conductivity Low AlarmRead
BV152BV-152System #3 – Conductivity Limit AlarmRead
BV153BV-153System #3 – pH High AlarmRead
BV154BV-154System #3 – pH Low AlarmRead
BV155BV-155System #3 – pH Limit AlarmRead
BV156BV-156System #3 – ORP High AlarmRead
BV157BV-157System #3 – ORP Low AlarmRead
BV158BV-158System #3 – ORP Limit AlarmRead
BV159BV-159System #3 – S. Temp High AlarmRead
BV160BV-160System #3 – S. Temp Low AlarmRead
BV161BV-161System #3 – M. Temp High AlarmRead
BV162BV-162System #3 – M. Temp Low AlarmRead
BV163BV-163System #3 – D. Temp High AlarmRead
BV164BV-164System #3 – D. Temp Low AlarmRead
BV165BV-165System #3 – No Flow AlarmRead
BV166BV-166System #3 – Digital Input 1 AlarmRead
BV167BV-167System #3 – Digital Input 2 AlarmRead
BV168BV-168System #3 – Digital Input 3 AlarmRead
BV169BV-169System #3 – Digital Input 4 AlarmRead
BV170BV-170System #3 – Digital Input 5 AlarmRead
BV171BV-171System #3 – M. Conductivity AlarmRead
BV172BV-172System #3 – M. Conductivity High AlarmRead
BV173BV-173System #3 – M. Conductivity Low AlarmRead
BV174BV-174System #3 – M. Conductivity Limit AlarmRead
BV175BV-175System #3 – Notepad 1 High AlarmRead
BV176BV-176System #3 – Notepad 2 High AlarmRead
BV177BV-177System #3 – Notepad 3 High AlarmRead
BV178BV-178System #3 – Notepad 4 High AlarmRead
BV179BV-179System #3 – Notepad 5 High AlarmRead
BV180BV-180System #3 – Notepad 6 High AlarmRead
BV181BV-181System #3 – Notepad 7 High AlarmRead
BV182BV-182System #3 – Notepad 8 High AlarmRead
BV183BV-183System #3 – Notepad 9 High AlarmRead
BV184BV-184System #3 – Notepad 10 High AlarmRead
BV185BV-185System #3 – Notepad 1 Low AlarmRead
BV186BV-186System #3 – Notepad 2 Low AlarmRead
BV187BV-187System #3 – Notepad 3 Low AlarmRead
BV188BV-188System #3 – Notepad 4 Low AlarmRead
BV189BV-189System #3 – Notepad 5 Low AlarmRead
BV190BV-190System #3 – Notepad 6 Low AlarmRead
BV191BV-191System #3 – Notepad 7 Low AlarmRead
BV192BV-192System #3 – Notepad 8 Low AlarmRead
BV193BV-193System #3 – Notepad 9 Low AlarmRead
BV194BV-194System #3 – Notepad 10 Low AlarmRead
BV195BV-195System #3 – Notepad 1 Time AlarmRead
BV196BV-196System #3 – Notepad 2 Time AlarmRead
BV197BV-197System #3 – Notepad 3 Time AlarmRead
BV198BV-198System #3 – Notepad 4 Time AlarmRead
BV199BV-199System #3 – Notepad 5 Time AlarmRead
BV200BV-200System #3 – Notepad 6 Time AlarmRead
BV201BV-201System #3 – Notepad 7 Time AlarmRead
BV202BV-202System #3 – Notepad 8 Time AlarmRead
BV203BV-203System #3 – Notepad 9 Time AlarmRead
BV204BV-204System #3 – Notepad 10 Time AlarmRead
BV205BV-205Future UseRead
BV206BV-206Future UseRead
BV207BV-207Future UseRead
BV208BV-208Future UseRead
BV209BV-209Future UseRead
BV210BV-210Future UseRead
BV211BV-211Future UseRead
BV212BV-212Future UseRead
BV213BV-213Future UseRead
BV214BV-214Future UseRead
BV215BV-215Future UseRead
BV216BV-216Future UseRead
BV217BV-217Future UseRead
BV218BV-218Future UseRead
BV219BV-219System #4 – Conductivity High AlarmRead
BV220BV-220System #4 – Conductivity Low AlarmRead
BV221BV-221System #4 – Conductivity Limit AlarmRead
