Keysight Technologies 34921A User Manual page 61

Bank 2
Description Pin
41 1
42 2
43 3
44 4
45 5
46 6
47 9
48 10
49 13
50 14
As a safety feature, interlock 2 pins (17 and 33) on Bank 2 must be shorted to
WARNING
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 module.
Keysight 34921A-34925A User's Guide
41 42 43 44 45 46
1 2 3 4 5 6
Reserved 61 62 53 54
18 21 22
19 20
GND 51 52 71 72 63
34 35 38 39
36 37
Description Pin
51 35
52 36
53 21
54 22
55 41
56 42
57 27
58 28
59 45
60 46
COM COM
2H 2L
47 48 67 68
7 8 9 10 11 12
73 74 65 66 57 58
24 27 28
23 25 26
64 55 56 75 76 59
40 41 42 43 44 45
Description Pin
61 19
62 20
63 39
64 40
65 25
66 26
67 11
68 12
69 31
70 32
49 50 79 80 Interlock 2
13 14 15 16 17
77 78 69 70 Interlock 2
29 30 31 32
33
60
NC NC NC NC
46 47 48 49
50
Description Pin
71 37
72 38
73 23
74 24
75 43
76 44
77 29
78 30
79 15
80 16
50-Pin D-Sub
Male Connector
Description Pin
COM2 H 7
COM2 L 8
Interlock 2 17
Interlock 2 33
Reserved 18
GND 34
No Connect 47
No Connect 48
No Connect 49
No Connect 50
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