![WILLETT 450 SI Technical Manual Download Page 83](http://html.mh-extra.com/html/willett/450-si/450-si_technical-manual_981744083.webp)
+300 Volts
0V CHARGE
HEATSINK
T0126
MOUNTED
WITH A
2
1
D9
5V6
1
2
R38
1K
1
2
R37
220K
2
3
1
Q8
MJE350
+15V
0V
2
1
D4
UF4006
2
1
3
Q5
MJE340
2
1
D3
2V7
2
1
D2
UF4007
1
2
R7
100R
1
2
R5
1K
1
2
R19
150R
1
2
R18
2K7
1
2
R6
470R
2
3
1
Q6
BC556
PHASE
DETECTOR
POWER
SUPPLIES
1
2
C79
47uF
VI
1
G
N
D
2
VO
3
U37
78L12
VI
2
G
N
D
3
VO
1
U38
79L12
+15V
-15V
SHAFT ENCODER A
D+
1
D-
2
VCC
6
OUT
4
OV
5
U5
H11L1
1
2
R13
10K
VCC
0V
GREEN
1
2
C7
47uF
2
1
LED1
VCC
L2
330uH
1
2
DC2
47uF
1
2
R10
680R
1
2
R11
470R
1
2
FUSE1
250mA
+IP
1
+OP
3
COM
4
-OP
5
GND
2
U6
NMXS0512
DB7
7
DB6
8
DB5
9
DB4
10
DB3
11
DB2
12
DB1
13
DB0
14
VDD
18
A1
16
A0
17
VOUTA
2
VOUTB
1
VOUTC
20
VOUTD
19
AGND
5
WR
15
DGND
6
VSS
3
VREF
4
U20
AD7226
db7
db6
u/d
inc
csp
cb6
cb7
+15V
+5V
MOUNTED ON
HEATSINK CH2
2
1
4
5
3
U31
LM675
1
2
C32
470nF
1
2
C53
100nF
1
2
R65
47K
1
2
R77
11K
1
2
R64
1K
mod1a
mod1b
+24V
-24V
1
3
2
4
9
1
0
TF1
LCCTF1
VH
3
VW
5
VL
6
GND
4
VCC
8
U/D
2
INC
1
CS
7
U27
X9C103
strobe
P
R
I
N
T
H
E
A
D
LID SWITCHES
4
5
6
U32B
74HC32
1
2
R106
1K
VCC
VCC
0V
1
2
3
4
5
6
7
8
9
10
HEAD_1
HE14 10S
1
2
3
4
5
6
7
8
9
10
11
12
HEAD_2
HE14 12D
HEAT EXCHANGER
FIRE SENSOR
H.E. temp.
3
2
6
1
8
7
4
U26
NE531
1
2
C52
10pF
2
1
D22
1N4148
1
2
C50
47uF
5
6
7
U36B
TL084
1
2
R63
47K
1
2
R101
100K
0V
MOUNTED ON
HEATSINK CH2
1
2
R79
33K
2
1
4
5
3
U25
LM675
1
2
R62
10K
1
2
R80
10K
+24V
+15V
0V
0V
-24V
-24V
0V
1
2
C74
100nF
2
1
3
Q14
BC546
+5V ref
9
10
8
U22C
74HC32
12
13
14
U36D
TL084
1
2
R78
27K
1
2
R94
27K
1
2
R89
47K
db5
db4
db3
db2
db1
db0
cb1
0V
1
2
R88
47K
1
2
RC1
10uF
EXT PEC 1
EXT PEC 2
D+
1
D-
2
VCC
6
OUT
4
OV
5
U4
H11L1
D+
1
D-
2
VCC
6
OUT
4
OV
5
U10
H11L1
A
1
C
3
E
5
B
2
D
4
F
6
H
8
.
