Warning, Wiring diagrams, Adj out in – Hired-Hand Farm Hand Series: SCS w/Back-Up User Manual
Page 14: Heat cool3 cool2 cool1, L1 earth, L2 earth l2 l1
Part No. 4801-5117 Rev. 8-01
Farm Hand SCS
12
17. Wiring
Diagrams
Warning!
Before connecting power to the machine, be sure to place the jumpers that select the line
input voltage. See Section 17.6.
17.1 SCS™ 16 Stage Assembly with Back-Up
J18
J19
J16
G
1
R
5
J24
J22
J23
U
L
N
2
8
0
3
A
U8
U
L
N
2
8
0
3
A
U5
R
2
1
R
2
2
R
2
0
R
2
8
R
2
9
R
3
0
G
2
R
6
T
Z
3
G
3
R
7
T
Z
1
R
4
U
L
N
2
8
0
3
A
U6
R
2
5
R
2
6
R
2
7
T
Z
2
J8
J7
J9
J2
R
2
4
R
2
3
J2
1
J2
0
J1
7
J1
J3
R
9
R
8
U
L
N
2
8
0
3
A
U7
R
1
9
R
1
4
R
1
0
7
4
H
C
T
3
7
3
U3
R114
R111
R112
R110
R109
R108
R107
X101
C103
C104
J4
J5
J6
J1
0
J1
1
S
W
X
1
R18
R13
R12
R11
R3
R2
R1
C
4
X
1
C
3
C
5
P
I
C
1
6
C
6
3
U
1
75176
U
2
C
6
R15
MOV6
MOV5
J25
PIC16C73A
U102
93LC66
U
1
0
4
C
1
0
1
MC14489
U105
J105
R
1
0
6
U
1
0
3
ULN2803A
75176
U
1
0
1
C
1
0
2
J12
J13
J14
J15
7
4
H
C
T
3
7
3
U4
Q1
R16
J26
C9
BR3
BR1
C
1
1
ADJ
OUT
IN
VR
4
D22
R
L
Y
1
0
4
R
L
Y
1
0
1
R
L
Y
1
0
2
R
L
Y
1
0
3
RLY105
J104
J
1
0
2
J
1
0
9
R31
R32
J1
01
J
1
0
7
R
1
0
1
R
1
0
2
R
1
0
5
J
1
0
6
J
1
0
3
R
1
1
3
R
1
0
3
R
1
0
4
J
1
1
0
J
1
0
8
D4
D3
D1
D7
CUT-OUT
CUT-OUT
C
U
T
-
O
U
T
C
U
T
-
O
U
T
CUT-OUT
CUT-OUT
RELAY STRIP 1-4
B. Crider
Copyright (c) 2000
Hired Hand, Inc.
LOCAL NET ADDRESS
COOL3
COOL2
COOL1
HEAT
BA KUP SYSTEM
HEAT
COOL3
COOL2
COOL1
BA
CK
UP
S
YS
TE
M
L1
EARTH
AC
P
OW
ER
(
<2
4
V)
L2
EARTH
L2
L1
A
POWER (<24 V)
NC
+
-
LO AL NET
NC
-
+
LO
CA
L
NE
T
RELAY STRIP 5-8
RELAY STRIP 9-12
RELAY STRIP 13-16
PCB 162 Rev 'A'
Hired Hand, Inc.
Copyright (c) 2000
B. Crider
PCB 163 Rev 'A'
STATUS LEDs
TRANSMIT
RECIEVE
NORMAL
POWER
B
A
C
K
U
P
A
L
A
R
M
S
E
N
S
O
R
1
S
E
N
S
O
R
2
BLACK
COM
WHITE
SENSOR 2
ENABLE
O
N
=
E
n
a
b
l
e
d
O
F
F
=
D
i
s
a
b
l
e
d
NO
NC
WHITE
BLACK
LI
G
H
T
S
CO
M
M
O
N
1
2
0
VAC
H
O
T
1
2
0
VAC
NE
UT
GR
OU
N
D
FA N
CO N TROL
M IC RO
S W ITCH
Power Supply
Stage Connecting
Blocks
Local
Network
Back-Up
Connection
Power Supply
(24 VAC)
Back-Up
Control Board
Status
LEDs
Local Net
Address
Switches
Curtain Back-up
Connection
Curtain Back-
up Stage
Connection