Saelig Co., Inc.    Pittsford, NY 14534
Jan 26, 2012 EPIC (Electric Potential Integrated Circuit) Sensor measures electric field changes without physical or resistive contact. Speed at which this product measures electric potential sources will simplify medical ECG/EKG/EEG/EOG, movement sensing, proximity non-touch switching, and gesture recognition signal taking. As it does not need line of sight, sensor can detect movement through solid walls and used to replace, or as adjunct to, PIR sensors.

MultiDimension Technology    San Jose, CA 95138
Dec 16, 2011 Based on Tunneling Magnetoresistance technology, Models MMLD47F, MMLP57F, and MMLP57H feature ultra-low hysteresis below 0.1% of full-scale range, magnetic field sensitivity from 3-6 mV/V/Oe, and typical current consumption between 5-12.5 µA with 1 V voltage supply. Units are available in 6 x 5 x 1.7 mm SOP8 and 3 x 3 x 0.75 mm DFN8 packages, suited for industrial and consumer applications under diverse operating conditions, including magnetic field, current, and position sensing.

Plessey Semiconductors Ltd.    Devon PL6 7BQ  United Kingdom
Nov 21, 2011 Electric Potential Integrated Circuit (EPIC) sensor, part No. PS25401, detects changes in electric field and provides output to relay to act as non-touch electric switch. Optimized for security, switching, and gaming applications, sensor can be used in proximity mode or to detect specific kinds of movement as limited gesture recognition device. Product does not require line of sight and can detect movement through walls. It can also replace or be used with passive IR sensor.

Fourier Systems, Inc    New Albany, IN 47150
Jan 18, 2011 Designed to facilitate measurement of magnetic field components, Model DT036 helps students understand an otherwise intangible principle. Axial and radial magnetic field sensor provides 3 measurement ranges of ±0.2, ±40, and ±100 mT. Device is sensitive enough to capture vertical and horizontal components of Earth's magnetic field, provides accuracy required for measurement of coils, and delivers resolution needed to measure magnetic field of solenoids.

Balluff, Inc.    Florence, KY 41042-0937
Jun 04, 2010 Model BMF 235 enables cylinder positions to be detected on any aluminum-walled pneumatic cylinder with integral T-slots, including short stroke cylinders and grippers. GMR (Giant Magnetoresistive) electronic sensor features 23 mm housing and LED indicator for diagnostics. Dropped into T-slot from above and secured via screwdriver or Allen wrench, sensor is available in PNP NO and NC versions in IP67 housing with cable or pigtail M8 or M12 connectors.

KBR MAGNETO    Czestochowa 42-224  Poland
Sep 29, 2009 Providing permanent registration of magnetic field presence, Magnetic Field Indicators can be used to identify tampering with water meters, watt-hour meters, and gas meters using external magnetic field. One-threshold Model MFI-3 registers magnetic field coming from neodymium magnets, while 2-threshold Model MFI-4 registers magnetic field coming from ferrite magnets and neodymium magnets. Both can be installed on internal or external surface of measuring device.

Allegro MicroSystems Inc.    Worcester, MA 01615
May 27, 2009 Capable of switching in response to changing magnetic fields, ATS617LSG uses analog peak-detecting algorithm, automatic gain control, and integrated tracking capacitor to provide accurate edge detection corresponding to rotating ferrous target. Capable of sensing variety of target geometries, ATS617LSG is offered in SG over-molded package, which consists of samarium cobalt magnet and a Hall-Effect IC. It is lead-free, with 100% matte tin lead frame plating.

Balluff, Inc.    Florence, KY 41042-0937
May 15, 2009 Featuring 1 connection for 2 sensors, V-Twin(TM) sensors are suited for detecting multiple positions on pneumatic grippers and cylinders, and doubling number of sensors in multiple interface box. They use magneto-resistive technology to detect piston magnet through aluminum wall of cylinder, and include universal compatibility with either Hall Effect or Reed Switch cylinder magnet polarizations. Sensors are available in several sizes and form factors, including weld field immune version.

