ADS Environmental Services Portable FlowShark Pulse QR 775006 A2 - Manual (Page 70)

Installation 3-33
Electronic Box (EBM)
Seal unused connection sockets on the Type EBM Electronic Box
watertight by fastening the screw cover on each socket prior to
installation. Otherwise, ADS cannot guarantee the protection of
the entire unit. The ADS warranty does not cover damages
resulting from uncovered connection ports.
ADS offers, at an additional cost, covers to replace those damaged
or lost due to the use of force.