{"product_id":"3706a-keithley-switch-mainframe-new","title":"Keithley 3706A System Switch\/Multimeter Mainframe with High Performance DMM","description":"\u003ch1 style=\"display:block; clear:both; text-align:left; font-size:28px; margin:0 0 16px 0;\"\u003eKeithley 3706A System Switch\/Multimeter Mainframe with High Performance DMM\u003c\/h1\u003e\u003ch2 style=\"display:block; clear:both; text-align:left; font-size:22px; margin:24px 0 12px 0;\"\u003eKey Features At A Glance\u003c\/h2\u003e\u003cul style=\"list-style:disc; margin:0 0 16px 22px; padding:0; clear:both;\"\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eSix-slot system switch mainframe with optional integrated 7½-digit high performance DMM\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eUp to 576 two-wire (720 one-wire) multiplexer channels or up to 2,688 one-pole matrix crosspoints per mainframe\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eCapable of over 14,000 readings per second to memory with the optional high performance multimeter\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eEmbedded Test Script Processor (TSP) with TSP-Link master\/slave expansion to other Series 3700A and Series 2600\/2600B SourceMeter instruments\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eLXI Core 2011 (Version 1.4) interface with embedded Web browser for test setup, control, and basic application use\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eTriple remote interfaces standard: LXI\/Ethernet, GPIB (IEEE-488.1), and USB 2.0 device port\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eFront-panel USB 2.0 host port for transportable memory — reading storage, configuration save\/recall, and TSP script transfer\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003e13 built-in DMM measurement functions including DCV\/ACV, DCI\/ACI, 2W\/4W ohms, frequency\/period, RTD, thermocouple, thermistor, and continuity\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eThe Keithley Series 3700A is a family of scalable, instrument-grade system switch and multi-channel measurement solutions optimized for automated testing of electronic products and components. The series consists of four versions of the Model 3706A six-slot system switch mainframe together with a growing family of plug-in switch and control cards. When the Model 3706A mainframe is ordered with the high performance multimeter, the result is a tightly integrated switch and measurement system designed for the demanding requirements of functional test systems and stand-alone data acquisition applications.\u003c\/p\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003ePer the datasheet, the Series 3700A supports applications as diverse as design validation, accelerated stress testing, data acquisition, and functional testing. The platform is engineered for medium to high channel-count work: a fully loaded mainframe accommodates up to 576 two-wire multiplexer channels or up to 2,688 one-pole matrix crosspoints in a compact 2U (3.5 inch \/ 89 mm) enclosure. The plug-in card family covers dual multiplexers (3720, 3721, 3722, 3723, 3724), high-density matrix cards (3730, 3731, 3732), an isolated 32-channel switch card (3740), and a multifunction control card (3750).\u003c\/p\u003e\u003ch2 style=\"display:block; clear:both; text-align:left; font-size:22px; margin:24px 0 12px 0;\"\u003eBrand Heritage\u003c\/h2\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eKeithley Instruments was founded in 1946 in Cleveland, Ohio, and built its reputation around precision low-level electrical measurement — picoampere currents, nanovolt voltages, and source-measure unit (SMU) instrumentation for semiconductor and materials characterization. Keithley was acquired by Danaher Corporation in 2010 and subsequently became part of Fortive Corporation when Danaher spun off its industrial businesses in 2016. Tektronix, also part of Fortive, is Keithley's sibling brand, and the two share increasing distribution and support infrastructure. Today, Keithley operates as A Tektronix Company while retaining its product identity in precision DC, low-current, and switch\/measurement system instrumentation.\u003c\/p\u003e\u003ch2 style=\"display:block; clear:both; text-align:left; font-size:22px; margin:24px 0 12px 0;\"\u003eCompare Other Models in This Series\u003c\/h2\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eThe Series 3700A is offered in four mainframe configurations built around the same six-slot Model 3706A chassis. The two primary distinctions across the family are (1) whether the high performance 7½-digit multimeter is included or not, and (2) whether a front-panel display and keypad are fitted. All four mainframes share identical card-slot capacity, identical analog backplane wiring, identical remote interfaces (LXI\/Ethernet, GPIB, USB), identical TSP and TSP-Link capability, and identical digital I\/O resources.\u003c\/p\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eSelection between the four configurations is driven by the deployment environment. System integrators building rack-mounted automated test platforms — where the instrument lives inside an enclosure and is operated exclusively from a host PC or TSP script — often select the no-front-panel (NFP) versions for cost and panel-real-estate reasons. Bench and laboratory users who interact with the instrument directly, or who value local readout for setup and troubleshooting, select the front-panel versions. The DMM-equipped versions add the integrated 7½-digit multimeter; the system-switch-only versions (3706A-S, 3706A-SNFP) are intended for applications where switching is the sole function or where an external measurement instrument is preferred.\u003c\/p\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eEach new Series 3700A mainframe configuration is offered on its own dedicated product page with condition-matched pricing. The model links below let you compare available units, confirm which front-panel and DMM configuration fits your application, and review what is included with each listing.\u003c\/p\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eThe four mainframe SKUs differ along two binary axes: DMM-equipped versus switch-only, and front-panel-equipped versus NFP (no front panel display and keypad). The 3706A is the fully featured configuration — DMM installed, front panel fitted. The 3706A-NFP retains the DMM but removes the front-panel display and keypad. The 3706A-S keeps the front panel but ships without the DMM.\u003c\/p\u003e\u003cp style=\"margin:0 0 12px 0;\"\u003eThe comparison table below shows how the four configurations align across the two key axes. For applications that need integrated measurement alongside switching — RTD\/thermocouple temperature scanning, multi-channel DCV characterization, mixed-signal data acquisition — the DMM-equipped 3706A or 3706A-NFP is the starting point. For applications where switching is the only function required (signal routing into an external instrument, large matrix configurations driven by a separate measurement engine), the 3706A-S or 3706A-SNFP avoids paying for the DMM. The NFP variants are typically chosen for rack-integrated systems where the front panel will not be operated and the cost or space savings of omitting the display is meaningful.