2-9 www.adlinktech.com 4-ch 24-bit universal input usb daq modules USB-2401 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 gpo0 gpi1 gpi0 nc gnd1 sc1- sc1+ exc1 ci1- ci1+ ai1- ai1+ gnd0 sc0- sc0+ exc0 ci0- ci0+ ai0- ai0+ gpo1 gpi3 gpi2 dgnd gnd3 sc3- sc3+ exc3 ci3- ci3+ ai3- ai3+ gnd2 sc2- sc2+ exc2 ci2- ci2+ ai2- ai2+ USB-2401 introduction the USB-2401 is a 24-bit, 4-channel simultaneous-sampling universal input usb daq modules featuring built-in signal conditioning circuitry, providing direct measurement of commonly used sensors including current output transducers, thermocouple, rtd, load cell, strain gauge, and others. individual channels can be programmed to measure different signal types. the usb-powered USB-2401 is equipped with removable screw-down terminals for easy device con - nectivity, and the included multi-functional stand fully supports desktop, rail, or wall mounting. the USB-2401 is suitable for basic measurement applications requiring high resolution and accuracy, laboratory research and material testing environments, and industrial temperature measurement. u-test, a free ready-to-use testing program is included to enable operation or testing of all adlink usb daq series functions with no programming requirement. pin assignment ordering information USB-2401 4-ch 24-bit universal input usb daq standard shipped accessories ? one pair of 20-pin removable screw terminals ? module stand ? 2 m usb type a to usb mini-b cable with lockable connector ? rail-mount kit optional accessories rst-20p one pair of 20-pin removable screw terminals usb-2m-l 2 m usb type a to usb mini-b cable with lockable connector features usb 2.0 high-speed usb powered 4-ch simultaneous-sampling analog input built-in signal conditioning for high voltage/current/thermocouple/ rtd/strain gauge/load cell measurement up to 2ks/s analog input rate removable screw terminal on module lockable usb cable for secure connectivity ready-to-use testing application provided operating system ? windows 7/vista/xp recommended software ? u-test ? vb.net/vc.net/vb/vc++/bcb/delphi driver support ? ud-dask for windows ? daqpilot for labview?
1 12 daq 2 3 4 5 6 7 8 9 10 11 13 2-10 www.adlinktech.com voltage current thermocouple rtd (3-wire, 4-wire) half-bridge (120?, 350?) full-bridge (120?, 350?) 2-wire resistance number of channels compatibility support modes data transfer i/o connector operating temperature storage temperature power requirements dimensions relative humidity mode function i/o general specifications 25 v, 12.5 v, 2.5 v, 312.5 mv 20 ma k, j, n, r, s, b, t, e pt 100, pt 1000 max. 30 mv/v max. 30 mv/v 25 k? 25 v, 12.5 v, 2.5 v, 312.5 mv 20 ma 78.125 mv 2.5 v 78.125 mv 78.125 mv 2.5 v 4 inputs and 2 outputs 5v/ttl digital i/o general timer/counter: one 32-bit; base clock 80 mhz, external to 10 mhz pwm: one channel, modulation frequency: 0.01 hz to 5 mhz; duty cycle: 1%-99% programmed i/o, continuous (usb bulk transfer mode) two 20-pin removable screw terminals 0 to 55c -20 to 70c 5v @ 400 ma (usb powered) 114 (h) x 156.5 (l) x 41 mm (w) (4.5 x 6.16 x 1.63 in.) (without connector and stand) 5% to 95%, non-condensing) note: function i/o shares the same i/o pins. only one of these modes can be selected. number of channels resolution measurement types maximum sampling rate input ranges input coupling fifo size data transfer model name USB-2401 analog input 4 differential 24-bit voltage, current, thermocouple, rtd, half-bridge, full-bridge, resistance 2 ks/s dc 4k samples programmed i/o, continuous (usb bulk transfer mode) optional accessories usb daq input range or supporting type actual range specifications updated 04-24, 2012. ? 2012 adlink technology, inc. all rights reserved. all specifcations are subject to change without further notice. vision cpci & industrial computers fanless embedded computers pxi/pxie modular instruments gpib & bus expansion motion control real-time distributed i/o pac remote i/o communi- cations software & utilities
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