Installing/mounting
4.1 Basic safety information
4.1.1
Unsuitable cables, cable glands and/or plugs
Unsuitable cables, cable glands and/or plugs
Risk of explosion in hazardous areas.
• Use only cable glands/plugs that comply with the requirements for the relevant type of
• Tighten the cable glands in accordance with the torques specified in Installation
• Close unused cable inlets for the electrical connections.
• When replacing cable glands, only use cable glands of the same type.
• After installation, check that the cables are seated firmly.
Incorrect conduit system
Risk of explosion in hazardous areas as result of open cable inlet or incorrect conduit
system.
• In the case of a conduit system, mount a spark barrier at a defined distance from the
4.1.2
Pressure applications
Pressure applications
Danger to personnel, system and environment will result from improper disassembly.
• Never attempt to loosen, remove, or disassemble process connection while vessel
Pressure applications
Danger to personnel, system and environment can result from improper installation.
• Improper installation may result in loss of process pressure.
24
WARNING
protection.
instructions (Page 33).
WARNING
device input. Observe national regulations and the requirements stated in the relevant
approvals.
DANGER
contents are under pressure.
WARNING
SITRANS LR250 with mA/HART
Operating Instructions, 10/2019, A5E32220602-AG