Siemens SITRANS F MASS 6000 Ex d Operating Instructions Manual page 13

SITRANS F C MASSFLO
(continued)
Important
12
Electrical connections are made through the front of the transmitter (view A), in the terminal
housing. This housing is accessed by removing the front cover described in chapter 2.
Read the chapter 4. "Technical data" before making the connection.
The cover is retained via a wire. The terminal housing is equipped with 1 M20 x1.5 Ex e
gland and 1 M20 x1.5 Ex i gland.
The mains cable is fed through the black gland (black indicates increased safety "e") located in
the left-hand side as viewed from the front.
The outputs are fed through the blue gland (the colour blue indicates intrinsically-safe circuit
"i") located on the right-hand side. According to the Ex document issued, use of other glands is
permitted provided that these are as a minimum Ex-approved in category "e".
The power supply terminals shall be from a safety isolating transformer.
Maximal cable core is 2.5 mm
Turn off the power supply before connecting input and output cables and wait 30 minutes
before unscrewing the lid.
A5E02944883-A
. Stripping length is mm.
2