Table 9.

Performance Index (PI_MINUTE) of T (a) and RH (b) values that fit individually into the specifications of each ASHRAE climate class in the case of one-minute sampling.

(a)
Class	PIMINUTE (%)—Temperature
	Sensor 1	Sensor 2	Sensor 3	Sensor 4
AA	97	97	97	97
As	97	97	97	97
A	97	97	97	97
B	100	100	100	100
C	100	100	100	100
D	100	100	100	100
(b)
Class	PIMINUTE (%)—Relative Humidity
	Sensor 1	Sensor 2	Sensor 3	Sensor 4
AA	100	33	100	34
As	100	59	100	60
A	100	67	100	67
B	100	90	100	90
C	100	99	100	96
D	100	100	100	100