Burkert Type 8175 - Manual (Page 83)

15
8175
ENGLISH
INSTALLATION
4-20 mA
+
-
18-32 VDC
+
-
250 mA
I
- +
4 3 2 1
(*)
4-20 mA
+
-
18-32 VDC
250 mA
I
- +
4 3 2 1
+
-
(*)
4-20 mA
18-32 VDC
250 mA
3A
m
24VDC
115/230 VAC 3A
- +
4 3 2 1
REL1
REL2
+
-
(*)
SW 2,
Position A
SW 2,
Position B
Fig. 3.7 Pin assignment for relays
PLC/control
valve or
positioner
ENTER
Locked Unlocked
SW1
SW 1
ENTER
Locked Unlocked
OR
3.4.2 8175 compact version
Wiring of the 18-32 VDC version, with cable gland
Remove the cover via the screws on the front display and pull the cable through the cable
gland and wire according to one of the pin assignment diagrams below.
The electronics within the 8175 allows a sourcing or sinking PLC to be connected. Position
A (Fig 3.5) provides a sourcing configuration and Position B (Fig 3.6) a sinking one.
Fig. 3.5 Pin assignment, Position A Fig. 3.6 Pin assignment, Position B
Relay connection of the 18-32 VDC version, with cable gland
The electrical wiring of this model is possible via the use of 2 cable glands. Remove the
cover via the screws on the front display and pull the cables through the cable glands and
wire according to pin assignment diagram below (Fig. 3.7).
- The device can be easily connected to a PLC independently of the respective version.
- The ‘Enter‘ key can be locked by placing the SW 1 swich into the left position to avoid
accidental or unauthorized access.
(*) If direct earthing is
impossible, connect a
100 nF/50 V-condensa-
tor between the negative
terminal of the power
supply and the earth.
PLC/control
valve or
positioner