salmson LRE Installation Et Mise En Service page 8

Fig. 4:
Single pump
MA Twin pump
max. 20 A RK5
external supply
min. 12 V DC / 10 mA
max. 250 V AC / 1 A
pressure sensor
external value
10 V / 20 mA
external off (switch)
pump cycling (button)
SL Twin pump
external off (switch)