Siemens SITRANS F MASS 6000 Ex d Operating Instructions Manual page 12

SITRANS F C MASSFLO
Mounting and connection
View A
Ex e
Turn off the power supply before connecting input and output cables and wait
30 minutes before unscrewing the lid.
1. M20 black ATEX Ex-e approved gland, power supply cable "e".
2. Earthing terminal connected to potential equalisation rails (PEC).
3. M20 x1.5, blue ATEX approved gland, input and output cable "ia".
4. Multi-plug connection to sensor Ex ia.
5.-6. The power supply and input and output cables must be secured by i.e. cable strap so that
they remain in position even if the cable terminal screws get loose.
7. Power supply terminals, Ex e core cable 0. -2.5mm
Tighten the screws with 0. 0. Nm!
Mount the plastic cover, marked "Increased safety" again.
8. Input and output terminals Ex ia.
It is an absolute requirement that the wires/terminals of the intrinsically safe circuits
into contact with the wires of the other cables. The distance between cables/wires therefore
must be at least 50 mm/2 inch.
It is recommended to fasten the cables/wires in a way that they, even in case of an error,
get into contact with each other. Make the wire ends as short as possible.
A5E02944883-A
/AWG 24-14.
2
get
11