10
G
7
I
9
JB1
LINK-10
1
2
3
4
SENC
HE14 4S
1
2
3
PEC1
HE14 3S
1
2
3
PEC2
HE14 3S
1
2
R9
2K7
1
2
R23
2K7
S1
S1A
S2
S3
S4
S2A
S3A
S4A
S5
S6
S5A
0V
A B C
D
2
Q
5
CLK
3
Q
6
P
R
4
C
L
1
U7A
74HC74
1 2 3
JB2
LINK-3
1
2
R8
10K
1
2
R21
10K
VCC
VCC
0V
0V
3
4
U40B
74HCT14
2
1
D21
1N4148
1
2
C80
47uF
1
2
C94
2nF
1
2
R86
10K
1
2
3
C43
3 TERM.CAP.
TP7
PIN
1
2
3
4
5
6
7
8
9
10
EHT/FAN
HE14 10D
+24VSW
VCC
0V
0V
1
2
R4
150K
2
1
3
Q9
MJE340
+15V
-15CH
2
1
3
Q4
MJE340
2
3
1
Q3
MJE350
1
2
R2
1K
1
2
R3
6R8
1
2
R1
68R
TP4
PIN
1
2
C1
1uF
0V
-15CH
2
3
1
Q1
BC556
2
1
3
Q2
BC546
0V CHARGE
HEAD
POWER
TP6
PIN
1
2
R39
6K2
2
1
LED4
1
2
3
4
CH/MOD
MOLEX 4
1
2
R14
100R
mod1a
mod1b
+24V
+15V
1 2 3 4 5 6 7 8
CON_BM1
1 2 3 4 5 6 7 8
CON_BM2
1
2
C20
10uF
DISABLE
3
2
6
5
1
8
7
4
U13
NE531
5
6
4
U23B
74HC02
2
3
1
Q10
VN10LM
1
2
R40
100R
1
2
R42
6K8
1
2
R41
1K
1
2
R43
4K3
1
2
C25
10pF
1
2
C26
100nF
1
2
C31
33pF
1
2
R44
1K
1
2
R45
1K
1
2
R87
100K
13
12
U40F
74HCT14
-15CH
-15CH
1
2
CC1
470pF
FAN
EHT
1
2
3
4
5
6
7
8
9
10
CON_DA
HEADER 20D
1
2
C91
10nF
1
2
R93
100K
0V
0V
0V
0V
B8
12
B7
11
B6
10
B5
9
B4
8
B3
7
B2
6
B1
5
VR+
14
VR-
15
IOUT
4
IOUT
2
COMP
16
VLC
1
V
+
1
3
V
-
3
U3
DAC08-A
2
3
1
Q13
RFP4N06L
PCS3
STRT AD
HEATER
PUMP
300V ON
D7
27
D6
28
D5
29
D4
30
D3
31
D2
32
D1
33
D0
34
A1
8
A0
9
RD
5
WR
36
CS
6
RES
35
PC0
14
PC1
15
PC2
16
PC3
17
PC4
13
PC5
12
PC6
11
PC7
10
PA0
4
PA1
3
PA2
2
PA3
1
PA4
40
PA5
39
PA6
38
PA7
37
PB0
18
PB1
19
PB2
20
PB3
21
PB4
22
PB5
23
PB6
24
PB7
25
U15
82C55
db7
db6
db5
db4
db3
db2
db1
db0
cb6
cb7
cb2
cb1
cb0
u/d
inc
1
2
R98
10K
1
2
R99
10K
AD EOC
LID SWITCHES
I1
1
O1
18
I2
2
O2
17
I3
3
O3
16
I4
4
O4
15
I5
5
O5
14
I6
6
O6
13
I7
7
O7
12
I8
8
O8
11
COM
10
U39
2803A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
VALVES
HE14 16D
S6A
+24VSW
0V
1
2
FUSE2
1A
PUMP
PRESSURE
1
2
C16
47uF
2
1
D17
1N4148
VCC
+15V
0V
+
V
2
VOUT
6
0
V
4
U33
REF01
TP5
PIN
1
2
R71
10R
1
2
R61
1K
1
2
R90
18K
1
2
R97
6K2
1
2
R68
562R
1
2
C59
470uF
+
3
R1
1
R2
8
-
2
OUT
6
REF
5
+
V
7
-
V
4
U29
INA114
+15V
0V
0V
0V
11
10
U40E
74HCT14
1
2
R104
68K
1
2
R105
68K
1
2
C86
100nF
1
2
C98
100nF
2
1
D5
5V1
10
9
8
U36C
TL084
1
2
R22
10K
1
2
C76
100nF
1
2
R91
10M
0V
0V
0V
0V
0V
1
2
R100
470K
+10
+ve
-ve
com
V
C
C
1
G
N
D
3
OP
2
U21
LM35
1
2
3
4
5
6
7
8
P/TRANS
HE14 8D
+5V
0V
0V
1
2
R30
10K
1
2
R107
220R
2
1
3
Q7
BC546
CABINET TEMPERATURE
BULK INK TEMPERATURE
PRESSURE AMP.
