Elster Instromet 6 Series, Руководство пользователя

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4 Installation
UFM Series 6 Safety Instructions Page 17 of 38

National and local regulations;

the SPU documentation (this manual, order specification stating the
type of entry holes) and on the SPU label;

the certificate and manual of the glands;

Specifications of the user wiring.
It is recommended to use suitable armoured shielded cable to provide
protection against mechanical damage and electrical interference.
Important!
Use a cable with suitable resistance, diameter, cores and length.
If your ultrasonic flow meter is FM approved (see the SPU label), these
special remarks are also applicable:

Installations shall comply with the relevant requirements of the
latest edition of the National Electrical Code (ANSI/NFPA 70).
Installations shall comply with the latest edition of the
manufacturer’s instruction manual.

For intrinsically safe installation in the United States of America,
electrical equipment connected to the Associated Apparatus shall
not use or generate more than 250 volts rms.

For guidance on installations in the United States of America, see
ANSI/ISA-RP12.06.01, Installation of Intrinsically Safe Systems for
Hazardous (Classified) Locations.

Tampering and replacement with non-factory components may
adversely affect the safe use of the system.

Seal fitting is required within 1.5 inches of enclosure.

Warning: See control drawing: 03.304.001.003.05/2 before
operating device. A copy of the control drawing is available in
 Annex A – Control Drawing (FM) (p.29).