Endress+Hauser iTEMP TMT181, Инструкции по безопасности

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iTEMP TMT181, TMT187/188, TMT182 XA00010R
Hauser 13
Safety
instructions
Ta
Tp
Power supply
For marking Ex ia IIIC:
Associated intrinsically safe
power supply unit with max.
electrical specifications from table
below
For marking Ex tc and Ex nA:
power supply unit with max.
electrical specifications from table
below
For Zone 0, 1 or Zone 20, 21
use sensor with
EC-Type Examination Certificate
Installation in suitable
housing for
Category 3 or Group III
Hazardous area
Zone 2 or Zone 22
Non-hazardous area
Local potential
equalization
A0026862-EN
 2 Installation of the head transmitter
Safety
instructions:
Installation
• Comply with the installation and safety instructions in the Operating
Instructions.
• Install the device according to the manufacturer's instructions and
any other valid standards and regulations (e.g. IEC/EN 60079-14).
• For operating the transmitter at an ambient temperature under
–20 °C, appropriate cables, cable entries and sealing facilities
permitted for this application must be used.
• The final enclosure must be connected to the potential matching line.
• The device should never be used for hybrid mixtures (gas, dust, air).
• When installing, make sure that the housing and cable glands used
meet the requirements according to IEC/EN 60079-0 for Category 3
or Group III enclosures.