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DFM 5.1 Doppler Flow Meter
SENSOR INTRINSIC SAFETY
(OPTION 2ISB)
When connected through Intrinsic Safety Barriers, the Greyline Sensor Model SE4 is CSA certified for
installation in a hazardous location rated:
Class I, Groups C,D
Class II, Groups E,F,G
Class III
Intrinsic Safety Barriers may be ordered with the Greyline instrument and are supplied mounted in the
Greyline instrument enclosure. Replacement barrier fuses (Part No. ISB- 011239) may be purchased
separately. The instrument enclosure containing the 2ISB Intrinsic Safety Barriers must be installed in a
non-hazardous location.
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