KROHNE SU 501 EX EN - Manual (Page 13)

2 Connect sensor cable to terminal 1 and 2, and where
applicable, connect the screen
3 Connect power supply (switched off) to terminal 9 and 10
4 Insert SU 501 Ex into the plug-in socket and screw it down
tightly
The electrical connection is finished.
Before setting up Ex versions, make sure the Ex separating
chamber is plugged (above the sensor terminals). The pins for
type and Ex coding must also be inserted correctly.
SU 501 Ex - Signal conditioning instrument 13
Connecting to power supply
27953
-EN
-050616