BV222BV-222System #4 – pH High AlarmRead
BV223BV-223System #4 – pH Low AlarmRead
BV224BV-224System #4 – pH Limit AlarmRead
BV225BV-225System #4 – ORP High AlarmRead
BV226BV-226System #4 – ORP Low AlarmRead
BV227BV-227System #4 – ORP Limit AlarmRead
BV228BV-228System #4 – S. Temp High AlarmRead
BV229BV-229System #4 – S. Temp Low AlarmRead
BV230BV-230System #4 – M. Temp High AlarmRead
BV231BV-231System #4 – M. Temp Low AlarmRead
BV232BV-232System #4 – D. Temp High AlarmRead
BV233BV-233System #4 – D. Temp Low AlarmRead
BV234BV-234System #4 – No Flow AlarmRead
BV235BV-235System #4 – Digital Input 1 AlarmRead
BV236BV-236System #4 – Digital Input 2 AlarmRead
BV237BV-237System #4 – Digital Input 3 AlarmRead
BV238BV-238System #4 – Digital Input 4 AlarmRead
BV239BV-239System #4 – Digital Input 5 AlarmRead
BV240BV-240System #4 – M. Conductivity AlarmRead
BV241BV-241System #4 – M. Conductivity High AlarmRead
BV242BV-242System #4 – M. Conductivity Low AlarmRead
BV243BV-243System #4 – M. Conductivity Limit AlarmRead
BV244BV-244System #4 – Notepad 1 High AlarmRead
BV245BV-245System #4 – Notepad 2 High AlarmRead
BV246BV-246System #4 – Notepad 3 High AlarmRead
BV247BV-247System #4 – Notepad 4 High AlarmRead
BV248BV-248System #4 – Notepad 5 High AlarmRead
BV249BV-249System #4 – Notepad 6 High AlarmRead
BV250BV-250System #4 – Notepad 7 High AlarmRead
BV251BV-251System #4 – Notepad 8 High AlarmRead
BV252BV-252System #4 – Notepad 9 High AlarmRead
BV253BV-253System #4 – Notepad 10 High AlarmRead
BV254BV-254System #4 – Notepad 1 Low AlarmRead
BV255BV-255System #4 – Notepad 2 Low AlarmRead
BV256BV-256System #4 – Notepad 3 Low AlarmRead
BV257BV-257System #4 – Notepad 4 Low AlarmRead
BV258BV-258System #4 – Notepad 5 Low AlarmRead
BV259BV-259System #4 – Notepad 6 Low AlarmRead
BV260BV-260System #4 – Notepad 7 Low AlarmRead
BV261BV-261System #4 – Notepad 8 Low AlarmRead
BV262BV-262System #4 – Notepad 9 Low AlarmRead
BV263BV-263System #4 – Notepad 10 Low AlarmRead
BV264BV-264System #4 – Notepad 1 Time AlarmRead
BV265BV-265System #4 – Notepad 2 Time AlarmRead
BV266BV-266System #4 – Notepad 3 Time AlarmRead
BV267BV-267System #4 – Notepad 4 Time AlarmRead
BV268BV-268System #4 – Notepad 5 Time AlarmRead
BV269BV-269System #4 – Notepad 6 Time AlarmRead
BV270BV-270System #4 – Notepad 7 Time AlarmRead
BV271BV-271System #4 – Notepad 8 Time AlarmRead
BV272BV-272System #4 – Notepad 9 Time AlarmRead
BV273BV-273System #4 – Notepad 10 Time AlarmRead
BV274BV-274System #4 – pH 2 AlarmRead
BV275BV-275System #4 – ORP 2 AlarmRead
BV276BV-276ma Input 1 AlarmRead
BV277BV-277ma Input 1 High AlarmRead
BV278BV-278ma Input 1 Low AlarmRead
BV279BV-279ma Input 2 AlarmRead
BV280BV-280ma Input 2 High AlarmRead
BV281BV-281ma Input 2 Low AlarmRead
BV282BV-282ma Input 3 AlarmRead
BV283BV-283ma Input 3 High AlarmRead
BV284BV-284ma Input 3 Low AlarmRead
BV285BV-285ma Input 4 AlarmRead
BV286BV-286ma Input 4 High AlarmRead
BV287BV-287ma Input 4 Low AlarmRead
BV288BV-288ma Input 5 AlarmRead
BV289BV-289ma Input 5 High AlarmRead
BV290BV-290ma Input 5 Low AlarmRead
BV291BV-291ma Input 6 AlarmRead