Balluff, Inc.    Florence, KY 41042-0937
May 15, 2009 Requiring only one 4-conductor cable with M8 or M12 connections for 2 end-of-stroke sensors, BMF V-Twin(TM) Sensors use magneto-resistive technology to detect piston magnet through aluminum wall of cylinder. Units feature noise immunity and universal compatibility with Hall Effect or Reed Switch cylinder magnet polarizations. Equipped with short circuit, overload, and reverse polarity protection, sensors are suitable for detecting multiple positions on pneumatic grippers and cylinders.

Narda Microwave - East, An L-3 Communications Co.    Hauppauge, NY 11788
Jul 15, 2008 Designed for broadband measurement of electromagnetic energy, hand-held Model NBM-520 works with calibrated probes covering frequencies from 100 kHz to 60 GHz. Probe types include electric and magnetic field, flat or shaped response, and diode and thermocouple detectors. With supplied software, user can pre-configure meter for specific survey task and manage data required for survey reports. Meter can be employed by safety personnel to evaluate compliance of facilities with IEEE standards.

B & K Precision Corp.    Yorba Linda, CA 92887
Jun 09, 2008 Measuring 4 x 1.8 x 9 in. and weighing less than 2.0 lb, Model 2640 features frequency range of 100 kHz to 2,000 MHz, noise floor of -110 dBm to detect weak signals, and basic spectrum analyzer functionality. It has 2 GHz frequency counter, phase-locked loop for precise frequency tuning, detachable antenna, and back-lit display. Meter supports RS-232C serial communication, detects wide band and narrow band FM, AM, and SSB signals, and scans and displays up to 160 channels.

Seiko Epson Corporation    Suwa, Nagano   Japan
Nov 15, 2007 Suited for dead reckoning (DR) method used in car navigation, 6.0 x 4.8 x 3.3 mm XV-8000LK employs crystal gyro-element design, QMEMS, and low-power analog circuits that lend to stability. Solution is assembled with a pre-tilt angle in package, affording flexibility in determining installation angle. Available with 10° or 20° tilt angle, Pb-free product has airtight structure, employs temperature compensation circuit, and is resistant to shock and vibration.

Banner Engineering Corp.    Minneapolis, MN 55441
Aug 07, 2007 Suited for multiple vehicle sensing applications, M-GAGE(TM) Wireless Sensor Node comes with integrated FlexPower(TM) battery that supplies power for both sensing and wireless connectivity up to 10 yrs. Sensor features IP67/NEMA 6 housing, internal or external antennas, and 900 MHz and 2.4 GHz systems for global applications. Product also offers connectivity to Modbus RTU RS-485 and RS-232 serial communications protocols, and can detect 3D changes in Earth's magnetic field.

Banner Engineering Corp.    Minneapolis, MN 55441
Jan 16, 2004 Utilizing magnetoresistive-based passive sensing technology, M-GAGE® S18M detects 3-dimensional changes in Earth's magnetic field when presence of large metal objects such as car, truck, or railcar is introduced, causing sensor's output to switch. Unlike inductive loop technologies, self-contained sensor functions as receiver and has no external controller. Program commands can be entered through pushbutton on sensor or via portable programming box when sensor is inaccessible.

Narda Microwave - East, An L-3 Communications Co.    Hauppauge, NY 11788
Apr 08, 2002 Area Monitor System 2600 provides continuous remote monitoring of electrical and magnetic field strength at 1 or multiple sites. Self-powered outdoor instrument station measures ambient E- or H-field levels then stores and transmits measurement data to remote PCs. Alarm circuitry triggers immediate wireless notification. Solar-powered, weatherproof unit incorporates sensing probe, data acquisition circuitry, and GSM (wireless) communications terminal.

Narda Microwave - East, An L-3 Communications Co.    Hauppauge, NY 11788
Jan 14, 2002 Model EFA-200 and EFA-300 analyze low-frequency magnetic and electrical fields to determine safety or potential for harm from high-voltage utility lines and industrial equipment such as resistance welders. Analyzers use Shaped Time Domain (STD) technology to measure in low frequency range of 5 Hz to 32 kHz. They calculate and display field strength levels as percent of industry or government standard, irrespective of signal frequency and waveform.