34925A D-Sub Connectors For One-Wired Mode - Agilent Technologies 34980A User Manual

34925A D-Sub Connectors for One-Wired Mode

Bank 1
WARNING:: WARNING As a safety
feature, interlock 1 pins
(17 and 33) on Bank 1
must be shorted to enable
the Bank 1 Analog Bus
relays to close. The
optional 34925T-002 (for
1-wire) terminal block
shorts these pins for you.
This feature protects
inadvertent routing of
high voltages from the
Analog Bus to the D-sub
connector of the module.
Bank 2
WARNING
WARNING:: As a safety
feature, interlock 2 pins
(17 and 33) on Bank 2
must be shorted to enable
the Bank 2 Analog Bus
relays to close. The
optional 34925T-002 (for
1-wire) terminal block
shorts these pins for you.
This feature protects
inadvertent routing of
high voltages from the
Analog Buses to the
D-sub connector of the
34980A User's Guide
COM
1H
1 2 3 4 5 6
1 2 3 4 5 6 7
Reserved 21 22 13 14 33
18 19 20 21 22 23
GND 11 12 31 32 23 24
34 35 36 37 38 39 40
Description Pin Description
1 1 11
2 2 12
3 3 13
4 4 14
5 5 15
6 6 16
7 9 17
8 10 18
9 13 19
10 14 20
COM
2H
41 42 43 44 45 46
1 2 3 4 5 6 7
Reserved 61 62 53 54 73
18 19 20 21 22 23
GND 51 52 71 72 63 64
34 35 36 37 38 39 40
Description Pin Description
41 1 51
42 2 52
43 3 53
44 4 54
45 5 55
46 6 56
47 9 57
48 10 58
49 13 59
50 14 60
Low Frequency Multiplexer Switch Modules
COM
1L
7 8 27 28 9 10
8 9 10 11 12 13 14
34 25 26 17 18 37 38
24 25 26 27 28 29 30
15 16 35 36 19 20
NC
41
42 43 44 45 46 47
Pin Description Pin
35 21 19
36 22 20
21 23 39
22 24 40
41 25 25
42 26 26
27 27 11
28 28 12
45 29 31
46 30 32
COM
2L
47 48 67 68 49 50
8 9 10 11 12 13 14
74 65 66 57 58 77 78
24 25 26 27 28 29 30
55 56 75 76 59 60
NC
41 42 43 44 45 46 47
Pin Description Pin
35 61 19
36 62 20
21 63 39
22 64 40
41 65 25
42 66 26
27 67 11
28 68 12
45 69 31
46 70 32
Bank 1
Bank 2
For orientation, the D-sub connector
end of the module is facing you.
39 40 Interlock1
50-Pin D-Sub
15 16 17
Male Connector
29 30 Interlock 1
31 32 33
NC NC NC
48 49 50
Description Pin Description
31 37 COM1 H
32 38 COM1 L
33 23 Interlock 1
34 24 Interlock 1
35 43 Reserved
36 44 GND
37 29 No Connect 47
38 30 No Connect 48
39 15 No Connect 49
40 16 No Connect 50
79 80 Interlock 2
50-Pin D-Sub
15 16 17
Male Connector
69 70 Interlock 2
31 32 33
NC NC NC
48 49 50
Description Pin Description
71 37 COM2 H
72 38 COM2 L
73 23 Interlock 2
74 24 Interlock 2
75 43 Reserved
76 44 GND
77 29 No Connect 47
78 30 No Connect 48
79 15 No Connect 49
80 16 No Connect 50
4
Pin
7
8
17
33
18
34
Pin
7
8
17
33
18
34
159