Instruction manual

Wiring
30 Installation and Operations Manual
5.3 Recommended Connection
5.3.1 Equipotential bonding
Connect the Equipotential bonding to the external ground terminal of the transmitter.
5.3.2 Wiring screened cable
Caution! In Ex applications, the device must only be grounded on the sensor side. Further
safety instructions are given in the separate documentation for applications in explosion
hazardous areas.
5.4 Degree of Protection
• housing: IP68, NEMA 6P (open housing and removed liquid crystal display: IP20, NEMA 1)
• antenna: IP68 (NEMA 6P)
5.5 Post-connection Check
After wiring the measuring device, perform the following checks:
• Is the terminal allocation correct (see page 25)?
• Is the cable gland tight?
• Is the housing cover screwed tight?
• If auxiliary power is available:
Is the device ready for operation and does the liquid crystal display show any value?
• Is grounding (tank potential) correct?