Table of Contents
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Index
channel numbering
HP 34901A, 164
HP 34902A, 166
HP 34903A, 168
HP 34904A, 170
HP 34905A, 172
HP 34906A, 172
HP 34907A, 174
HP 34908A, 176
chassis ground, 5
clearing reading memory, 75
clock
factory setting, 145
setting the, 22, 145
Close key, 26
coaxial cables, 55, 338
coefficient, temperature, 366
color codes, thermocouples, 351
COM (serial) ports, 273
command summary (SCPI), 181-200
command syntax (SCPI)
conventions, 73, 181
command syntax, 299
version query, 149
common LO multiplexers, 58, 378
common mode noise, 353
condition register (status), 275
CONFigure command, 79
default settings, 201
description, 202
example, 205
range parameter, 207
resolution parameter, 207
syntax statements, 211
CONFigure? command, 213
connections
2-wire resistance, 21
4-wire resistance, 21
ac current, 21
ac voltage, 21
dc current, 21
dc voltage, 21
frequency, 21
period, 21
RTD, 21
thermistor, 21
thermocouples, 21
connector pinout
alarm output, 128
RS-232, 273
connector location
Alarm output, 5, 128
Channel Advance, 5
Channel Closed, 5
Ext Trig, 5, 83
HP-IB, 5
RS-232, 5
contact
debounce (totalizer), 396
protection, 385
resistance, 399
continuous scan count, 86
conversion accuracy
RTD, 345
thermistor, 345
thermocouple, 345
copying, channel configuration, 25
correlated noise, 341, 365
count (scan)
continuous, 38, 86
default value, 38, 86
settings, 38, 86
count
calibration, 159
clearing relay cycles, 148
reading relay cycles, 147, 399
count-down time, 81
counter
adding to scan list, 44
manually reset, 44
reading count, 44
reset mode, 44
crest factor
defined, 362
errors, 407
crosspoint switching, 59
crosstalk, 411
CURR:AC:BANDwidth command, 224
current limitation (DAC), 139, 397
current measurements
ac low frequency filter, 116, 361
ac settling time, 116, 361
burden voltage, 368
connections, 21
low frequency filter, 116, 361
measurement ranges, 21, 116
valid channels, 116
custom label (Mx+B)
displaying " " character, 120
valid characters, 120
cycles
clearing relay count, 148
reading relay count, 147, 399
D
DAC output (HP 34907A)
current limitations, 139, 397
differential errors, 398
integral errors, 398
simplified schematic, 397
writing to, 45
data acquisition overview, 50
data bits (RS-232)
factory setting, 152
selecting, 152
data frame format (RS-232), 272
DATA:LAST? command, 92, 234
DATA:POINts? command, 92, 235
DATA:POINts:EVENt:THR command, 391
DATA:REMove command, 235
DATA:REMove? command, 92
date (calendar)
factory setting, 145
setting, 22, 145
dc current
connections, 21
measurement ranges, 21
dc voltage
bias current, 358
common mode noise, 354
connections, 21
injected current, 356
input resistance, 113, 357
loading errors, 357
measurement ranges, 21, 113
signal conditioning, 354
423
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