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Sensor Installation: F-Series 21
Purge Fittings
8. Make sure the purge fitting seals are tight so air cannot be drawn by suction into the sensor case.
Table 4 Time required to purge F-Series sensor cases
Sensor model
Purge rate
ft
3
/hr (l/hr)
Time
(1)
minutes
(1) If purge lines are being used, increase purge time to fill the additional volume.
F025 20 (566) 4 1/2
F050 20 (566) 4 1/2
F100 20 (566) 6
F200 20 (566) 15
F300 20 (566) 25