Unsuitable Cables, Cable Glands And/Or Plugs; Pressure Applications - Siemens SITRANS LR250 Compact Operating Instructions

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 use only 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 device
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.
16
WARNING
protection.
instructions (Page 22).
WARNING
input. Observe national regulations and the requirements stated in the relevant approvals.
DANGER
contents are under pressure.
WARNING
Compact Operating Instructions, 06/2018, A5E33469191-AB
LR250 (mA/HART)