M(continued)
Memory
query readings stored, 97 retrieving measurements stored, 98
Message Available Bit (MAV), 60, 62 monitoring, 62
Minimum Average Operation Value, 74 Modules
description, 15
logical address switch, 16 Multimeter, 60– 63
application examples, 52 error messages, 185– 191 error queue, 155 functional connections, 19– 22 general information, 15 measurements
externally triggered measurements, 54 making, 53– 56
maximizing accuracy, 56 maximizing speed, 55 measurement format, 54 single measurements, 54
using FETCh? command, 53, 98, 198 using INITiate commands, 53 using MEASure commands, 53 using READ? command, 53
programming the, 15, 22– 23 range and resolution tables, 70– 71 setup, 15– 23
specifications, 171– 184 status system, 58, 60– 63
synchronizing with switch module, 57– 59, 64 triggering, 45– 51, 156– 161
N
Noise errors, 28
ground loops, 28 magnetic loops, 28 pickup, minimizing, 26 power line voltage, 27 rejection, 27
Normal Mode Rejection (NMR), 27, 39
NPLC
increasing measurement speed, 197 integration time, 123, 132, 140, 148 querying, 123, 132, 140, 148 resolution, 15, 38
setting, 197 NULL Offset Value, 78
Number
of digits, 15, 38, 182 specifying, 38 versus PLC, 15
of power line cycles versus resolution, 38
power line cycles (NPLC), 15, 38 Numeric Parameters, 69
O
Offset Voltage, 28
measuring/removing, 34 *OPC, 164
*OPC?, 165
Operating Characteristics ac current, 176
ac voltage, 176 dc current, 173 dc voltage, 173
frequency characteristics, 178 period characteristics, 178
Operation Status Bit (OPR), 58 Optional Parameters, 69 Output Buffer, 60
transfer readings to, 98, 113 OUTPut Subsystem, 111– 112
OUTPut:TTLTrg[:STATe], 111 OUTPut:TTLTrg[:STATe]?, 112
Overload errors, 34 indication, 40
Overrange, 182
P
Parameters, 69
characteristics, 177– 178 measurements
aperture time, 136 autorange, 138 connections, 19 errors, 36 integration time, 136 range, 137 range/resolution, 91, 106
Plug&Play
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Power Dissipation Effects, 31