Wiring204.4 Pote ntial m atchingL00-FMP4xxxx-17-00-00-yy-0431: external ground terminal of the transmitterConnect the equipotential bonding to the external ground terminal of the transmitter." Caution!In Ex applications, the instrument must only be grounded on the sensor side. Furthersafety instructions are given in the separate documentation for applications in explosionhazardous areas.! Note!For optimum electromagnetic compatibility the potential matching line should be asshort as possible and at least 2,5 mm2 in cross-section.4.5 Che cking the conne ctionAfter wiring the device, carry out the following checks:• Are the terminals correctly assigned?• Is the cable gland tight?• Is the housing cover fully screwed on?• If power supply available: Does a display appear on the display module?11SLP10