Burkert 8206 Manuel D'utilisation page 54

3 INSTALLATION
Connecting the 4-20 mA output of transmitter 8206 to a PLC. Depending on the PLC type,
position the "sourcing / sinking mode" switch properly (see fig. 3.8).
Only manipulate the switch when the device is not powered.
4-20 mA
+
-
PLC
I
1 2 3 4
NC L+ L-
Without
With Iout L+ L-
Supply
12..30Vdc
1 2 3 4 PE
3A/230VAC
PT SENSOR
Connection in sourcing mode
(*) If direct earthing is impossible, connect a
100 nF / 50 V-condensator between the negative
terminal and the earth.
Fig. 3.9 Connection to a PLC, 8206 compact version, with relays
250 mA
+
-
(*)
CURRENT
SOURCE SINK
PE
PE
PE
PH SENSOR
E-16-
REDOX TRANSMITTER 8206
4-20 mA
+
-
PLC
I
1 2 3 4
NC L+
Without
With Iout L+
Supply
12..30Vdc
1 2 3 4 PE
PT SENSOR
V=
V≈
6012
Pilot valve
Connection in sinking mode and connec-
tion example of the relays
250 mA
+
-
(*)
CURRENT
SOURCE SINK
PE
L- PE
L- PE
PH SENSOR
3A/230VAC
V=
V≈
124
Solenoid valve