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18 Safety
Section 1: Introduction Daniel 3812 Liquid Ultrasonic Flow Meter Installation Manual
May 2015 3-9000-765 Rev H
Daniel 3810 Series Liquid Ultrasonic Meters are INMETRO certified. Refer to the 3810 Series
Liquid Ultrasonic Flow Meter Tag, INMETRO Certification drawing DMC - 006173.
Certificate number: NCC 11.0163 X
Marking: --Ex d ia IIB T4 Gb IP66 W
Electrical parameters: Refer to Section 1.6, Table 1-2.
Special conditions for safe use
• Explosion proof joint dimensions are compliant with the Brazilian Association of
t
echnical standard: ABNT NBR IEC 60079-1, Table 3.
• The en
closure for the explosion proof transmitter and intrinsically safe barrier must be
remote mounted (Refer to Section 1.6, Table 1-2)
if the operating temperature exceeds 1
40
o
F (60
o
C) (refer to Section 1.6, Table 1-2).
• Cable length (refer to S
ection 1.6, Table 1-2).