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IM 60A02S01-01E-A
Note 3. Wiring
All wiring shall comply with Canadian Electrical Code Part I and Local Electrical Codes.
• For an ambient temperature ≥ 70°C, heat resistant cables shall be used with a
rating of at least 20°C above the ambient temperature.
• In hazardous location, wiring shall be in conduit.
WARNING: A SEAL SHALL BE INSTALLED WITHIN 50 cm OF THE
ENCLOSURE.
When installed in Division 2,“FACTORY SEALED, CONDUIT SEAL NOT
REQUIRED”.
• In hazardous location, wiring shall be in conduit.
WARNING: A SEAL SHALL BE INSTALLED WITHIN 50 cm OF THE
ENCLOSURE.
UN SCELLEMENT DOIT ÊTRE INSTALLÉ À MOINS DE 50 cm DU
BOÎTIER.
• When installed in Division 2,“FACTORY SEALED, CONDUIT SEAL NOT
REQUIRED”.
Une fois installé dans la Division 2, «scellés en usine, CONDUIT SEAL PAS
NÉCESSAIRE".
Note 4. Installation
•
All wiring shall comply with local installation requirements.
•
In any safety barreir used output current must be limited by a resistor 'R' such
that Io=Uo/R or Isc=Voc/R.
•
The safety barrier must be CSA certified.
•
Input voltage of the safety barrier must be less than 250 Vrms/Vdc.
•
Installation should be in accordance with Canadian Electrical Code Part I and
Local Electrical Code.
•
Dust-tight conduit seal must be used when installed in Class II and III
environments.
•
WARNING: SUBSTITUTION OF COMPONENTS MAY IMPAIR INTRINSIC
SAFETY.
ADVERTISSEMENT: LA SUBSTITUTION DE COMPOSANTS PEUT
COMPROMETTRE LA SECURITE INTRINSEQUE.
•
WARNING: DO NOT OPEN COVERS WHEN AN EXPLOSIVE ATMOSPHERE
MAY BE PRESENT. INSTALL IN ACCORDANCE WITH THE INSTRUCTION
MANUAL.
ATTENTION: NE PAS OUVRIR Si des explosifs ATMOSPHERE
peuvent être présents. INSTALLER EN SELON LE MODE D'EMPLOI.
Note 5. Maintenance and Repair
• The instrument modification or parts replacement by other than authorized
representative of Yokogawa Electric Corporation is prohibited and will void Intrinsically
Safe Certification.
Note 6. Special Conditions for Safe Use
• In the case where the enclosure of the MLX is made of aluminum, if it is mounted
in an area requiring Class 1 Division 1 equipment, it must be installed such, that, in the