User manual - FLOW METER SPI-638
Figure 4.5. Terminals description (one relay and one OC-type output)
Figure 4.6. Terminals description (two relay, one OC-type and active current outputs)
Figure 4.7. Terminals description (two relay, one OC-type and passive current outputs)
Figure 4.8. Terminals description (two relay, one OC-type and active voltage outputs)
11
PE
1
2
Power
supply
(depending on version)
- Uo +
DATA+
DATA-
GND
+24V
+5%, -10%
I
max = 100mA
13 14 15 16 17
5
7 8 9 10 11 12
OC2:
U
max = 30V DC,
I
max = 30mA,
P
max = 100mW
-
+
OC2
(optional)
6
Not installed
3 4
R1
(optional)
18 19 20
22
21
counting inhibition
balance counter clearing
batching counter clearing
pulse input
COM
PE
1
2
Power
supply
(depending on version)
3 4
7 8
11 12
- Uo +
DATA+
DATA-
GND
+24V
+5%, -10%
I
max = 100mA
13 14 15 16 17
OC3:
U
max = 30V DC,
I
max = 30mA,
P
max = 100mW
+
-
OC3
(optional)
ACTIVE
current output
(optional)
- +
R1
(optional)
5
R2
(optional)
6
9 10
n.c. n.c.
18 19 20
22
21
counting inhibition
balance counter clearing
batching counter clearing
pulse input
COM
PE
1
2
Power
supply
(depending on version)
3 4
7 8
11 12
- Uo +
DATA+
DATA-
GND
+24V
+5%, -10%
I
max = 100mA
13 14 15 16 17
+
-
OC3
(optional)
Passive, isolated
Current output
4÷20 mA
(optional)
OC3:
U
max = 30V DC,
I
max = 30mA,
P
max = 100mW
3 4
R1
(optional)
5
R2
(optional)
6
9 10
n.c. n.c.
18 19 20
22
21
counting inhibition
balance counter clearing
batching counter clearing
pulse input
COM
PE
1
2
Power
supply
(depending on version)
3 4
7 8
11 12
- Uo +
DATA+
DATA-
GND
+24V
+5%, -10%
I
max = 100mA
13 14 15 16 17
OC3:
U
max = 30V DC,
I
max = 30mA,
P
max = 100mW
+
-
OC3
(optional)
ACTIVE
voltage output
(optional)
- +
9 10
n.c. n.c.
R1
(optional)
5
R2
(optional)
6
18 19 20
22
21
counting inhibition
balance counter clearing
batching counter clearing
pulse input
COM
