Burkert Type 8025 - Handbuch (Seite 25)

23
Installationandwiring
7.4.5 Wiring the Ao1 current output of a panel version or a wall-
mounted version, 12-36 V Dc
Only move the selectors when the power supply is off.
Insert the supplied stopper gaskets into the unused cable glands to ensure the tightness of the device.
• Unscrew the unused cable gland.
• Remove the transparent disk.
• Insert the supplied stopper gasket.
• Screw the nut of the cable gland.
The 4-20 mA output can be wired in either sourcing or sinking mode.
Use switch A to configure the wiring of the 4-20 mA current output in sinking or sourcing mode.
A
SOURCE SINK
CURRENT
SOURCE SINK
CURRENT
→
Wire the current
output in sinking
mode.
→
Wire the current
output in sourcing
mode.
Figure 15: Using the sink/source switch
A
12-36 V DC
+
-
300 mA
I
+
-
(*)
CURRENT
SOURCE SINK
PE PE PE
L+ L- PE P- P+
NC
Iout
PULSE
DO1
Supply
12..36Vdc
Univ
Batch
(AO1)
Power supply
4-20mA input at external
instrument
Set the
A
switch on the left.
A
CURRENT
SOURCE SINK
PE PE PE
L+ L- PE P- P+
NC
Iout
PULSE
DO1
Supply
12..36Vdc
Univ
Batch
(AO1)
12-36 V DC
+
-
300 mA
I
+
-
(*)
Power supply
4-20mA input at external
instrument
Set the
A
switch on the right.
*) If a direct earth connection is not possible, fit a 100 nF/50 V capacitor between the negative power supply terminal and
the earth
Figure 16: Wiring of the 4-20 mA output (AO1) in
sourcing mode Figure 17: Wiring of the 4-20 mA output (AO1) in sinking
mode
English
Type 8025 UNIVERSAL