Deltabar S PROFIBUS PA Wiring
Endress+Hauser 9
3 Wiring
#
Warning!
•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.
3.1 Connecting the device
!
Note!
•Devices with integrated overvoltage protection must be earthed.
•Protective circuits against reverse polarity, HF influences and overvoltage peaks are installed.
•The supply voltage must match the supply voltage on the nameplate.
•Switch off the supply voltage before connecting the device.
•Remove housing cover of the terminal compartment.
•Guide cable through the gland. Preferably use twisted, screened two-wire cable.
•Connect device in accordance with the following diagram.
•Screw down housing cover.
•Switch on supply voltage.
P01-xMx7xxxx-04-xx-xx-xx-008
Fig. 5: Electrical connection PROFIBUS PA → Observe also the following section.
For devices with 7/8" or M12 plug see Operating Instructions.
1Housing
2Internal earth terminal
3External earth terminal
4Supply voltage, for version in non-hazardous area = 9...32 V DC
5Devices with integrated overvoltage protection are labelled OVP (overvoltage protection) here.
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