Specifications

TITLE
SCALE
SIZE
SHEET
DRAWN CHECKED ENG. APP. CONTRACT No.
DO NOT COPY NOR DISCLOSE TO ANY
THIRD PARTY
WITHOUT WRITTEN
CONSENT
OF12
IRT Electronics Pty. Ltd.
803763DRAWING No.
COPYRIGHT
ARTARMON NSW AUSTRALIA 2064
A B C
5x1 RS-422
SWITCHER
+5
1 23
4
+
-
ZS3
21a/b 23a/b 22a/b 25a/b 24a/b 26a/b
2b 3b 3a 5b 5a 6b 6a 8b 8a 9b 9a 11b 11a 12b 12a 14b 14a 15b 15a 17b 17a 18b 18a 2a
SK2/4 SK2/5 SK2/3 SK2/2 SK2/17ab SK1/4 SK1/5 SK1/3 SK1/2 SK1/1 SK3/4 SK3/5 SK3/3 SK3/2 SK3/1 SK4/4 SK4/5 SK4/3 SK4/2 SK4/1 SK5/4 SK5/5 SK5/3 SK5/2 SK5/1 SK6/4 SK6/5 SK6/3 SK6/2 SK6/1
4ab 10ab 13ab 16ab 19ab
P1/S1
16=+5 8=GND
14=+5 7=GND
14=+5 6&7=GND
+5
+5
+12
TL1
TL2
TL3
TL4
TL5 TL6
ECN 518
3 10/04/95
2 10/11/94
DDS-3030
4 30/08/95
F1
4R7
F2
4R7
F3
4R7
F4
4R7
D1-4
1N4004
D5-8
1N4004
L2 L1
2 1
ZD1 1N5364B
A
15
B
14
C
13
D
12
0
1
1
2
2
3
3
4
4
5
5
6
6
7
7
9
8
10
9
11
U8 74HC42
R7 33
R8 33
C1 1500u C2 1500u
B8 100n
B9 100n
B10 100n
B11 100n
9 8
U7D
74HC04
5 6
U7C 74HC04
11 10
U7E 74HC04
3 4
U7B
74HC04
13 12
U7F
74HC04
1 2
U7A 74HC04
12 11
2
3
10 9
5
4
R
D
U2 LTC491
12 11
2
3
10 9
5
4
R
D
U3 LTC491
12 11
2
3
10 9
5
4
R
D
U4 LTC491
12 11
2
3
10 9
5
4
R
D
U5 LTC491
12 11
2
3
10 9
5
4
R
D
U6 LTC491
12 11
2
3
10 9
5
4
R
D
U1 LTC491
R1 300 R2 300 R3 300 R4 300 R5 300 R6 300
3 1
2
J1
B6B5B4B3 B7B1 B2
C4 10u
I
3
G
2
O
1
U11 78L12
C5 10u
C6 10u