Use in potentially explosive atmospheres
20 265Gx, 265Ax IM/265Gx/Ax-EN-07
Notes
• Opening the housing during operation (i.e., while the operating voltage is switched on) is not
permitted.
• The transmitter must be connected using a suitable cable, cable glands, or pipeline systems,
which satisfy the requirements of the standards listed above and for which a separate test
certificate is available.
CAUTION - Risk
Only use cables and cable glands that are approved for temperatures of 80 °C (176 °F).
• Openings in the housing that are not being used must be closed in accordance with the
standards listed above.
• Before switching on the operating voltage:
• The housing must be closed.
• Secure the housing cover by turning the locking screws (hex-head socket screws)
counterclockwise.
• Secure the housing against rotating by turning the locking screw clockwise.
• The housing cover, electronics housing, and measuring equipment may only be replaced
with components that have been approved for this purpose.
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