1
Doc Info
2
Lighting Zones
3
Rates & Costs
4
Implementation
5
Results & Export
01 Document Information
02 Lighting Zones (Table 1)
# Area Light Type No. Fixtures Bulbs/Fix Bulb W Fixture W Op. Hrs/yr Occupied %
+ Zone + Warehouse T8 + Office LED + Restroom + Break Room + Storage
-
ℹ Occupied % = percentage of operating hours the area is actually occupied. If Fixture W is left at 0, it auto-calculates as Bulbs × Bulb W.
03 Utility Rates
ℹ Default CF = 0.77 per Focus on Energy TRM. Typical values: 0.6–1.0 depending on facility.
04 Implementation Costs
Sensor & Labor
Incentives (Optional)
ℹ Focus on Energy: typically $10/sensor or $0.15/W controlled. Set type to "None" if no incentive.
05 Live Results
Enter zone data
results update automatically
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Generates a complete .docx following the IAC occupancy sensor assessment template - fixture table, equations, summary box, implementation cost.

∑ Formula Reference
Ec = Σ(Nf × Wf × H) / 1000
Ep = Σ(Nf × Wf × H × POT) / 1000
AES = Ec − Ep
DR = (AES / H) × 12 × CF
ACS = AES × RE + DR × RD
IC = Sensors + Labor − Incentives
PBP = IC / ACS
POT = % of time area is occupied (0–100%).
Unoccupied time = 1 − POT to lights off during that period.
CF = coincidence factor (default 0.77).