BV292BV-292ma Input 6 High AlarmRead
BV293BV-293ma Input 6 Low AlarmRead
BV294BV-294ma Input 7 AlarmRead
BV295BV-295ma Input 7 High AlarmRead
BV296BV-296ma Input 7 Low AlarmRead
BV297BV-297ma Input 8 AlarmRead
BV298BV-298ma Input 8 High AlarmRead
BV299BV-299ma Input 8 Low AlarmRead
BV300BV-300UtilityRead
BVmin301BV-301All AlarmsRead
BV302BV-302Future UseRead
BV303BV-303Flow Meter 1 Flow VerifyRead
BV304BV-304Flow Meter 1 Volume AlarmRead
BV305BV-305Future UseRead
BV306BV-306Flow Meter 2 Flow VerifyRead
BV307BV-307Flow Meter 2 Volume AlarmRead
BV308BV-308Future UseRead
BV309BV-309Flow Meter 3 Flow VerifyRead
BV310BV-310Flow Meter 3 Volume AlarmRead
BV311BV-311Future UseRead
BV312BV-312Flow Meter 4 Flow VerifyRead
BV313BV-313Flow Meter 4 Volume AlarmRead
BV314BV-314Future UseRead
BV315BV-315Flow Meter 5 Flow VerifyRead
BV316BV-316Flow Meter 5 Volume AlarmRead
BV317BV-317Future UseRead
BV318BV-318Flow Meter 6 Flow VerifyRead
BV319BV-319Flow Meter 6 Volume AlarmRead
BV320BV-320Future UseRead
BV321BV-321Flow Meter 7 Flow VerifyRead
BV322BV-322Flow Meter 7 Volume AlarmRead
BV323BV-323Future UseRead
BV324BV-324Flow Meter 8 Flow VerifyRead
BV325BV-325Flow Meter 8 Volume AlarmRead
BV326BV-326Future UseRead
BV327BV-327Flow Meter 9 Flow VerifyRead
BV328BV-328Flow Meter 9 Volume AlarmRead
BV329BV-329Future UseRead
BV330BV-330Flow Meter 10 Flow VerifyRead
BV331BV-331Flow Meter 10 Volume AlarmRead
BV332BV-332Relay 1 Max HoursRead
BV333BV-333Relay 2 Max HoursRead
BV334BV-334Relay 3 Max HoursRead
BV335BV-335Relay 4 Max HoursRead
BV336BV-336Relay 5 Max HoursRead
BV337BV-337Relay 6 Max HoursRead
BV338BV-338Relay 7 Max HoursRead
BV339BV-339Relay 8 Max HoursRead
BV340BV-340Relay 9 Max HoursRead
BV341BV-341Relay 10 Max HoursRead
BV342BV-342Relay 11 Max HoursRead
BV343BV-343Relay 12 Max HoursRead
BV344BV-344Relay 13 Max HoursRead
BV345BV-345Relay 14 Max HoursRead
BV346BV-346Relay 15 Max HoursRead
BV347BV-347Relay 16 Max HoursRead
BV348BV-348Relay 17 Max HoursRead
BV349BV-349Relay 18 Max HoursRead
BV350BV-350Relay 19 Max HoursRead
BV351BV-351Relay 20 Max HoursRead
BV352BV-352mA Input 1 LimitRead
BV353BV-353mA Input 2 LimitRead
BV354BV-354mA Input 3 LimitRead
BV355BV-355mA Input 4 LimitRead
BV356BV-356mA Input 5 LimitRead
BV357BV-357mA Input 6 LimitRead
BV358BV-358mA Input 7 LimitRead
BV359BV-359mA Input 8 LimitRead
AImin0AI-000System #1 – ConductivityRead
AI1AI-001System #2 – ConductivityRead
AI2AI-002System #3 – ConductivityRead
AI3AI-003System #4 – ConductivityRead
AI4AI-004System #1 – M. ConductivityRead
AI5AI-005System #2 – M. ConductivityRead
AI6AI-006System #3 – M. ConductivityRead
AI7AI-007System #4 – M. ConductivityRead
AImin8AI-008System #1 – pHRead
AI9AI-009System #2 – pHRead
AI10AI-010System #3 – pHRead
AI11AI-011System #4 – pHRead
AImin12AI-012System #1 – ORPRead
AI13AI-013System #2 – ORPRead
AI14AI-014System #3 – ORPRead
AI15AI-015System #4 – ORPRead
AI16AI-016System #1 – S. TempRead
AI17AI-017System #2 – S. TempRead
AI18AI-018System #3 – S. TempRead
AI19AI-019System #4 – S. TempRead
AI20AI-020System #1 – M. TempRead
