User Manual

41
Wiring
Type 8025/8035 /
8.6.2. Wiring the 8025, remote version, 12-36 V DC, with relays
→ For a wall-mounted version, obey the wiring instructions of chap. "8.7.1".
→ Before wiring the device, configure the selectors on the electronic board (see chap. "8.3").
→ Connect the flow sensor to the transmitter according to chap. "8.5".
Supply
12..36Vdc
FLOW SENSOR
COILNPN
L+
L-
PE
P-
P+
NC
L+
L-
PE
P-
P+
Iout
PULSE
OUTPUT
Without
With
Relays
NPN SENSOR
1 PULSE INPUT
2 -
3 +
4 NC
SUPPLY
1234PE
REL1
REL2
COIL SENSOR
1
2
3 NC
4 NC
4
6
3
5
A
21
B
PE
Switch
A
: see chap. "8.3.1"
Switch
B
: see chap. "8.3.2"
Terminal block 1
Iout: 4-20 mA output
L+: positive power supply
L-: negative power supply
PE: wiring of the PE between the main board and the protection
board
P-: negative pulse output
P+: positive pulse output
Terminal block 2 PE
Wiring of the cable shields
Terminal block 3: wiring of relay 1, see chap. "8.4.2"
Terminal block 4: wiring of relay 2, see chap. "8.4.2"
Connector 5: connection of the flow sensor see chap. "8.5"
Jumper wire 6: jumper wire to be removed if the 4-20 mA output is
connected
Fig. 38: Terminal assignment of a panel-mounted or wall-mounted version, 12-36 V DC, with relays
English