1
2
R31
100K
0V
-15V
0V
1
2
R51
1K
1
2 C75
1uF
3
2
1
8
4
U17A
2272
2
1
D18
1N4148
1
2
C72
100nF
1
2
C18
100nF
TP3
PIN
1
2
R33
100K
1
2
R32
22K
1
2
R36
100K
VCC
0V
0V
0V
0V
0V
0V
0V
VCC
qdac
PURGE
VALVE
XX
YY
db0
db1
db2
db3
db4
db5
db6
db7
cb7
cb6
cb5
IN0
26
IN1
27
IN2
28
IN3
1
IN4
2
IN5
3
IN6
4
IN7
5
REF+
12
REF-
16
CLK
10
OE
9
EOC
7
D0
17
D1
14
D2
15
D3
8
D4
18
D5
19
D6
20
D7
21
A0
25
A1
24
A2
23
START
6
ALE
22
U16
ADC0809
shaft enc.
3
2
1
4
1
1
U36A
TL084
1
2
R96
47K
1
2
R92
47K
csp
+15V
0V
-15V
1
2
C9
10nF
1
2
R20
3K9
1
2
C10
47nF
+15V
0V
0V
0V
-15CH
-15CH
ad0
ad7
PRESSURE
SETPOINT
1
2
C24
47uF
1
2
R25
10K
1
2
C69
10uF
-15V
+15V
0V
2
1
D6
15V
3
1
2
U12
LM317T
1
2
DC1
47uF
L1
330uH
2
1
LED3
+IP
1
+OP
3
COM
4
-OP
5
GND
2
U1
NMXD1205U
1
2
R27
2R7
2
1
D7
1N4007
2
1
D1
1N4007
-24V
-15V
0V
-15CH
VI
2
G
N
D
3
VO
1
U9
7915
1
2
C12
10uF
1
2
3
4
5
6
7
8
PUMP
HE14 8D
D
12
Q
9
CLK
11
Q
8
P
R
1
0
C
L
1
3
U7B
74HC74
1
2
C62
220uF
VCC
0V
0V
cb3
YELLOW
-24 Volt Power Supply
0V
7
8
SIL1D
1K_RN
5
6
SIL1C
1K_RN
3
4
SIL1B
1K_RN
1
2
SIL1A
1K_RN
1 2 3 4 5 6 7 8
LEDs
HE14 8D
IN1
1
IN3
9
IN2
16
IN4
8
S1
3
S2
14
S3
11
S4
6
D1
2
D2
15
D3
10
D4
7
V+
13
V-
4
U2
DG411
9
8
U40D
74HCT14
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
CON_DB
HEADER 20D
+15V
0V
-15CH
pcs3
print/phase
phase det
pec1
pec2
1
2
3
C41
3 TERM.CAP.
db[0..7]
d
b
0
d
b
1
d
b
2
c
b
0
c
b
1
c
b
2
c
b
3
c
b
4
c
b
5
c
b
6
c
b
7
cb[0..7]
+24V
0V
0v
adc
CONTRAST
8
9
10
U23C
74HC02
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
1
2
2
2
3
2
4
2
5
2
6
2
7
2
8
2
9
3
0
3
1
3
2
3
3
3
4
CON_B1
HEADER 34D
1
2
SIL6A
11
12
13
U23D
74HC02
1
3
SIL6B
cb2
cb1
d
b
3
d
b
4
d
b
5
d
b
6
d
b
7
VCC
5
6
7
U18B
2272
3
2
1
8
4
U18A
2272
3
2
1
8
4
U28A
2272
5
6
7
U17B
2272
1
2
R54
39K
1
2
C19
100nF
1
2
C34
100nF
1
2
C70
100nF
1
2
R34
100K
1
2
R35
22K
