Burkert 8045 - Wiring the AO1 Current Output

25
Installation and commissioning
Earth cable coming from the housing.
On a version with stainless steel flow sensor, a second cable
is coming from the sensor.
123456
Fig. 19: Terminal block 1 connecting the earth wire coming from the housing (made in the factory)
7.3.4. Wiring the AO1 current output
For safety reasons, secure the cables using a non-conducting cable clamp.
The 4-20 mA output can be wired in either sourcing or sinking mode.
Power supply
4-20mA input at external
device
Position the
A
switch to the right.
SOURCESINK
L+ L-PEP+P-Iout
Supply
18...36 Vdc
PULSE
DO1
CURRENT
PE
AO1
A
18-36 V DC
+
-
300 mA
I
+
-
(*)
SOURCESINK
L+ L-PEP+P-Iout
Supply
18...36 Vdc
PULSE
DO1
CURRENT
PE
AO1
A
18-36 V DC
+
-
300 mA
I
+
-
(*)
Power supply
4-20mA input at external
device
Position the
A
switch to the left.
Fig. 20: Wiring of the 4-20 mA output (AO1) in
sourcing mode
Fig. 21: Wiring of the 4-20 mA output (AO1) in sinking
mode
*) If a direct earth connection is not possible, fit a 100 nF/50 V capacitor between the negative power supply terminal and the
earth
English
Type 8045