Walchem W600 Series Instruction Manual page 29

1
1
DIG IN 3+
2
DIG IN 3–
2
3 3 +9 VDC
4 4 DIG IN 4+
5 5 DIG IN 4–
SEE
6 6 +9 VDC
SENSOR 1
7 7
LABEL
8 8
DI
9 9
SHIELD
10 10
11 11
12 12
13 DIG IN 1+ 13 DIG IN 5+
14 DIG IN 1– 14 DIG IN 5–
+9 VDC +9 VDC
15 15
16 4-20 OUT1+ 16 DIG IN 6+
17 4-20 OUT1– 17 DIG IN 6–
SHIELD +9 VDC
18 18
TB1 TB3
SAFETY COVER LABEL
1 1
2 2
3 3
4 4
5 5
SEE
6 6
SENSOR 2
7 7
LABEL
8 8
9 9
10 10
11
11
12
12
13 DIG IN 2+
13
14 DIG IN 2– 14
+9 VDC
15 15
16 4-20 OUT2+
16
17 4-20 OUT2–
17
SHIELD
18
18
TB2
TB1, 2 OR 3
(TB 3 SHOWN)
Figure 12 Digital Inputs
1 1
1
2 2
2
3 3
3
4 4
4
5 5
5
6 6
6
7 7
7
8 8
8
9 9
9
10 10
10
11 11
11
12 12
12
13 13
13
14 14
14
15 15
15
16 16
16
17 17
17
18 18
18
TB1 TB3
TB2
SIGNAL
IN –
POWER +9V
Hall Effect
FLOW METER
Reed Switch
FLOW METER
Polarity not Critical
25
POWER
SWITCH
FUSE
R1
R2
R3
N
N
N N
N N
R4
N N
N N
N N
R5
TB5
R6
N
L
TB4 TB7 TB6
FLOW SWITCH
Contact Closure:
Polarity not critical