1
2
R66
100K
1
2
R59
100K
1
2
R60
22K
1
2
R52
100K
VCC
VCC
0V
0V
0V
0V
0V
EHT CURRENT
FIRE DETECTOR
HEAT EXCHANGER
STROBE
FAN FAILURE
1
2
C88
100nF
1
2
C95
100nF
1
2
U41A
74HCT14
3
4
U41B
74HCT14
1
2
SIL7A
47K_RN
3
4
SIL7B
47K_RN
lev1
lev2
0V
0V
0V
1
2
R58
1K
ink low
ink ok
1
2
SIL3A
1
3
SIL3B
1
3
SIL2B
1
4
SIL3C
1
5
SIL3D
1
5
SIL2D
1
6
SIL3E
1
7
SIL3F
+5V
ink high
vms low
vms high
ink low
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
LEVELS
HEADER 34D
1
4
SIL2C
1
7
SIL2F
1
8
SIL3G
1
9
SIL3H
1
9
SIL2H
1
2
SIL5A
1
3
SIL5B
24V DC TACHO
1
2
C96
100nF
1
2
C99
100nF
1
2
C73
100nF
5
6
U41C
74HCT14
9
8
U41D
74HCT14
11
10
U41E
74HCT14
13
12
U41F
74HCT14
1
2
C51
10uF
2
1
D23
5V1
5
6
SIL7C
47K_RN
7
8
SIL7D
47K_RN
1
2
SIL4A
47K_RN
3
4
SIL4B
47K_RN
lev3
lev4
lev5
0V
0V
0V
5
6
7
U28B
2272
D0
3
Q0
2
D1
4
Q1
5
D2
7
Q2
6
D3
8
Q3
9
D4
13
Q4
12
D5
14
Q5
15
D6
17
Q6
16
D7
18
Q7
19
OC
1
G
11
U30
74HC373
5
6
7
U14B
2272
1
2
C33
100nF
1
2
C71
100nF
1
2
R53
10K
1
2
R67
100K
1
2
R50
100K
1
2
R49
22K
1
2
R103
1K
1
2
R102
4K7
1
2
R48
100K
lev1
lev2
lev3
lev4
lev5
db0
db1
db2
db3
db4
0V
0V
0V
0V
0V
0V
0V
1
2
R29
1K
CONTROL & DATA
1
2
3
U22A
74HC32
12
13
11
U22D
74HC32
1
4
SIL6C
1
5
SIL6D
1
6
SIL6E
1
7
SIL6F
XX
YY
db0
db1
db2
db3
db4
db5
db6
db7
cb2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
CON_EX
IDC 20
D0
3
Q0
2
D1
4
Q1
5
D2
7
Q2
6
D3
8
Q3
9
D4
13
Q4
12
D5
14
Q5
15
D6
17
Q6
16
D7
18
Q7
19
OC
1
G
11
U8
74HC373
1
2
3
4
5
6
T/LIGHT
HE14 6D
db0
db1
db2
db3
db4
db5
db6
db7
VCC
I1
1
O1
18
I2
2
O2
17
I3
3
O3
16
I4
4
O4
15
I5
5
O5
14
I6
6
O6
13
I7
7
O7
12
I8
8
O8
11
COM
10
U19
2803A
1
2
3
U32A
74HC32
1
2
C60
47uF
1
2
R76
10K
1
2
R75
10K
1
2
3
B/LIGHT
HE14 3S
S7
S8
S9
S10
S11
S12
S7A
S8A
S9A
S10A
S11A
S12A
ON HEATSINK
CH1
2
1
4
5
3
U24
LM675
1
2
R73
22K
1
2
C36
470nF
1
2
C64
100nF
1
3
2
VR1
50K.
