50421/OXY/1005
OXY
3
2. General
The HERMetic OXY is designed for sampling inert gas in closed tanks before crude oil washing. It
consists of a rubber sampling hose with an on-line valve at the upper end, an open hose end for
connecting to a portable gas analyzer (not supplied with the OXY), a weight at the lower end and
an adapter with a hose adjusting nut.
It is made for connecting to the HERMetic valves. When the OXY is connected to the valve, the
operation is carried out with negligible escape of gas to the atmosphere.
3. Recommendation for safe use
This Operation and Service Manual is a guide in order to help the user to operate the instrument
safely and correctly.
Nevertheless the maker disclaims all responsibility and liability for damage resulting from the use
of the equipment regardless of the cause of the damage.
The I.M.O. requirements on Tanker Safety and Pollution Prevention, 1978 - resolution A.446 (XI) -
§ 6.6 states:
“Before each tank is crude oil washed, the oxygen level shall be determined at a point 1
meter from the deck and at the middle region of the ullage space and neither of these
determinations shall exceed 8 per cent by volume.”
This product and his use is / may be related to international, national, local or company regulations
or standards. It is the customer / user responsibility to ensure that the way to use the device
complies with such applicable regulations or standards.
This device is a portable product. It must not be permanently installed on the tank and must be
disconnected after use and stored in a safe and dry area.
