Compact Version, 12-30 Vdc, With Cable Glands, With Relays - bürkert 8225 Bedienungsanleitung

3 INSTALLATION
3.2.5 Electrical wiring, compact version, 12-30 VDC, with cable glands,
with relays
Before wiring the device, please read § 3.2.1 and 3.2.3 carefully.
Lift the transparent lid after having unfastened the screw. Remove the cover of the device by
unscrewing the 4 screws, pass the cables through the cable glands and connect according
to the pin assignment below.
Always seal the unused cable gland using the supplied obstructor to
ensure the tightness of the device.
Unscrew the cable gland nut, insert the obstructor and screw the nut
back onto the cable gland.
Switch 1: see
Fig. 3.9
Strap to be removed if
4-20 mA output is used
Connection relay 2 to type
Fig. 3.8
Wiring, compact transmitter, 12-30 VDC, with cable glands, with relays and connection
examples for the relays
4-20 mA output L+ (12-30 VDC)
CURRENT
SOURCE SINK
NC L+
Without
With L+
Iout
Supply
SENSOR
12..30Vdc
1
PT1000
2
3
SENSOR
CELL
4
1 2 3 4 PE
3A/230VAC
+
-
121
E-22-
CONDUCTIVITY 8225
L- (0V)
Connect the power supply cable shielding
PE
L- PE
PE
L-
Connect the conductivity sensor
+
-
Connection relay 1 to type 142
Relay cables must
be fitted here to the
board using the sup
plied cable clips
(see § 3.2.3)