AI21AI-021System #2 – M. TempRead
AI22AI-022System #3 – M. TempRead
AI23AI-023System #4 – M. TempRead
AI24AI-024Sys #1 – Water Meter #1 - Total ValueRead
AI25AI-025Sys #2 – Water Meter #1 - Total ValueRead
AI26AI-026Sys #3 – Water Meter #1 - Total ValueRead
AI27AI-027Sys #4 – Water Meter #1 - Total ValueRead
AI28AI-028Sys #1 – Water Meter #2 - Total ValueRead
AI29AI-029Sys #2 – Water Meter #2 - Total ValueRead
AI30AI-030Sys #3 – Water Meter #2 - Total ValueRead
AI31AI-031Sys #4 – Water Meter #2 - Total ValueRead
AI32AI-032System #1 – M.CyclesRead
AI33AI-033System #2 – M.CyclesRead
AI34AI-034System #3 – M.CyclesRead
AI35AI-035System #4 – M.CyclesRead
AI36AI-0364-20 mA / 0-5V Input #1 - ValueRead
AI37AI-0374-20 mA / 0-5V Input #2 - ValueRead
AI38AI-0384-20 mA / 0-5V Input #3 - ValueRead
AI39AI-0394-20 mA / 0-5V Input #4 - ValueRead
AI40AI-0404-20 mA / 0-5V Input #5 - ValueRead
AI41AI-0414-20 mA / 0-5V Input #6 - ValueRead
AI42AI-0424-20 mA / 0-5V Input #7 - ValueRead
AI43AI-0434-20 mA / 0-5V Input #8 - ValueRead
AI44AI-044Flow Meter #1 – Total ValueRead
AI45AI-045Flow Meter #2 – Total ValueRead
AI46AI-046Flow Meter #3 – Total ValueRead
AI47AI-047Flow Meter #4 – Total ValueRead
AI48AI-048Flow Meter #5 – Total ValueRead
AI49AI-049Flow Meter #6 – Total ValueRead
AI50AI-050Flow Meter #7 – Total ValueRead
AI51AI-051Flow Meter #8 – Total ValueRead
AI52AI-052Flow Meter #9 – Total ValueRead
AI53AI-053Flow Meter #10 – Total ValueRead
AI54AI-054Flow Meter #1 – Flow Rate (per MIN)Read
AI55AI-055Flow Meter #2 – Flow Rate (per MIN)Read
AI56AI-056Flow Meter #3 – Flow Rate (per MIN)Read
AI57AI-057Flow Meter #4 – Flow Rate (per MIN)Read
AI58AI-058Flow Meter #5 – Flow Rate (per MIN)Read
AI59AI-059Flow Meter #6 – Flow Rate (per MIN)Read
AI60AI-060Flow Meter #7 – Flow Rate (per MIN)Read
AI61AI-061Flow Meter #8 – Flow Rate (per MIN)Read
AI62AI-062Flow Meter #9 – Flow Rate (per MIN)Read
AI63AI-063Flow Meter #10 – Flow Rate (per MIN)Read
AVmin0AV-000System #1 – Conductivity Setpoint #1Write
AV1AV-001System #2 – Conductivity Setpoint #1Write
AV2AV-002System #3 – Conductivity Setpoint #1Write
AV3AV-003System #4 – Conductivity Setpoint #1Write
AV4AV-004System #1 – Conductivity Setpoint #2Write
AV5AV-005System #2 – Conductivity Setpoint #2Write
AV6AV-006System #3 – Conductivity Setpoint #2Write
AV7AV-007System #4 – Conductivity Setpoint #2Write
AV8AV-008System #1 – Conductivity High AlarmWrite
AV9AV-009System #2 – Conductivity High AlarmWrite
AV10AV-010System #3 – Conductivity High AlarmWrite
AV11AV-011System #4 – Conductivity High AlarmWrite
AV12AV-012System #1 – Conductivity Low AlarmWrite
AV13AV-013System #2 – Conductivity Low AlarmWrite
AV14AV-014System #3 – Conductivity Low AlarmWrite
AV15AV-015System #4 – Conductivity Low AlarmWrite
AV16AV-016System #1 – M. Conductivity SetpointWrite
AV17AV-017System #2 – M. Conductivity SetpointWrite
AV18AV-018System #3 – M. Conductivity SetpointWrite
AV19AV-019System #4 – M. Conductivity SetpointWrite
AV20AV-020System #1 – M. Conductivity High AlarmWrite
AV21AV-021System #2 – M. Conductivity High AlarmWrite
