User Manual

Daniel 3814 Liquid Ultrasonic Meter Installation Manual Section 1: Introduction
3-9000-760 Rev E March 2015
Safety 15
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
technical standard: ABNT NBR IEC 60079-1, Table 3.
• The enclosure 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 Section 1.6, Table 1-2)
EXPLOSION OR FIRE HAZARD
READ AND FOLLOW THE WARNINGS BELOW:
• Conduit runs must have a sealing fitting within 457mm (18 inches) of the enclosure to reduce the
risk of an explosion or a fire.
• During operation, keep covers tightly closed. DO NOT open the assembly when an explosive
atmosphere may be present.
• During equipment maintenance, disconnect power before opening transmitter or base
electronics. Clean cover joints before replacing.
• DO NOT substitute meter components. Substituting components may compromise the intrinsic
safety.
Failure to follow these safety instructions may result in severe injury to personnel or cause damage to
th i t