Assembly With A Tuchenhagen Varivent In-Line Housing; Assembly With A Neumo Biocontrol In-Line Housing; Electrical Connections - GEM mFlow 3030 Quick Manual

2.1.4 Assembly with a
Tuchenhagen Varivent
in-line housing
Important:
The sensor electrodes must always
be positioned exactly across the
medium's fl ow direction in order to
enable accurate measurement.
Markings
Flow
View from
underside
of sensor
1. Weld the Varivent
the pipeline.
2. Put the fl owmeter with the welded cover
plate into the housing.
3. Observe correct alignment of the sensor
(electrodes / markings at 90° to the fl ow
direction).
4. Attach the fl owmeter to the housing with
a clamping ring.
2.1.5 Assembly with a
Neumo BioControl
in-line housing
Important:
The sensor electrodes must always
be positioned exactly across the
medium's fl ow direction in order to
enable accurate measurement.
Flow
View from
underside
of sensor
3030
®
Cover plate
Sensor
Electrodes
in-line housing into
®
®
Sensor
Electrodes
1. Weld BioControl
pipeline.
2. Put the fl owmeter with the welded cover
plate into the BioControl
3. Observe correct alignment of the sensor
(electrodes 90° to the fl ow direction).
4. Screw down the fl owmeter to the
housing.
3

Electrical connections

All electrical connections are 5-pin M12
connectors fi tted at the rear of the housing.
Connection Pin Signal name
1
2
X1
A coded 3
M12 plug
4
5
Connection Pin Signal name
1
2
X2
B coded 3
M12 plug
4
5
Connection Pin Signal name
1
2
X3
A coded 3
M12 plug
4
5
Important:
The Profi bus-DP version has no
RS-232 interface.
10 / 20
in-line housing into the
®
in-line housing.
®
Uv, 24V DC supply voltage
Make-contact, output K1, 24V DC
GND
Make-contact, output K2, 24V DC
n.c.
n.c.
n.c.
RXD, RS 232
TXT, RS 232
GND, RS 232
I+, current output
I-, current output
Function earth
24V DC, impulse output
GND, impulse output