Walchem WDP340, Инструкция по эксплуатации

Страница: 14 / 51

11
Power Supply
(115 VAC or 230 VAC)
Contact Closure:
Polarity not critical
Interlock Function
+5V
T- T+
GROUND
STUD
L1 L2/N
G
R
N
1
20
V
G
R
N
/Y
E
L 2
40
V
WHT 120V
BLU 240V
B
L
K
1
2
0
V
B
R
N
2
4
0
V
IN
+
IN
-
+5
V
-5
V
-5V IN+ IN-
IN-
DIG IN 2 DIG IN 3
IN+ IN-
DIG IN 1
IN+
IN-
IN+
DIG IN 4
IN+ IN-
DIG IN 5
IN+ IN-
IN
-
D
IG
IN
2
DI
G
I
N
3
IN
+
IN
-
D
IG
IN
1
IN
+
IN
-
IN
+
D
IG
IN
4
IN
+
IN
-
D
IG
IN
5
IN
+
IN
-
OPTIONAL TEMPERATURE
COMPENSATION (pH ONLY)
GR
OUN
D
EXTERNAL
PREAMPLIFIER
(190783)
to g
roun
d
L1 L2/N
L2 L2 L2 L2 L2 L2
BLEED
N.C. N.O. N.C.
BOI 1
N.O. N.C.
FEED
N.C.
BIO 2
N.O. N.C. N.O. N.O.
ALARM
N.C. N.O.
Figure 3b WPH Inputs using pH/ORP Electrode/External Preamplifiers