AV22AV-022System #3 – M. Conductivity High AlarmWrite
AV23AV-023System #4 – M. Conductivity High AlarmWrite
AV24AV-024System #1 – M. Conductivity Low AlarmWrite
AV25AV-025System #2 – M. Conductivity Low AlarmWrite
AV26AV-026System #3 – M. Conductivity Low AlarmWrite
AV27AV-027System #4 – M. Conductivity Low AlarmWrite
AV28AV-028System #1 – pH Setpoint #1Write
AV29AV-029System #2 – pH Setpoint #1Write
AV30AV-030System #3 – pH Setpoint #1Write
AV31AV-031System #4 – pH Setpoint #1Write
AV32AV-032System #1 – pH Setpoint #2Write
AV33AV-033System #2 – pH Setpoint #2Write
AV34AV-034System #3 – pH Setpoint #2Write
AV35AV-035System #4 – pH Setpoint #2Write
AV36AV-036System #1 – pH High AlarmWrite
AV37AV-037System #2 – pH High AlarmWrite
AV38AV-038System #3 – pH High AlarmWrite
AV39AV-039System #4 – pH High AlarmWrite
AV40AV-040System #1 – pH Low AlarmWrite
AV41AV-041System #2 – pH Low AlarmWrite
AV42AV-042System #3 – pH Low AlarmWrite
AV43AV-043System #4 – pH Low AlarmWrite
AV44AV-044System #1 – ORP Setpoint #1Write
AV45AV-045System #2 – ORP Setpoint #1Write
AV46AV-046System #3 – ORP Setpoint #1Write
AV47AV-047System #4 – ORP Setpoint #1Write
AV48AV-048System #1 – ORP Setpoint #2Write
AV49AV-049System #2 – ORP Setpoint #2Write
AV50AV-050System #3 – ORP Setpoint #2Write
AV51AV-051System #4 – ORP Setpoint #2Write
AV52AV-052System #1 – ORP High AlarmWrite
AV53AV-053System #2 – ORP High AlarmWrite
AV54AV-054System #3 – ORP High AlarmWrite
AV55AV-055System #4 – ORP High AlarmWrite
AV56AV-056System #1 – ORP Low AlarmWrite
AV57AV-057System #2 – ORP Low AlarmWrite
AV58AV-058System #3 – ORP Low AlarmWrite
AV59AV-059System #4 – ORP Low AlarmWrite
AV60AV-060System #1 – S. Temp SetpointWrite
AV61AV-061System #2 – S. Temp SetpointWrite
AV62AV-062System #3 – S. Temp SetpointWrite
AV63AV-063System #4 – S. Temp SetpointWrite
AV64AV-064System #1 – S. Temp High AlarmWrite
AV65AV-065System #2 – S. Temp High AlarmWrite
AV66AV-066System #3 – S. Temp High AlarmWrite
AV67AV-067System #4 – S. Temp High AlarmWrite
AV68AV-068System #1 – S. Temp Low AlarmWrite
AV69AV-069System #2 – S. Temp Low AlarmWrite
AV70AV-070System #3 – S. Temp Low AlarmWrite
AV71AV-071System #4 – S. Temp Low AlarmWrite
AV72AV-072System #1 – M. Temp SetpointWrite
AV73AV-073System #2 – M. Temp SetpointWrite
AV74AV-074System #3 – M. Temp SetpointWrite
AV75AV-075System #4 – M. Temp SetpointWrite
AV76AV-076System #1 – M. Temp High AlarmWrite
AV77AV-077System #2 – M. Temp High AlarmWrite
AV78AV-078System #3 – M. Temp High AlarmWrite
AV79AV-079System #4 – M. Temp High AlarmWrite
AV80AV-080System #1 – M. Temp Low AlarmWrite
AV81AV-081System #2 – M. Temp Low AlarmWrite
AV82AV-082System #3 – M. Temp Low AlarmWrite
AV83AV-083System #4 – M. Temp Low AlarmWrite
AV84AV-084System #1 – D. Temp SetpointWrite
AV85AV-085System #2 – D. Temp SetpointWrite
AV86AV-086System #3 – D. Temp SetpointWrite
AV87AV-087System #4 – D. Temp SetpointWrite
AV88AV-088System #1 – D. Temp High AlarmWrite
AV89AV-089System #2 – D. Temp High AlarmWrite
AV90AV-090System #3 – D. Temp High AlarmWrite