1
2
R56
11K
1
2
R72
1K
cb4
+24V
0V
0V
-24V
1
3
2
4
9
1
0
TF2
LCCTF2
2
1
3
Q12
BC546
1
2
R74
10K
300 Volts
4 X UF4006
TP2
PIN
2
1
D13
2
1
D14
2
1
D16
2
1
D15
1
2
R15
220K
1
2
C30
4.7uF
1
2
R16
360K
2
1
LED2
RED
1
2
R17
4K7
0V CHARGE
1
2
3
C97
3 TERM.CAP.
1
2
3
C89
3 TERM.CAP.
+
3
R1
1
R2
8
-
2
OUT
6
REF
5
+
V
7
-
V
4
U11
INA114
2
1
D8
5V1
1
2
R28
2K2
1
2
R26
4K7
-15V'
-15V
+5V'
+5V
+15V
0V
0V
-15V
0V
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
CON_PO
HEADER 14D
1
2
C29
100nF
1
2
C35
100nF
+15V'
-15V'
-15V'
+15V'
+5V'
0V
+5V
0V
0V
1
2
3
4
5
6
FAN_FAIL
HE14 6D
P
O
W
E
R
I
N
P
U
T
BULK
PIG A
PIG B
HEAT
1
2
R57
100R
1
2
3
4
5
6
PIGS
HE14 6S
1
2
3
4
5
6
7
8
POWER
MOLEX 8
+24V
+24V
0V
0V
0V
1
2
C37
2200uF
2
1
D19
1N4007
2
1
D20
1N4007
TP9
PIN
2
3
1
U23A
74HC02
GND
0V
-24V
0V
TACHO
2
1
D12
1N4148
2
1
D10
1N4148
1
2
R46
47K
3
4
5
6
8
7
1
2
RL1
BT 53
cb1
cb6
cb7
cb0
+24V
+24VSW
VCC
3
2
1
8
4
U14A
2272
1
2
R24
75K
1
2
R12
3M3
lev6
db5
db6
db7
lev7
lev8
VCC
VCC
VCC
VCC
2
1
3
Q15
BC546
4
5
6
U22B
74HC32
1
2
C77
100nF
1
2
C81
47uF
1
2
U40A
74HCT14
5
6
U40C
74HCT14
1
2
C84
100nF
1
2
C93
100nF
5
6
SIL4C
47K_RN
7
8
SIL4D
47K_RN
lev6
cb2
lev7
lev8
0V
0V
0V
0V
solvent low
LOCAL
1
6
SIL2E
1
8
SIL2G
1
2
R55
47K
+5V
+15V
0V
0V
+15V
-15V
1
4
SIL5C
1
5
SIL5D
1
6
SIL5E
1
7
SIL5F
VO
3
G
N
D
2
VI
1
U35
78L05
1
2
C83
10uF
POWER
ONLY
1
2
C45
10uF
1
2
C48
10uF
1
2
C38
10uF
1
2
C47
10uF
1
2
C46
10uF
1
2
C44
10uF
1
2
C67
10uF
1
2
C66
10uF
1
2
EC1
47nF
1
2
R85
22K
1
2
R83
30K
1
2
R81
56K
1
2
R82
24K
1
2
R70
30K
1
2
R69
56K
1
2
R84
24K
0V
0V
0V
0V
0V
A
1
QA
3
B
2
QB
4
QC
5
QD
6
QE
10
CLK
8
QF
11
QG
12
CLR
9
QH
13
V
C
C
1
4
U34
74HC164
1
2
C68
470pF
STROBE
1
2
C61
10uF
1
2
C92
10uF
1
2
C5
10uF
1
2
C21
10uF
1
2
C22
10uF
1
