Nortec Industries MHB 用户手册
MH Wiring Diagram
MH Series (120 Vac)
FLOW INTERNAL WIRING DIAGRAM
Diagram No. 2543942 Rev. A Nov. 25, 2008
X
4
X5
X7
N
N
UV Lamp
Drain Valve
Inlet Valve
N
Pump
R
e
s
2
L
e
v
e
l
M
a
x
L
e
v
e
l
M
in
/P
S
+
2
4
V
R
e
s1
X
3
+
2
4
V
0
-1
0
V
G
N
D
In
p
u
t
G
N
D
X
1
5
V
X
2
2
4
V
5
V
Max. Level
X1
0
N
L
1
L
1
N
X1
1
X9
P
N
P
1
L
1
N
S
C
S
C
P
T
1
P
T
2
F4
(200
mA)
mA)
F1
(6.3 A)
F3
(630
mA)
F2
(1.0 A)
Main Switch
Primary
Terminal
Block
Internal
External
Drain Valve
Inlet Valve
Inlet Water Pressure Switch
Stage 1 Valve
Stage 2 Valve
Stage 3 Valve
X6
N
Stage 3
Stage 2
Stage 1
2
4
V
a
c
S
e
c
u
ri
ty
L
o
o
p
G
N
D
C
h
a
n
n
e
l
1
+
5
V
d
c
G
N
D
Optional UV Lamp
}
}
O
N
A
c
ti
v
e
}
}
S
e
rv
ic
e
F
a
u
lt
4 2 3
5 1
L1 N
8 9 10 11
13
12
15
14
17
16
3 4 5
7
6
1 2
10
9
8
11
14
16
17
1
2
120/24
Vac
Hydraulic Unit
Internal
External
S
p
a
re
18
20 21
22 23 24
25 26 27
6.25A
3 4 6
13
R1
18 19
12