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B12Energy(Balance)Signature
Air on demand
Modulates fresh air to CO₂, TVOC and occupancy within the certified fresh-air limits; on dust days caps fresh air at the certified minimum, never below; flags humidity before condensation or mould
Readiness
0 Concept
Release wave
Wave 3 (Q2 to Q3 2027)
Group
Air and wellbeing
Risk tier
R3
Autonomy at design
Autonomous
Autonomy at launch
Ask
Version
2.0.0
Settings: Fresh-air min and max, CO₂ and TVOC targets, PM2.5 threshold, RH band
Serve
Who benefits
Everyone breathing indoor air
Adverse experience to avoid
Fresh air reduced below safe minimums
Authority
System owners
BMS owner, FM owner
Declared scopes
A01A16A18
Flow
When
Triggers
T18Environment thresholdIndoor air, Humidity
CO₂ or TVOC change
T25Weather or outdoor airDust day
Outdoor PM2.5 high
If
Context
C21Environment readingIndoor air
IAQ per zone
TTL 120s · on unknown: skip
C09Live occupancyIndoor air
People count
TTL 120s · on unknown: skip
C19Comfort bandIndoor air
Fresh-air limits
TTL 120s · on unknown: skip
Then
Ask and act
A18BMS scenes6Indoor air, Dust day
Cap fresh air at the certified minimum, never below it
RiskR3
Conflict key
zone:{zone}:hvac
Compensation
restore the prior BMS state within bounds
Retry safe
Yes within bounds
A16Raise tickets8Indoor air, Humidity
Damper or filter ticket if not
RiskR1
Conflict key
ticket:{asset}:{category}
Compensation
cancel the ticket
Retry safe
Yes with key
A01Notifys9Dust day, Humidity
Tell occupants
RiskR0
Conflict key
none
Compensation
none
Retry safe
Yes with dedup
Verify
Read-back
V09Environment back in bands7All
CO₂ under target within 15 minutes
Evidence
Time stage
None
Metric
None
Basis
None
Evidence grade
Observed (state change)
Fallback on failure
Native system keeps control; play pauses, holds its claim and notifies the system owner