Siemens SITRANS F M Intermag 2, Operating Instructions Manual

Page: 36 / 130

Installation
3-14
SITRANS FM Intermag 2 Flow Transmitter
Operating Manual - A5E00102775-03
Attention!
The sensors have the same terminal names, the lines must be
connected 1:1.
Terminals 55 and 66 are not used.
With sensors with IP68 degree of protection, the cable colors or the
identification tag on the sensor cables must be observed
.
Table 3.1 Sensor terminal assignment
Terminal Designation Cable color
for sensors
with IP68 degree
of protection
5 magnetic field current 1 brown
magnetic
top
6 magnetic field current 2 white
magnetic
field
current
p
terminal
block
7 potential equalization green-yellow
current
cable
b oc
29 SmartPLUG-supply (-5 V) green
1)
22 Measuring ground red
bottom
23 electrode 1 brown
electrode
cable
terminal
block
24 electrode 2 white
cable
b oc
30 SmartPLUG-supply (+5 V) blue
1)
1)
only for sensors with SmartPLUG
You must use a line with a cross section of 3 x 1.0 mm
2
to wire the
magnetic current line and a line with a cross section of 5 x 0.5 mm
2
to
wire the electrode line (including the supply voltage of the SmartPLUG)
both of which are shielded (e.g. LIYCY).
Prepare the cable before connection as shown in Figure 3-15.
10...12
mm
5...10
mm
75...80
mm
Braided screen
Connector sleeve
Figure 3-15 Preparation of the electrode and magnetic field current cable