User guide

44
Wiring
Type 8025 / 8035
8.7.3. Wiring the 8025, wall-mounted version, 115/230 V AC, with relays
→ Before wiring the device, obey the instructions of chap. "8.7.1".
Supply
12..36Vdc
NPN SENSOR
1 PULSE INPUT
2 -
3 +
4 NC
SUPPLY
1234PE
3A/230VAC
REL1
REL2
FLOW SENSOR
FLOW SENSOR
COILNPN
CURRENT
SOURCE SINK
COIL SENSOR
1
2
3 NC
4 NC
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
230V
T 250 mA
LN
230V
56789 10
LN
230V
{
7
5
3
10
9
8
21 A
B
4
6
C
PE
Switch
A
: see chap. "8.3.1"
Switch
B
: see chap. "8.3.3"
Switch
C
: see chap. "8.3.2"
Terminal block 1
Iout: 4-20 mA output (green wire, factory wired)
L+ (red wire, factory wired)
L- (black wire, factory wired)
PE: wiring of the PE between the main board
and the protection board
P- (brown wire, factory wired)
P+ (white wire, factory wired)
Terminal block 2 PE
Shield connection (green/yellow wire, factory
wired)
Time-delay fuse 3: fuse to protect the
115 V AC or 230 V AC power supply
Terminal block 4
Wiring of the 115/230 V AC power supply
Jumper wire 5: jumper wire to be removed if the
4-20 mA output is connected
Terminal block 6
Terminal 5: 4-20 mA output
Terminal 6: positive 27 V DC power supply,
available to energize an external instrument
Terminal 7: 0V (earth of the power supply
available to energize an external instrument)
Terminal 8: cable shields
Terminal 9: negative pulse output
Terminal 10: positive pulse output
Marker 7: all the cables must be fitted here
Terminal block 8: wiring of relay 1, see chap.
"8.4.2"
Terminal block 9: wiring of relay 2, see chap.
"8.4.2"
Connector 10: connection of the flow sensor
Fig. 48: Terminal assignment of a wall-mounted version, 115/230 V AC, with relays
The wiring of the pulse output of a wall-mounted version with relays is the same as the wiring of a version without relays.
→ Refer to "Fig. 46" and "Fig. 47".
English