FloTech FT204P Mode D'emploi page 12

FloTech Programmable Retain / Overfill Monitor
Another Socket Option is to install the FloTech FT390 Dual
Socket Assembly. This unit comes with the sockets pre-wired
to a length of FloTech eleven conductor cable. Refer to Fig. 9
for wiring connections.
12
U.S. Sockets do not use pins 1&2
Thermistor Socket Connections
Optic Socket Connections
Fig. 7
Fig. 8
10464 REV C