User guide

34
Wiring
Type 8025 / 8035
Wiring of the current output in sourcing mode
Source/Sink selector
(see chap. "8.3.2")
Power supply
4-20mA input at exter-
nal instrument
Supply
12..36Vdc
FLOW SENSOR
COIL NPN
SOURCE SINK
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
Iout
300 mA
+
-
12-36 V DC
+
-
(*)
PE
Supply
12..36Vdc
FLOW SENSOR
COIL NPN
SOURCE SINK
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
Iout
300 mA
+
-
12-36 V DC
+
-
(*)
PE
Wiring of the current output in sinking mode
Power supply
4-20mA input at exter-
nal instrument
Source/Sink selector
(see chap. "8.3.2")
(*) If direct earthing is not possible, insert a 100 nF / 50 V condensator between the negative terminal of the voltage supply and the earth.
If the current output is wired, remove the jumper wire between the terminals Iout and L-.
Fig. 31: Wiring, in sourcing or sinking mode, of the current output of a compact version, 12-36 V DC, with relays, with cable
glands
Supply
12..36Vdc
FLOW SENSOR
COIL NPN
SOURCE SINK
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
300 mA
+
-
12-36 V DC
(*)
+
-
8025:
NPN
P+
P-
+
-
5-30 V DC
PE
Wiring of the pulse output in NPN mode
PLC
Power supply
Supply
12..36Vdc
FLOW SENSOR
COIL NPN
SOURCE SINK
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
+
-
300 mA
+
-
12-36 V DC
(*)
P+
P-
8025:
PNP
+
-
5-30 V DC
PE
Wiring of the pulse output in PNP mode
PLC
Power supply
(*) If direct earthing is not possible, insert a 100 nF / 50 V condensator between the negative terminal of the voltage supply and the earth.
Fig. 32: Wiring in NPN or PNP mode, of the pulse output of a compact version, 12-36 V DC, with relays, with cable glands,
English