34908A AGILENT TECHNOLOGIES, 34908A Datasheet

Computers, Data Switches

34908A

Manufacturer Part Number
34908A
Description
Computers, Data Switches
Manufacturer
AGILENT TECHNOLOGIES
Datasheet

Specifications of 34908A

Input Current Max
1A
Bandwidth
10MHz
Input Voltage Max
300V
No. Of Channels
40
Lead Free Status / RoHS Status
na
data acquisition systems
at a fraction of the cost
Agilent performance
of other standalone
Agilent 34970A
Data Acquisition/
Switch Unit Family
Product Overview
34970A
34972A
• 3-slot mainframe with built-in 6½ digit DMM and
• Measures and converts 11 different input signals:
• Gigabit LAN, USB, GPIB or RS-232 IO options for easy
• Graphical Web interface for point and click monitor and
• USB flash drive support to copy/log data in standalone
• Includes BenchLink Data Logger Software to configure
8 optional switch and control plug-in modules
temperature with thermocouples, RTDs and thermistors;
dc/ac volts; 2- and 4-wire resistance; frequency and
period; dc/ac current
connectivity to your PC
control (34972A)
applications (34972A)
and control tests, display results and collect data for
further analysis

Related parts for 34908A

34908A Summary of contents

Page 1

... Product Overview 34970A 34972A • 3-slot mainframe with built-in 6½ digit DMM and 8 optional switch and control plug-in modules • Measures and converts 11 different input signals: temperature with thermocouples, RTDs and thermistors; dc/ac volts; 2- and 4-wire resistance; frequency and period; dc/ac current • ...

Page 2

... Spec interpretation guide 16 Accuracy specifications 18 System measurement rates 19 System specifications 19 Agilent BenchLink Data Logger Software 20 Modules specifications 21 Multiplexer selection guide (34901A, 34902A, and 34908A) 23 Actuator module (34903A) 23 Matrix module (34904A Multiplexer modules (34905A, 34906A) 25 Multifunction module (34907A) 26 Rack mounting and dimensions 27 ...

Page 3

... Features Price and performance beyond compare Go ahead and compare the Agilent Technologies 34970A and 34972A Data Acquisition/Switch Units with other data acquisition systems currently available. You’ll find it hard to come up with a system that offers the powerful measure- ment performance, flexibility, connectivity options and ease of use of the 34970A/34972A— ...

Page 4

... Specify per channel measurement configuration • Define and execute switch scans • Open, close, or monitor switch positions • Monitor measurement readings • View and save data • Send SCPI commands and view IO command log • ...

Page 5

... Buy only what you need—and add more modules later as your application grows. 34970A and 34972A are compatible The 34972A LXI Data Acquisition/Switch Unit is an LXI version of the 34970A. It replaces the GPIB and RS-232 interfaces with modern connectivity for a direct connection to your PC or Laptop. The 8 plug-in modules can be used with either unit— ...

Page 6

... HI/LO alarm limits on each input channel, plus 4 TTL alarm outputs • Offers matrix crosspoints or 120 single-ended channels • 8 switch and control plug-in modules to choose from • Agilent BenchLink Data Logger 3 Agilent VEE, IVI-C, IVI-COM and National Instruments LabVIEW drivers included ...

Page 7

... On the other hand, you had the flexibility and higher performance of a modular data acquisition system. The Agilent 34970A/34972A Data Acquisition/Switch Unit gives you the best of both worlds: a simple user interface with low per-channel cost, modular flexibility, standard connectivity and impressive measurement performance. Whether you’ ...

Page 8

An easy-to-use data logger for monitoring and characterization applications Data loggers are used to monitor multiple signals (tempera- ture, voltage, etc.) over extended periods of time to identify irregularities. Example applications include environmental chamber monitoring, component inspection, benchtop test- ing, ...

Page 9

And the 34970A/34972A measures and converts 11 different input signals: • temperature with thermocouples, RTDs, and thermistors • dc and ac volts • 2- and 4-wire resistance • frequency and period • dc and ac current What’s more, each channel ...

Page 10

... The DMM is installed inside the chassis rather than in one of the slots, leaving all three mainframe slots free for switch and control modules. You can choose from eight different modules (see page 13) to get the precise function- ality you need now—while giving you flexibility for future expansion ...

Page 11

... Up to 120 single-ended measurements or 96 matrix crosspoints in a 3½” high, half-rack instrument • Eight switch and control modules include low- frequency and RF multiplexers, matrix and actuation switches, digital input and output, analog output, and event recording • ...

Page 12

... DMM. What you end up with is the lowest cost switch unit on the market. It’s an ideal solution for routing test signals to and from your DUT and assorted instruments, including external DMMs, scopes, counters, and power supplies. ...