AV91AV-091System #4 – D. Temp High AlarmWrite
AV92AV-092System #1 – D. Temp Low AlarmWrite
AV93AV-093System #2 – D. Temp Low AlarmWrite
AV94AV-094System #3 – D. Temp Low AlarmWrite
AV95AV-095System #4 – D. Temp Low AlarmWrite
AV96AV-096System #1 – Flow Switch Conf.Write
AV97AV-097System #2 – Flow Switch Conf.Write
AV98AV-098System #3 – Flow Switch Conf.Write
AV99AV-099System #4 – Flow Switch Conf.Write
AV100AV-100mA 1 - Output ValueWrite
AV101AV-101mA 2 - Output ValueWrite
AV102AV-102mA 3 - Output ValueWrite
AV103AV-103mA 4 - Output ValueWrite
AV104AV-104mA 5 - Output ValueWrite
AV105AV-105mA 6 - Output ValueWrite
AV106AV-106System #1 - Timer #1 - Run TimeWrite
AV107AV-107System #1 - Timer #2 - Run TimeWrite
AV108AV-108System #1 - Timer #3 - Run TimeWrite
AV109AV-109System #1 - Timer #4 - Run TimeWrite
AV110AV-110System #1 - Timer #5 - Run TimeWrite
AV111AV-111System #2 - Timer #1 - Run TimeWrite
AV112AV-112System #2 - Timer #2 - Run TimeWrite
AV113AV-113System #2 - Timer #3 - Run TimeWrite
AV114AV-114System #2 - Timer #4 - Run TimeWrite
AV115AV-115System #2 - Timer #5 - Run TimeWrite
AV116AV-116System #3 - Timer #1 - Run TimeWrite
AV117AV-117System #3 - Timer #2 - Run TimeWrite
AV118AV-118System #3 - Timer #3 - Run TimeWrite
AV119AV-119System #3 - Timer #4 - Run TimeWrite
AV120AV-120System #3 - Timer #5 - Run TimeWrite
AV121AV-121System #4 - Timer #1 - Run TimeWrite
AV122AV-122System #4 - Timer #2 - Run TimeWrite
AV123AV-123System #4 - Timer #3 - Run TimeWrite
AV124AV-124System #4 - Timer #4 - Run TimeWrite
AV125AV-125System #4 - Timer #5 - Run TimeWrite
MV0MSV-000Relay 1 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV1MSV-001Relay 2 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV2MSV-002Relay 3 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV3MSV-003Relay 4 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV4MSV-004Relay 5 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV5MSV-005Relay 6 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV6MSV-006Relay 7 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV7MSV-007Relay 8 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV8MSV-008Relay 9 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV9MSV-009Relay 10 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV10MSV-010Relay 11 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV11MSV-011Relay 12 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV12MSV-012Relay 13 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV13MSV-013Relay 14 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV14MSV-014Relay 15 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV15MSV-015Relay 16 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV16MSV-016Relay 17 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV17MSV-017Relay 18 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV18MSV-018Relay 19 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
MV19MSV-019Relay 20 – StateWrite1=H-OFF, 2=H-ON, 3=OFF, 4=ON
Object ID lookup: Advantage Controls MegaTron H22 point IDs by name

