5. OPERATION
5.1 P30U transducer front panel description
Fig.4. Front panel description
Note:Thememorycard(option)shouldbeinsertedtothetransducer
slotwithcontactsfacingdown
LEDindicatordescription:
RX–greendiode–DatareceptiononRS-485indicator
TX–yellowdiode–DatatransmissiononRS-485indicator