Siemens SITRANS L Compact Operating Instructions page 29

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 Technical
• 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
Hazardous contact voltage
Risk of electric shock in case of incorrect connection.
• For the electrical connection specifications, refer to the information in Technical
• At the mounting location of the device observe the applicable directives and laws for
Improper power supply
Risk of explosion in hazardous areas as result of incorrect power supply.
• Connect the device in accordance with the specified power supply and signal circuits.
SITRANS LT500 with ultrasonic transducer inputs
Compact Operating Instructions, 02/2024, A5E52021877-AA
WARNING
protection.
specifications (Page 102).
WARNING
device input. Observe national regulations and the requirements stated in the relevant
approvals.
WARNING
specifications (Page 102).
installation of electrical power installations with rated voltages below 1000 V.
WARNING
The relevant specifications can be found in the certificates, in Technical specifications
(Page 102) or on the nameplate.
Connecting
5.1 Basic safety notes
29