IKA RV 10 control FLEX auto - Manual (Page 48)

48
Vacuum - speed-controlled operation

No additional valve is required for vacuum normal operation with a
speed-controlled pump. Connect the pump's vacuum hose directly to
the pressure sensor hose connection.
Connect the electrical RV10 control cable to the controller (Fig. 15e).
Connection RV 10 temperature sensor ( (dT)
Connect the temperature sensor to the lower socket (dT). Always check
for correct direction of the arrow.
Fig. 15f
dT
Fig. 15d
Fig. 15e