Sensors
This is rail R3, Sensors. See all rails. A sensor alone reaches V2; it needs somebody else to reach V3.
SUB-METER-OT-1 Electricity sub-meter · version 1
Ochrefield Tower (synthetic) · measures Site electricity, kWh · Your custody · class IEC-1
183,411 kWh, between 179,200 and 187,700 (P5 to P95) · Measured and confirmed (V3)
The records that arrived sum to 183,411 kWh (179,200 to 187,700, P5 to P95), V3; unknown for 192 intervals. 4,224 of 4,416 half-hours received; the logger was offline 2 to 5 June. What is possible; file records are held at V0 until the assurance partner rules.
Counting. CT ratio declared 400/5, with a photo of the label.
TANK-PROBE-OT-1 Tank probe · version 2
Ochrefield Tower (synthetic) · measures Generator diesel, L · Your custody · class FS-1.5
36,400 L, between 34,100 and 38,800 (P5 to P95) · Measured (V2)
Offline 14 to 27 May; that stretch is Unknown.
In question since 2 April. Version 2 after the May sensor fault. As-found error 2.4% against a 1.5% class, so readings since the last good check on 2 April are in question. 1.5% at 12,000 L is 15% at 1,200 L.
REV-METER-PU-1 Revenue meter · version 1
Pune yard (synthetic) · measures Site electricity, kWh · The utility’s custody · class IEC-0.5S
184,030 kWh, between 180,300 and 187,800 (P5 to P95), GSD 1.012 · Measured (V2)
Read from a photo. Read from a photo at confidence 0.91. Same meter, second channel: it adds a time and completeness, not independence.
KILN-PANEL-11 Panel meter · version 1
Pune yard (synthetic) · measures Curing kilns, kWh · Your custody · class IEC-1
41,200 kWh, between 39,800 and 42,700 (P5 to P95) · Measured (V2)
Counting. Shares its total among kiln motors by run-hours.
A change of custody, recalibration or retirement is a new version, and a retired instrument stays readable. A typed reading is a claim, kept as a note.