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External DMM Ohmmeter Connections
Test
#
Channels
Closed*
HI
LO
HI
Sense
LO
Sense
Measured Value
Test
Limit
Relay
Measured
17
Ch 31 & 41
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K301
18
Ch 32 & 42
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K302
19
Ch 33 & 43
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K303
20
Ch 34 & 44
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K304
21
Ch 35 & 45
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K305
22
Ch 36 & 46
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K306
23
Ch 37 & 47
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K307
24
Ch 38 & 48
P3
P3
P4
P4
__________ Ohms
2.00
Ω
K308
25
Ch 41 & 11
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K401
26
Ch 42 & 12
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K402
27
Ch 43 & 13
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K403
28
Ch 44 & 14
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K404
29
Ch 45 & 15
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K405
30
Ch 46 & 16
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K406
31
Ch 47 & 17
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K407
32
Ch 48 & 18
P4
P4
P1
P1
__________ Ohms
2.00
Ω
K408
* Only the channels currently under test should be closed at one time. All other channels should be open.
Chapter 4 Calibration Procedures
Relay Verification
104
Summary of Contents for 34970A
Page 1: ...Agilent 34970A Data Acquisition Switch Unit Service Guide ...
Page 34: ...32 ...
Page 35: ...2 Quick Start 2 ...
Page 49: ...3 Front Panel Overview 3 ...
Page 62: ...60 ...
Page 63: ...4 Calibration Procedures 4 ...
Page 118: ...116 ...
Page 119: ...5 Theory of Operation 5 ...
Page 159: ...6 Service 6 ...
Page 177: ...General Disassembly 4 3 2 1 6 Chapter 6 Service Disassembly 175 ...
Page 178: ...Internal DMM Disassembly 3 2 1 Chapter 6 Service Disassembly 176 ...
Page 180: ...Additional Chassis Disassembly 1 2 Chapter 6 Service Disassembly 178 ...
Page 181: ...Plug In Module Disassembly Needle nose Pliers 6 Chapter 6 Service Disassembly 179 ...
Page 182: ...180 ...
Page 183: ...7 Replaceable Parts 7 ...
Page 220: ...Chapter 7 Replaceable Parts Manufacturer s List 218 ...
Page 221: ...8 Schematics 8 ...
Page 272: ......