\u003c\/p\u003e\u003ctable style=\"border-collapse:collapse; width:100%; clear:both; text-align:left; vertical-align:top; margin:0 0 16px 0;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eConfiguration\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eDMM Included\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eFront Panel Display\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e\u003cstrong\u003e3706A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSystem Switch with High Performance DMM\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eYes (7½-digit)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e3706A-NFP\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSystem Switch with High Performance DMM (No Front Panel)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eYes (7½-digit)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e3706A-S\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSystem Switch (No DMM)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e3706A-SNFP\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSystem Switch (No DMM, No Front Panel)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cp style=\"margin:0 0 8px 0; font-size:14px; color:#555;\"\u003eAdditional differences in specifications beyond the few shown above are not listed here — see each model's full specifications below.\u003c\/p\u003e\u003ch2 style=\"display:block; clear:both; text-align:left; font-size:22px; margin:24px 0 12px 0;\"\u003eAccessories Supplied\u003c\/h2\u003e\u003cul style=\"list-style:disc; margin:0 0 16px 22px; padding:0; clear:both;\"\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eTest Script Builder Software Suite CD\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eEthernet Crossover Cable (CA-180-3A)\u003c\/li\u003e\n\u003cli style=\"margin:0 0 6px 0;\"\u003eSeries 3700A Product CD (includes LabVIEW, IVI C, and IVI.COM drivers)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style=\"display:block; clear:both; text-align:left; font-size:22px; margin:24px 0 12px 0;\"\u003eProduct Core \u0026amp; Specifications\u003c\/h2\u003e\u003ctable style=\"border-collapse:collapse; width:100%; clear:both; text-align:left; vertical-align:top; margin:0 0 16px 0;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eCategory\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eGeneral\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eExpansion Slots\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003ePower Line\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUniversal, 100 V to 240 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eLine Frequency\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e50 Hz and 60 Hz, automatically sensed at power-up\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003ePower Consumption\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e28 VA with DMM and display, up to 140 VA with six 37xx cards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eReal Time Clock\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eBattery backed, 10 years typical life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eEMC\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eConforms to European Union EMC Directive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSafety\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eConforms to European Union Low Voltage Directive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eVibration\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eMIL-PRF-28800F Class 3, Random\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eWarm-Up\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e2 hours to rated accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eDigital I\/O\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e25-pin female D-shell, 14 lines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eTriggering and Memory\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eWindow Filter Sensitivity\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e0.01%, 0.1%, 1%, 10%, or full-scale of range (none)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTrigger Delay\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e0 to 99 hrs (10 µs step size)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eExternal Trigger Delay\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e\u0026lt;10 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eMemory\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUp to 650,000 time-stamped readings with Web page disabled. Additional memory available with external thumb drive.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eNon-volatile Memory\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSingle user save setup, with up to 75 DMM configurations and ≥600 channel patterns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eMath Functions\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eRel, dB, Limit Test, %, 1\/x, and mX+b with user-defined display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eRemote Interface\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eEthernet\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eRJ-45 connector, LXI Class B Version 2, 10\/100BT, no auto MDIX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eGPIB\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eIEEE-488.1 compliant; supports IEEE-488.2 common commands and status model topology\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUSB Device (rear panel, type B)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eFull speed, USBTMC compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUSB Host (front panel, type A)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUSB 2.0, support for thumb drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eLXI Compliance\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eLXI Class\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eLXI Class B Version 2 with IEEE 1588 precision time protocol (LXI Core 2011)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eReceive LAN[0-7] Event Delay\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e800 µs typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eAlarm to Trigger Delay\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e25 µs min., 50 µs typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eGenerate LAN[0-7] Event\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e800 µs typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eClock Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e25 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eSynchronization Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e\u0026lt;150 ns (95% confidence factor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTimestamp Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e100 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTimestamp Resolution\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e20 ns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eLanguage and Control\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eLanguage\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eEmbedded Test Script Processor (TSP) accessible from any host interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eIP