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1
A
P1
1
2
3
4
5
6
7
8
9
B
ANALOG INPUT
CHASSIS
C
SDA
SCL
D
DCN:6092
PRINTED DOCUMENTS ARE UNCONTROLLED
1
D-22
2
C2
C3
C4
C5
C6
C7
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
AN-CH2
AN-CH3
AN-CH4
AN-CH5
AN-CH6
AN-CH7
U2
1
6
1
C8
2
5
2
C9
0.1uF
0.1uF
3
4
3
SMS12
TP4
C15
.01/2KV
AGND
+5V
C13
0.1uF
U5
TP7
14
VDD2
VDD1
GND
15
NC
NC
12
SDA2
SDA1
13
NC
NC
10
NC
NC
11
SCL2
SCL1
16
GND2
GND1
9
GND2
GND1
TP8
ADuM2250
GND
2
3
+5V-ISO
R9
4.99
AGND
U1
AN-CH0
15
1
CH0
VDD
AN-CH1
16
2
CH1
VDD
17
13
CH2
SHTDN
18
CH3
19
9
CH4
SDA
20
5
CH5
SCL
21
10
CH6
A2
23
12
CH7
A1
6
4
A0
NC
7
U3
NC
27
8
REF
6
NC
26
11
REF-AJ
5
NC
22
28
4
NC
NC
24
25
NC
NC
14
3
AGND
DGND
SMS12
MAX1270BCAI+
AGND
ISO-GND
49.9
TP5
+5V-ISO
TP6
C14
R5
R6
0.1uF
2.2k
2.2k
3
ISO-GND
2
5
4
8
6
1
7
Title
ISO-GND
Size
A
Date:
File:
3
4
+5V-ADC
C27
C1
4.7uF
0.1uF
ISO-GND
ISO-GND
C10
C11
4.7uF
0.01uF
C30
C29
1nF
1nF
AGND
ISO-GND
49.9
R17
+5V-ISO
R18
+5V-ISO
R3
1K
C12
0.1uF
NC7WZ17P6X
1
6
SDA
SCL
DS1
DS2
U4A
ISO-GND
BLU
ISO-GND
3
4
U4B
NC7WZ17P6X
Auxiliary I/O Board (ADC)
Number
Revision
06731
5/6/2011
Sheet of
3
3
N:\PCBMGR\..\06731-3_ADC.SchDoc
Drawn By:
RT
4
A
B
R4
C
1K
BLU
D
B
07275B DCN6418
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