Integration notes

Check it against the live device. A points list tells you what the controller can expose; the unit in front of you may differ by firmware or installed options. This list is provided as-is for reference only and may contain mistakes — confirming it before you write, map or commission anything is up to you (terms). Easy BACnet scans a network for BACnet IP devices from an Android phone, reads every object on the MegaTron Controller (BACnet H22) and exports what it actually has to Excel — free. New to BACnet? Start with what a BACnet points list is and what the object types mean.

Questions about the Advantage Controls MegaTron Controller (BACnet H22)

How many BACnet points does the Advantage Controls MegaTron Controller (BACnet H22) have?

This list has 574 BACnet objects: 64 analog inputs, 126 analog values, 4 binary inputs, 360 binary values, 20 multi-state values. The exact set on a given unit depends on its firmware, installed options and configuration.

Which Advantage Controls MegaTron Controller (BACnet H22) BACnet points are writable?

146 of the 574 objects accept a write. Points marked Command have a priority array: a write holds until it is released, so release it back to automatic when you are done.

Where is the official Advantage Controls MegaTron Controller (BACnet H22) BACnet documentation?

The source is MegaTron Controller Supplemental BACnet H22 Communications Manual (M-BACnet H22), revision 03/2021, published free by Advantage Controls at https://advantagecontrols.com/downloads/pdf/M-BACnet_H22.pdf.

What are the minimum BACnet points to integrate the Advantage Controls MegaTron Controller (BACnet H22)?

Start with AV 0 AV-000 (System 1 conductivity setpoint 1); AI 0 AI-000 (System 1 conductivity); AI 8 AI-008 (System 1 pH); AI 12 AI-012 (System 1 ORP); BI 0 BI-000 (System 1 flow switch); BV 301 BV-301 (Any active alarm).

How do I check these points on the real MegaTron Controller (BACnet H22)?

Scan the network with a BACnet IP browser such as Easy BACnet, open the device and compare its object list with this table. Anything missing is usually an option that isn't installed or a point that is disabled in the controller's configuration.

More Advantage Controls BACnet points lists

Source: MegaTron Controller Supplemental BACnet H22 Communications Manual · M-BACnet H22 · rev. 03/2021. Object names, instances and units are reproduced as published; descriptions are our own.