Page 13

... Dual Mux 75Ω (unterminated) 34907A Two 8-bit digital I/O ports Multifunction Module 26-bit event counter Two 16-bit analog outputs 34908A 1-wire armature 40 ch Single-Ended Mux (common low) [ 250 ch/sec to internal memory. See scanning rates for measurement condition and rate on each instrument. ...

Page 14

... The 34970A/34972A uses our proprietary relay mainte- nance system to help you to predict relay end-of-life and avoid costly production line downtime. It automatically counts every individual switch closure and stores it in nonvolatile memory on each module. You can query the total number of cycles on any individual channel so you can ...

Page 15

... etc.)—not the full scale value (1 etc.). • DMM measurement accuracies include all switching errors. Switching errors are also listed separately in the module specifications section. Temperature measurement accuracies include ITS-90 conversion errors. The thermo- couple accuracies include the reference junction error as well. • ...

Page 16

... Includes measurement error, switching error, and transducer conversion error [3] Range DC voltage 100.0000 mV 1.000000 V 10.00000 V 100.0000 V 300.000 V [4] True RMS AC voltage All ranges from 100.0000 mV to 100.0000 V 300.0000 V [6] Resistance 100.0000 Ω 1.000000 kΩ ...

Page 17

Measurement characteristics DC voltage Measurement Method Continuously Integrating Multi-slope III A-D converter A/D linearity 0.0002% of reading + 0.0001 % of range Input resistance 100 mV ranges Selectable 10 MΩ or > 10,000 MΩ 100 ...

Page 18

... MEAS) 34902A with scaling and alarms 34902A dcV and ohms on alternate channels (2) Scanning acV channels 34901A/34908A 34902A Scanning temperature – thermistor or TC channels 34901A/34908A 34902A Scanning digital in/totalizer channels 34907A Digital Input 34907A Totalizer Data out of memory (3)(4) (FETCh of 50K readings) ...

Page 19

... System specifi cations Scanning inputs Analog 34901A, 34902A, and 34908A multiplexer channels Digital 34907A digital in and totalize Scan list Scans channels in ascending order Scan triggering Source Interval, external, button press, software monitor channel alarm Scan count 1 to 50,000 or continuous Scan interval hours ...

Page 20

... RH [4] 50 Ω source, 50 Ω load [5] Bandwidth direct to card SMB connectors [6] Isolation within channel banks is -40 dB [7] Applies to resistive loads only [8] Thermocouple measurements not recommended with 34908A module due to common lo confi guration Matrix RF multiplexer Multifunction 34904A 34905A 34906A Dual ...

Page 21

... Multiplexer selection guide Choose between the broad functionality of the 34901A, the high speed scanning of the 34902A, or the single-ended density of the 34908A. These three modules are the only way to connect to the 34970A/34972A internal DMM. They can be used to scan with external instruments as well. ...

Page 22

... Single-Ended Multiplexer • 60 ch/s scanning • Single-wire switching for common low applications • Built-in thermocouple reference junction Use the Agilent 34908A for the greatest density in common low applications, such as battery test, component characterization, and benchtop testing. Each module switches 40 one-wire inputs ...

Page 23

... Combine it with matrix and multiplexer modules to build custom switch systems. Its 300 contacts can handle enough for many power line switching applica- tions. 34904A 4x8 Two-wire Matrix Switch • ...

Page 24

... The RF multiplexers are arranged as two independent 1x4 multiplexers, each with a common shield and a switched center conductor. Connections can be made directly to SMB inputs with 2 GHz usable bandwidth the BNC-to-SMB adapters provided with 1 GHz bandwidth. Multiple banks may be cascaded together for applications requiring even larger topologies— ...

Page 25

... Use the digital outputs with an external power supply to control microwave switches and attenuators, solenoids, power relays, indicators, and more. Use the digital inputs to sense limit switch and digital bus status. There are no complex handshake modes; reads and writes are initiated either from the front panel or the bus. ...

Page 26

Rack mounting and dimensions To rack mount a single instrument, order adapter kit 5063-9240 (Option 1CM). To rack mount two instruments side-by-side, order lock-link kit 5061-9694 and fl ange kit 5063-9212. To install one or two instruments in a sliding ...

Page 27

... Two-wire matrix switch 34905A Dual 4-Channel RF multiplexer, 50 Ohms 34906A Dual 4-Channel RF multiplexer, 75 Ohms 34907A Multifunction module 34908A 40-Channel single-ended multiplexer Accessories 34830A Benchlink Data Logger Pro Software optional software package that adds limit checking and decision making for more complex applications ...

Page 28

... Sweden 0200- Switzerland 0800 United Kingdom 44 (0) 118 9276201 Other European Countries: www.agilent.com/find/contactus Revised: October 1, 2009 Product specifications and descriptions in this document subject to change without notice. © Agilent Technologies, Inc. 1998, 2000, 2004, 2005, 2010 Printed in USA, March 8, 2010 5965-5290EN ...

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