Configuration\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eStatic or DHCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003ePassword Protection\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e11 characters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003ePC and OS Requirements\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eMinimum PC Hardware\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eIntel Pentium 3, 800 MHz, 512 Mbyte RAM, 210 Mbyte disk space or better\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eOperating Systems\/Software\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eWindows 2000 and XP compatible; supports Web browsers with Java plug-in (requires Java plug-in 1.6 or higher)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eEnvironment\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eOperating Environment\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e0° to 50°C, ≤80%RH at 35°C, altitude up to 2000 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eStorage Environment\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e-40° to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003ePhysical\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eRack Mounted Dimensions\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e89 mm high × 483 mm wide × 457 mm deep (3.5 in. × 19 in. × 18 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eBench Configuration Dimensions (with handle and feet)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e104 mm high × 483 mm wide × 457 mm deep (4.125 in. × 19 in. × 18 in.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eShipping Weight\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e13 kg (28 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eHigh Performance DMM (DMM-equipped models only)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUp to 7½ digits (26-bit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eBuilt-in Measurement Functions\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e13 functions: DCV, ACV, DCI, ACI, Frequency, Period, 2-Wire Ohms, 4-Wire Ohms, 3-Wire RTD, 4-Wire RTD, Thermocouple, Thermistor, Continuity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eReading Rate\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e\u0026gt;14,000 readings\/second at 3½ digits; 60 readings\/second at 7½ digits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eDCV Ranges\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e100 mV, 1 V, 10 V, 100 V, 300 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eDCV Best Accuracy (1 Year, 10 V range)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e±(25 ppm of reading + 2 ppm of range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eResistance Ranges (2W\/4W)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e1 Ω to 100 MΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eDry Circuit Resistance Ranges\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e1 Ω to 2 kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eDC Current Ranges\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e10 µA, 100 µA, 1 mA, 10 mA, 100 mA, 1 A, 3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eAC Voltage Ranges\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e100 mV, 1 V, 10 V, 100 V, 300 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eAC Current Ranges\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e1 mA, 10 mA, 100 mA, 1 A, 3 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eFrequency \/ Period Range\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e3 Hz to 500 kHz \/ 2 µs to 333 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTemperature - Thermocouple Range\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e-200°C to +1820°C (type-dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTemperature - RTD Range\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e-200°C to +630°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTemperature - Thermistor Range\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e-80°C to +150°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eInput Protection (DCV)\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e300 V all ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eCommon Mode Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003e300 V DC or 300 Vrms (425 V peak for AC waveforms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc; background:#f5f5f5;\"\u003eChannel Capacity (Fully Loaded Mainframe)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eTwo-Wire Multiplexer Channels\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUp to 576\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eOne-Wire Multiplexer Channels\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUp to 720\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eOne-Pole Matrix Crosspoints\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px; text-align:left; vertical-align:top; border:1px solid #ccc;\"\u003eUp to 2,688\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Memory: up to 650,000 time-stamped readings with the Web page disabled. Additional memory is available via external USB thumb drive. Non-volatile memory provides a single user save setup with up to 75 DMM configurations and 600 or more channel patterns (dependent on name length, DMM function and configuration, and pattern image size).\u003cstrong\u003eImportant:\u003c\/strong\u003e Calibration contracts (C\/3706A-...-STD, -DATA, -ISO) are not available in all countries.\u003cstrong\u003eImportant:\u003c\/strong\u003e Plug-in switch\/control cards (3720, 3721, 3722, 3723, 3724, 3730, 3731, 3732, 3740, 3750) are required to use the mainframe for switching applications and are sold separately. The mainframe ships with the Test Script Builder Software Suite CD, Ethernet Crossover Cable (CA-180-3A), and Series 3700A Product CD only.\u003cstrong\u003eImportant:\u003c\/strong\u003e Models 3706A-S and 3706A-SNFP do not include the high performance multimeter; DMM-dependent accessories (3706-BAN, 3706-BKPL, 3706-TLK) apply only to DMM-equipped mainframes (3706A and 3706A-NFP).Usage tip: pair the Model 3706A mainframe with the matching plug-in cards listed on the datasheet (3720\/3721 dual multiplexers with auto CJC via the -ST screw-terminal accessory, 3730 high-density matrix, 3732 ultra-high-density reed relay matrix, 3740 isolated switch, or 3750 multifunction control) to configure for your specific channel count and signal type.\u003cp style=\"text-align:center; margin:32px 0 8px 0;\"\u003e\u003cstrong\u003ePlease review the Manufacturer's Data Sheet to verify published specifications. Feedback on this webpage is always welcome — please reach out to your Test Architect at any time for questions or concerns. Thank you, we truly appreciate you being our customer.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Keithley","offers":[{"title":"Default Title","offer_id":49233217552631,"sku":"keithl_3706a_new","price":6070.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/0443\/2631\/files\/keithl_3706a-new_1_9d637257-6bb7-4dd8-b127-8196e939ff8a.jpg?v=1735333123","url":"https:\/\/valuetronics.com\/products\/3706a-keithley-switch-mainframe-new","provider":"ValueTronics","version":"1.0","type":"link"}