268 L4400 User’s Guide
Index
L4433A (two-wire mode), 121
L4437A, 133
L4450A, 218
L4451A, 232
L4452A, 244
pollution degree, 2
pollution degree definitions, 66
porting applications, 65
position indicators
L4445A, 149
power cord
connecting, 11
power-fail jumper
L4437A, 128
power-on states, 45
private LAN networks, 17
programming examples, 59
C#, 60
IVI-C, 61
IVI-COM (.NET), 59
L4400 and 34980A instruments, 64
porting to other instruments, 65
VISA and VISA COM, 62
Visual Basic 6.0, 61
Visual Basic.NET, 60
proxy server, 21
PWR, 48
Q
querying parameter settings, 54
R
rack mount kit contents, 5
rack mounting, 5, 7
connecting the shelf to the rack
frame, 11
installing the sliding shelf, 9
reading digital data
L4450A, 200
reading format, 79
applicable instruments, 79
reading storage, 69
rear panel overview, 50
recall stored state, 96
recommended drivers, 16
recommended test equipment
(calibration), 249
recovery time
L4445A, 148
relative reading format, 79
relay cycle count, 98
applicable instruments, 98
relay odometer, 98
remote module identifiers, 145
remote sensing
L4451A, 224
S
safety interlock, 67, 100
safety symbols, ii
scan interval, 72
scan list, 71
applicable instruments, 71
scan lists, 55
scan sweep count, 76
scan trigger, 72
applicable instruments, 72
scan trigger count, 75
scanning, 69
adding channels, 71
applicable instruments, 69
external, 81
non-sequential, 79
on alarm, 74
rules, 69
scanning manual, 73
scanning on alarm
applicable instruments, 74
SCPI command summary
all instruments, 55
L4421A, 101
L4433A, 113
L4437A, 130
L4445A, 136
L4450A, 192
L4451A, 226
L4452A, 237
SCPI errors, 97
SCPI programming
braces and vertical bars, 53
brackets, 53
channel lists and scan lists, 55
command separators, 54
keywords, 53
linking commands, 54
MIN and MAX parameters, 54
optional parameters, 53
querying parameter settings, 54
syntax conventions, 53
security code
calibration, 250
sense terminals
L4451A, 224
sequence definition, 90
sequences
applicable instruments, 89
catalog, 95
defining, 89
deleting, 95
executing, 93
executing on alarm,
94
querying definition, 93
valid commands, 90
settling delay, 77
settling time
L4445A, 148
shelf rails, 7
shielded cables, 4
simplified block diagrams
L4451A, 231
L4452A, 243
simplified schematics
L4421A, 106
L4433A (one-wire mode), 124
L4433A (two-wire mode), 120
L4437A, 132
simulation mode (Safety Interlock), 67
site LAN considerations, 18
slave module, 138
snubber circuitry
L4437A, 134
solder cup connectors, 4
stored states, 96
sweep count, 76
applicable instruments, 76
switch position indicators
L4445A, 149
switch verification
L4445A, 149
synchronous handshake mode
L4450A, 205
syntax conventions, 53
T
technical support, ii
temperature limits, 66
temperature sensor, 108
L4437A, 128
terminal block
34950T, 221
terminal blocks, 4
34921T, 108
34951T, 233
34952T, 245
L4433A (one-wire mode), 126
L4433A (two-wire mode), 122
L4437A, 134
totalizer input
L4452A, 236
totalizer mode
L4450A, 216
track mode (alarms), 88
transients, 3, 66
trigger count, 75
applicable instruments, 75
trigger interval, 72
trigger timer, 72
U
unsecuring calibration, 250
updating firmware, 39
user-defined labels, 68
V
ventilation, 5
verification
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