34925A Datasheet, PDF (28/35 Pages) Keysight Technologies – Multifunction Switch/Measure Unit

28 | Keysight | 34980A Multifunction Switch/Measure Unit - Data Sheet
34934A Multi-channel close speeds over GPIB (msec) Single channel measurement rates–DMM reading rates ^{[1] [2]}
Close 2 channels
Close 5 channels
Close 10 channels
Close 60 channels
Isolate or ixed
mode
0.97
0.43
0.22
0.13
Auto 100
mode
1.22
0.54
0.28
0.17
Auto 0
mode
1.31
0.56
0.29
0.21
Scanning measurement rates to bus or memory
Function
DCV
2-wire resistance
Thermocouple
RTD/Thermistor
ACV
Frequency, period
Resolution
4½ digits (0.02 plc)
5 ½ digits (1 plc)
6½ digits (10 plc)
4½ digits (0.02 plc)
5½ digits (1 plc)
6 ½ digits (10 plc)
(0.02 plc)
0.1°C (1 plc)
1°C (0.02 plc)
0.1°C (1 plc)
0.01°C (10 plc)
6½ fast (200 Hz)
6½ Med (20 Hz)
6 ½ slow (3 Hz)
4½ digits (10 ms)
5½ digits (100 ms)
6½ digits (1 s gate)
Rds/s
3000
59
6
2000
58
6
2000
59
1900
58
6
350
350
300
70
9
1
[1] Reading speeds for 60Hz; autozero OFF
[2] For fixed function and range, readings to memory, scaling and alarms off,
autozero OFF
Scanning channels ^[1]
Scanning DCV or 2-wire ohms
34925A
34923A/24A
34921A/22A
Scanning ACV ^[2]
34925A
34923A/24A
34921A/22A
Scanning temperature
34921A
Scanning digital in
34950A
Direct measurements – direct to I/O
(includes switch, measure time and I/O time)
GPIB
USB 2.0
LAN (w/ VXI 11)
ch/sec
ch/sec
ch/sec
Measurement
into memory
Into memory
ch/sec
920
860
980
1000
588
572
605
625
109
109
109
109
318
315
323
318
260
260
260
260
88
88
88
88
109
109
109
109
660
592
815
1038
[1] Speeds are for 4 1/2 digits, delay 0, display off, autozero off and scanning is within bank on the same module;
add 10ms for between banks or modules for 2-wire measurements; 4-wire measurements are slower
[2] Add additional time for filter setting on ACV
Data out of memory to LAN, USB, or GPIB
(data transfer rate with 1000 channel blocks)
Readings
readings with timestamp
readings with all format options ON
GPIB
rds/sec
2560
1304
980
USB 2.0
rds/sec
2400
1230
926
[1] LAN large block throughput rate is increased by approximately 30% using LAN sockets
LAN (w/ VXI 11) ^[1]
rds/sec
3542
1826
1361