2
C4
10uF
1
2
C3
10uF
1
2
C2
10uF
1
2
C78
10uF
1
2
C14
10uF
1
2
EC2
47nF
1
2
EC4
47nF
1
2
EC5
47nF
1
2
EC6
47nF
1
2
EC8
47nF
1
2
EC7
47nF
cb4
cb3
+15V
+24V
0V
-15V
-24V
-15CH
TP1
PIN
1
2
R95
10R
1
2
C15
47nF
1
2
C42
47nF
1
2
C49
47nF
1
2
C82
47nF
1
2
C23
47nF
1
2
C65
47nF
TP8
PIN
1
2
EC3
47nF
1
2
R47
4K7
+5V
0V
0V
0v
0V
1
2
C8
47nF
1
2
C6
47nF
1
2
C13
47nF
1
2
C11
47nF
1
2
C63
47nF
1
2
C40
47nF
1
2
C87
47nF
2
1
LED5
GREEN
1
2
C27
47uF
1
2
3
NC1
3T CAP
1
2
3
NC6
3T CAP
1
2
3
NC5
3T CAP
S1
S1A
S2
S2A
S3
S3A
0v
2
1
3
Q11
MPSA13
2
1
D11
2V7
1
2
C56
47nF
1
2
C17
47nF
1
2
C57
47nF
1
2
C85
47nF
1
2
C28
47nF
1
2
C54
47nF
1
2
3
NC3
3T CAP
1
2
3
NC2
3T CAP
1
2
3
NC4
3T CAP
1
2
3
NC7
3T CAP
1
2
3
NC8
3T CAP
1
2
3
NC9
3T CAP
1
2
3
NC12
3T CAP
S4
S4A
S5
S5A
S6
S6A
S7
S7A
S8
S8A
S9
S9A
S10
S10A
VCC
0V
GND
VSS
DGND
AGND
TG1
TG3
TG2
MT1
MT2
MT3
MT4
MT5
1
2
C39
47nF
1
2
C58
47nF
1
2
3
NC10
3T CAP
1
2
3
NC11
3T CAP
VCC
+15V
-15V
S11
S11A
S12
S12A
VCC
VDD
+5V
-24V
V+
V-
MT7
MT8
1
2
C55
100nF
HEAT SINK
MOUNTING HOLES
MT6
1
2
3
C100
3 TERM.CAP.
1
2
3
C90
3 TERM.CAP.
1
2
HS2
1
2
HS1
+5V'
+24V'
+24V'
+24V
+15V'
+15V
0V
0V
0V
0V
0V
DIODE
CAP,POL
CONN,8-PIN,0.1
450V
CONN,6-PIN,0.1
RESNET,9-PIN
6(&7,21ýìíýðý7(&+1,&$/ý'(6&5,37,21
,VVXHýëïì
-XQýäå
3DUWý1Rïýêíçðíéííðìíê
3DJHýìíïéì
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Summary of Contents for 450 SI
Page 1: ...éííý6 5 6ý 217 18286ý 1 ý 7 7 1 ý0 18 ...
Page 2: ...ýý ...
Page 4: ......
Page 10: ...285 408 480 35 0 1 5 ý 1 250 7 21 õYLô LJýëýý3ULQWHUýFDELQHWýGLPHQVLRQVýõPPô ...
Page 144: ...6 7 21ýìíýðý7 1 ý 6 5 37 21 XQýäå VVXHýëïì 3DJHýìíïìíë 3DUWý1Rïýêíçðíéííðìíê ...
Page 340: ...6 7 21ýìëýðý 8675 7 ý3 576ý 67 XQýäå VVXHýëïì 3DJHýìëïêç 3DUWý1Rïýêíçðíéííðìíê ...