Wiring Deltabar S FOUNDATION Fieldbus
22 Endress+Hauser
5 Wiring
5.1 Connecting the device
Risk of electric shock!
If the operating voltage is > 35 VDC: Dangerous contact voltage at terminals.
‣ In a wet environment, do not open the cover if voltage is present.
Limitation of electrical safety due to incorrect connection!
• Risk of electric shock and/or explosion in hazardous areas! In a wet environment, do not open
the cover if voltage is present.
• When using the measuring device in hazardous areas, installation must comply with the
corresponding national standards and regulations and the Safety Instructions or Installation
or Control Drawings.
• Devices with integrated overvoltage protection must be grounded.
• Protective circuits against reverse polarity, HF influences and overvoltage peaks are installed.
• The supply voltage must match the power supply on the nameplate. ( ä 11, Section 3.2.1
"Nameplates".)
• Switch off the supply voltage before connecting the device.
• Remove the housing cover of the terminal compartment.
• Guide the cable through the gland. For cable specifications, ä 24, Section 5.2.4.
• Connect the device in accordance with the following diagram.
• Screw down the housing cover.
• Switch on the supply voltage.
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