Agilent Technologies 34970A Service Manual page 95

Chapter 4 Calibration Procedures
Relay Verification
... Continued from previous page
External DMM Ohmmeter Connections
Test Channel
# Closed*
18 Ch 8
19 Ch 9
20 Ch 10
21 Ch 11
22 Ch 12
23 Ch 13
24 Ch 14
25 Ch 15
26 Ch 16
27 Ch 17
28 Ch 18
29 Ch 19
30 Ch 21
31 Subtract (Test 30 – Test 4)
32 Ch 22
33 Subtract (Test 32 – Test 5)
* Only the channel currently under test should be closed at one time. All other channels should be open.
HI
HI LO
Sense
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P2 P2 P1
P4 P4 P5
P4 P4 P5
LO
Measured Value
Sense
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P1 __________ Ohms
P5 __________ Ohms
__________ Ohms
P5 __________ Ohms
__________ Ohms
Test Relay
Limit Measured
K408
2.00Ω
2.00Ω K409
K410
2.00Ω
K411
2.00Ω
K412
2.00Ω
K413
2.00Ω 4
K414
2.00Ω
K415
2.00Ω
K416
2.00Ω
K417
2.00Ω
K418
2.00Ω
K419
2.00Ω
— —
K522
2.00Ω
— —
K522
2.00Ω
93