Or. Admin. R. 603-017-0040 - Chart
The chart shall make one complete revolution in seven days, shall be graduated hourly and daily and must be not less than 10 inches in diameter.
(1) Lowest temperature
reading must be on the outer edge of the chart.
(2) Accuracy. Zero shall be within one degree
plus or minus.
(3) Charts must be
changed each week, properly dated, signed by Plant Manager, and be made
available for inspection for at least one year.
Notes
Stat. Auth.: ORS 628
Stats. Implemented: ORS 628.350
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