02 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview At a fraction of the cost of other standalone data acquisition systems – 3-slot mainframe with built-in 6½ digit DMM and – 8 optional switch and control plug-in modules –...
03 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Features Price and performance beyond compare The internal autoranging DMM directly measures 11 different functions, eliminating the need for expensive external signal Go ahead and compare the Keysight Technologies, Inc�...
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04 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Easy to use graphical Web interface (34972A only) The built-in graphical Web interface provides easy access and control of the instrument using a Java-enabled Web browser such as Internet Explorer� Using this interface you can configure measurements, define and execute scan lists, or monitor mea- surement results from anywhere on the network�...
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05 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Unequaled ease of use 34970A and 34972A are compatible From the simplified configuration to the graphical Web interface The 34972A LXI Data Acquisition/Switch Unit is an LXI version in the 34972A, we put in extra time and energy so you don’t have...
06 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview More Power and Flexibility than You Ever Imagined You Could Afford Intuitive front panel with 50 k readings of non-volatile 6 ½ digit (22-bit) internal task-oriented, self-guiding menus...
07 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview The Keysight 34970A/34972A Offers Unequaled Versatility for Your Data Acquisition Applications In the past, you had to make a choice� On the one hand, you could Whether you’re an R&D engineer working on characterizing choose the simple operation and low cost of a data logger�...
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08 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview An easy-to-use data logger for monitoring and applications� Use GPIB (IEEE 488) or RS-232 interfaces in the 34970A for legacy systems or use the 34972A with characterization applications...
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09 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Monitor any input And the 34970A/34972A measures and converts 11 different input signals: A special display mode monitors a selected input channel, continuously updating the display with new readings—even –...
10 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview A powerful, flexible data acquisition system for Flexible functionality automated test The DMM is installed inside the chassis rather than in one of the slots, leaving all three mainframe slots free for switch and control The 34970A/34972A gives you the resolution, accuracy, repeat- modules�...
11 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Sof tware drivers ATE feature checklist Your months of test system software development time need not – 3-slot cardcage with 6½ digit (22 bit) internal DMM go to waste� Software drivers that support (C, C#, Visual Basic, 0�004% basic 1-year dcV accuracy;...
12 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Low-cost, high-quality switching for Easy scanning automated test The 34970A/34972A can easily scan with external instruments� It builds a scan list that includes all enabled low frequency If you don’t need the built-in measurement capability of the multiplexer inputs�...
13 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Customize your Keysight 34970A/34972A with More channels in less space plug-in modules Surface mount construction and a highly integrated design minimize the space required for relay drive and interface circuitry�...
14 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Keysight quality Take the guesswork out of relay maintenance We know you can’t afford instrument downtime due to hardware The 34970A/34972A uses our proprietary relay maintenance failures and unscheduled maintenance� That’s why our engineers...
15 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Spec interpretation guide Example 2: Extreme operating temperature The following pages list the technical specifications for the When the 34970A/34972A is used outside of its 18 - 28°C...
16 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview 34970A/34972A accuracy specifications ±(% of reading + % of range) Includes measurement error, switching error, and transducer conversion error Temperature 24 hour 90 Day 1 Year coefficient Range Frequency, etc.
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17 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Measurement characteristics Operating characteristics DC voltage Single channel measurement rates Measurement Method Continuously Integrating Function Resolution 34970A/34972A Multi-slope III A-D converter readings/sec A/D linearity 0.0002% of reading + 0.0001 % of range dcV, 2-wire resistance 6½...
18 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Single channel reading rates to I/O or internal memory (See footnotes for conditions below) 34970A 34972A into memory to GPIB or RS232 to LAN, USB or readings/sec readings/sec...
19 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview System specifications Software Scanning inputs Keysight 34825A BenchLink Data Logger 3 Analog 34901A, 34902A, and 34908A (included with option DMM) multiplexer channels System requirements Digital 34907A digital in and totalize...
20 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview connections are accessible only through the 34901A, 34902A, Modules specifications and 34908A low-frequency multiplexers� The Keysight 34970A/34972A accuracy specifications already On-module screw terminals accept wire sizes from include the switching offset and reference junction errors shown below�...
21 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Multiplexer selection guide 34901A 34902A 34908A Number of channels 20 + 2 Choose between the broad functionality of the 34901A, the Max scan speed 60 ch/s 250 ch/s...
22 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview 34902A 16-Channel High-Speed Multiplexer Backplane switches Channel switches – Scanning up to 250 ch/s – Two- and four-wire scanning Internal – Built-in thermocouple reference junction DMM input The Keysight 34902A employs reed relays to achieve scan rates up to 250 channels per second�...
23 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview 34903A 20-Channel Actuator/General Purpose Switch – SPDT (Form C) latching relays – 300 V, 1 A actuation and control This general purpose switch module has 20 independent single-pole, double-throw (SPDT) relays� Use it to cycle power to products under test, control indicator and status lights, and to actuate external power relays and solenoids�...
24 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview 34905A 50 Ω 34906A 75 Ω Dual 4-Channel RF Multiplexers – 2 GHz bandwidth – BNC to SMB adapter cables included The Keysight 34905A and 34906A RF multiplexers offer broad- band switching capabilities for high frequency and pulsed signals�...
25 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview 34907A Digital input/ouput Multifunction Module Use the digital outputs with an external power supply to control microwave switches and attenuators, solenoids, power relays, – 16 bits of digital input and output indicators, and more�...
26 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Rack mounting and dimensions To rack mount a single instrument, order adapter kit 34190A. To rack mount two instruments side-by-side, order 34191A 2U dual flange kit and 34194A dual lock link kit.
27 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Ordering Information Accessories 11062A Kelvin Clip Set Mainframe 34830A Benchlink Data Logger Pro Software optional software package that adds 34970A Data Acquisition/Switch Unit with RS-232 and limit checking and decision making for...
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28 | Keysight | 34970A Data Acquisition/Switch Unit Family - Technical Overview Evolving Since 1939 For more information on Keysight Technologies’ products, applications or Our unique combination of hardware, software, services, and people can help you services, please contact your local Keysight reach your next breakthrough�...
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