Burkert Type 8045 - Manual (Page 20)

20
Installation and wiring
Type 8045
Earth cable coming from the housing.
On a version with stainless steel flow sensor, a second cable
is coming from the sensor.
1 2 3 4 5 6
Fig. 15: Connection of the earth wire coming from the housing
(made in the factory)
7.5.3. Wiring the Do2 and Do3 relay
outputs
DO2
DO3
230 VAC
m
3 A
3 A
230 VAC
Fig. 16: Wiring of the DO2 and DO3 relay outputs
7.5.4. Wiring the Ao1 current output
For safety reasons, secure the cables using a non-con-
ducting 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.
SOURCE SINK
L+ L- PE P+ P- Iout
Supply
18...36 Vdc
PULSE
DO1
CURRENT
PE
AO1
A
18-36 V DC
+
-
300 mA
I
+
-
(*)
Fig. 17: Wiring of the 4-20 mA output (AO1) in sourcing 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
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