28
TB1, 2 OR 3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
SAFETY COVER LABEL
1
SEE
SENSOR 1
LABEL
1
DIG IN 3+
1
SEE
SENSOR 2
LABEL
2
2
DIG IN 3–
2
3
3 +9 VDC
3
4
4
DIG IN 4+
4
5
5
DIG IN 4–
5
6
6 +9 VDC
6
7
7
DI
SHIELD
7
8
8
8
9
9
9
10
10
10
11
11
11
12
12
12
13 DIG IN 1+
13 DIG IN 5+ 13 DIG IN 2+
14 DIG IN 1–
14 DIG IN 5– 14 DIG IN 2–
15
+9 VDC
15
+9 VDC
15
+9 VDC
16 4-20 OUT1+ 16 DIG IN 6+ 16 4-20 OUT2+
17 4-20 OUT1– 17 DIG IN 6– 17 4-20 OUT2–
18
SHIELD
18
+9 VDC
18
SHIELD
TB1
TB3
TB2
FLOW SWITCH
Contact Closure:
Polarity not critical
Reed Switch
FLOW METER
Polarity not Critical
Hall Effect
FLOW METER
SIGNAL
IN –
POWER +9V
(TB 3 SHOWN)
Figure 13 Digital Input Wiring
