Agilent Technologies 34972A User Manual page 348

Index
count (scan)
continuous, 45, 102
default value, 45, 102
settings, 45, 102
count-down time, 97
counter
adding to scan list, 51
manually reset, 51
reading count, 51
reset mode, 51
crest factor
defined, 282
crosspoint switching, 72
current limitation (DAC), 159, 317
current measurements
ac low frequency filter, 133,
281
ac settling time, 133, 281
burden voltage, 288
connections, 28
low frequency filter, 133, 281
measurement ranges, 28, 133
valid channels, 133
custom label (Mx+B)
displaying "°" character, 137
valid characters, 137
cycles
clearing relay count, 170
reading relay count, 169, 319
D
DAC output (34907A)
current limitations, 159, 317
differential error, 318
integral error, 318
simplified schematic, 317
writing to, 52
data acquisition overview, 60
data bits (RS-232)
factory setting, 184
selecting, 184
348
DATA:LAST? command, 110
DATA:POINts? command, 110
DATA:REMove? command, 110
date (calendar)
factory settings, 166
setting, 29, 166
dc current
connections, 28
measurement ranges, 28
dc voltage
bias current, 278
common mode noise, 274
connections, 28
injected current, 276
input resistance, 130, 277
loading errors, 277
measurement ranges, 28, 130
signal conditioning, 274
decimal format (digital input), 49,
151
default delays (channel delays),
106
Default Gateway 190
delay (channel delay), 105
DHCP 188
dielectric withstand voltage, 255
differential error, (DAC), 318
diffusion error, 272
digital channels, external scan-
ning, 113
digital input (34907A)
8-bit vs. 16-bit operations, 151
adding to scan list, 49, 151
binary format, 49, 151
block diagram, 210
card reset, 151, 152
decimal format, 49, 151
scanning, 92
simplified schematic, 312
using alarms, 148
digital output (34907A)
8-bit vs. 16-bit operations, 157
binary format, 50, 157
card reset, 157
decimal format, 50, 157
driving microwave switches,
314
simplified schematic, 313
sink current, 313
TTL drive capability, 313
digits
number of, 117
vs. integration time, 120
DIN/IEC 751, 123
disabling internal DMM, 112
display
annunciators, 8
enable/disable, 165
text message, 165
dissimilar metals, 260
DMM (internal)
block diagram, 263
enabling/disabling, 167, 169
reading relay count, 169
DNS Server 190
DTR/DSR flow mode (RS-232), 185
Dynamic Host Configuration Pro-
tocol 188
E
E5810A LAN-to-GPIB, 61
ERROR annunciator, 8, 163, 216
error messages, 215–238
errors
ac loading, 284
cabling, 259
capacitive coupling, 301
clearing, 163
common mode noise, 273
diffusion error, 272
frequency measurements, 297
loading, dc voltage, 277