SITRANS P300 (7MF8.23.. 7MF8.24.. 7MF8.25..)
A5E03434764-01, 08/2011
17
Connecting the device
Note
The following values can be set for the load:
● 230 to 1100 Ω for the HART communicator
● 230 to 500 Ω for the HART modem
1.
Strip approximately 15 cm from the outer sheath of the cable.
2.
Insert the wires of the connecting cable through the cable gland and lead them through the guide channel. The guide
channel connects the cable gland to the connecting terminals.
3.
If you have a plastic cable gland, connect the shield to the ground terminal
②
. The ground terminal is electrically
connected to the enclosure.
4.
If you have a metal cable gland, ground the shield to the cable gland ground terminal
③
as follows:
–
Leave approx. 2 cm of extra shield.
–
Turn the shield over the insulation. See Fig.
–
Firmly press in the plastic seal. The O-ring will in turn press the shield against the enclosure.
5.
Screw on the cable gland cover with a 23 mm open end wrench until strain relief is ensured.
6.
Strip the wires.
7.
Connect the wires to the terminals
①
"+" and "-".
Ensure correct polarity! If necessary, ground the device using the
8.
"-" connection by connecting the "-" connection to the ground terminal
②
.