Connecting; Basic Safety Instructions - Siemens SITRANS P320 Compact Operating Instructions

Connecting

5.1

Basic safety instructions

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 data
• 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.
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. The
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
Unprotected cable ends
Risk of explosion through unprotected cable ends in hazardous areas.
• Protect unused cable ends in accordance with IEC/EN 60079-14.
SITRANS P320/P420
Compact Operating Instructions, 09/2021, A5E38874562-AD
WARNING
protection.
(Page 63).
WARNING
relevant specifications can be found in the certificates, in Technical data (Page 63) or on
the nameplate.
WARNING
input. Observe national regulations and the requirements stated in the relevant approvals.
WARNING
5
37