SITRANS P DS III
Service Manual, 06/2014, A5E34219855-01
23
Basic safety instructions
Unsuitable cables and/or cable glands
Danger of explosion in hazardous areas.
• Only use appropriate cables and cable glands complying with the requirements
specified in the "Technical specifications" chapter in the operating instructions.
• Tighten the cable glands in accordance with the torques specified in the "Technical
specifications" chapter in the operating instructions.
• When replacing cable glands, only use ones of the same type.
• After installation check that the cables are seated firmly.
Hazardous contact voltage in versions with 4-conductor extension
Danger of electrocution in case of incorrect connection.
• Observe the instructions in the 4-conductor extension operating manual for the electrical
connection.
Danger of explosion in hazardous areas as result of incorrect power supply, e.g. using
direct current instead of alternating current.
• Connect the device in accordance with the specified power supply and signal circuits.
The relevant specifications can be found in the certificates, in the "Technical
specifications" chapter in the operating instructions, or on the nameplate.
Danger of explosion in hazardous areas due to voltage flashover.
• Connect the device to an extra-low voltage with safe isolation (SELV).
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