ThomasNet Industrial Newsroom -

Transducers provide DC current monitoring.

info@productnews.com (ThomasNet News) — Tue, 25 Aug 2009 08:27:38 -0500

Available for differential and ground fault current monitoring, space flight Series S 767 and military grade Series 913 B provide isolated analog output directly proportional to input magnetically. Featuring ½ in. aperture, Series S 767 operates on 22-36 Vdc power with response time of 50 ms. Series 913 B, designed with ¾ in. aperture, operates from 24-32 Vdc power with response time of 1 ms. Both chassis-mount series feature 0 to +5 V output and accuracy of 1% FS.

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AC Current Detectors come in clamp-on and pass-thru models.

info@productnews.com (ThomasNet News) — Thu, 16 Jul 2009 14:34:44 -0500

Designed to compare AC input to fixed or adjustable current threshold, Series 870 and ACS-3 provide isolated switch or relay output that is activated as required. Housed in metal case and operating from -20 to +71°C, Series 870 features SPDT relay output with 10 A contacts, frequency from 47-63 Hz, and ¾ in. dia aperture. Series ACS-3, operating from -50 to +65°C, is housed in plastic case with solid state switch output, frequency from 6-100 Hz, and response time of 200 msec.

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Dynamic Current Loggers provide 8,000 samples/sec.

info@productnews.com (ThomasNet News) — Fri, 12 Jun 2009 08:30:45 -0500

Designed for current and voltage measurements in automotive hybrid or electrical powertrain systems, KLARI-MOD SC 1000V Series offer 16-bit resolution and 1,000 V safety isolation between measurement circuitry and data output. Modules can be adapted to meet changing measurement requirements via use of different shunts or voltage probes. Data output is available via CANbus or RS232 serial interface.

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IC enables energy-efficient DC/DC converters.

info@productnews.com (ThomasNet News) — Fri, 27 Mar 2009 08:38:09 -0500

Supplied in 12-pin, 3 x 4 mm DFN Pb-free package, IR3725 input power, voltage, and current monitor IC is intended for 12 V power supplies used in CPU, server, and storage applications. TruePower(TM) technology is utilized to output average power during specified interval over digital I²C interface. This information is used by system controller to optimize overall power consumption, delivering current accuracy of 1.0% and voltage accuracy of 1.5%.

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AC Circuit Indentifier uses wireless, non-contact abilities.

info@productnews.com (ThomasNet News) — Fri, 20 Mar 2009 08:34:13 -0500

Combining non-contact voltage and light detection with RF transmission technology, RT30 enables one user to identify mid-run wires or find breaker that powers circuit or light fixture remotely and without cutting into wire. Non-contact AC wiring identification, lighting circuit identification via built-in light sensor, non-contact handheld voltage (NCV) detection, and AC Outlet Extender capabilities are all standard.

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Search for suppliers of: Conductivity Testers | Probes | Electric Current Indicators

Line Voltage Monitor protects single-phase equipment.

info@productnews.com (ThomasNet News) — Tue, 02 Dec 2008 07:47:14 -0500

Featuring backlit digital display, Model ICM492 protects single-phase equipment against low and high voltage conditions and rapid short-cycling. Device continuously checks incoming line voltage for faults and displays RMS voltage. Response time on fault condition can be fine-tuned to minimize nuisance trips. Additional features include adjustable anti-short cycle time delay, control mode, universal line voltage input, and heavy-duty SPDT relay output.

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Search for suppliers of: Voltage & Current Monitors | Power Monitors | Monitors

Indicator shows normal or open fuse, connection integrity.

info@productnews.com (ThomasNet News) — Fri, 12 Sep 2008 07:36:23 -0500

With 3-phase line voltage applied, Model BFA flashes normal LED green light for positive indication of good fuse and integrity of wire connection to each side of fuse. Indicator flashes red fault LED when fuse is unconnected or open, if there is lost connection to either side of fuse, and if mismatched line/load wires are present. When phase loss occurs, both fault and normal LEDs will extinguish. Mounted externally to panel, product can be used for all UL Fuses Class H/J/K/R/RK.

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Search for suppliers of: Electric Current Indicators

Precision Shunt Set directly measures current in laboratory.

info@productnews.com (ThomasNet News) — Tue, 09 Sep 2008 07:38:50 -0500

Able to measure currents from 1 mA to 100 A, A40B Precision Current Shunt Set consists of 14 low-inductance coaxial current shunts, adapters, and connectors in rugged transit/storage case. Shunts provide absolute ac or dc current measurements as well as ac/dc current transfer measurements. Suited for precision current applications such as calibrator verification, units have high dc resistance stability and come with report of traceable calibration, including data.

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Search for suppliers of: Electric Shunts | Precision Laboratory Instruments | Current, Voltage & Power Measurement Instruments | Current Indicators

Environmental Monitor provides real-time power information.

info@productnews.com (ThomasNet News) — Wed, 27 Aug 2008 07:33:40 -0500

Providing real-time output voltage and input current monitoring for power control, SMM151/2/3 features I²C interface, non-volatile memory, 256 bytes general-purpose EEPROM memory, and 2 general-purpose voltage comparators. Devices allow input current and differential output voltage monitoring via integrated 10-bit A/D conversion. While SMM151/2 provide output voltage margining with 0.3 V to VDD (up to 5 V) range, SMM152/3 also integrate 4 GPIO.

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Five-Channel Voltage Supervisor reduces system board space.

info@productnews.com (ThomasNet News) — Mon, 14 Jul 2008 07:41:18 -0500

Integrating 5 channels into one 8-lead MSOP, CAT885 gives designers high reset threshold accuracy (±2%) and minimal power consumption for monitoring power supply (Vcc) status of MPU, MCU, ASIC, or other system processor. It features open-drain output, active-low function with manual reset to perform system reset, and monitoring functions for range of electronic products. Two voltage detectors are factory-set, and remaining 3 voltage monitors are adjustable.

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Search for suppliers of: Voltage & Current Monitors | Voltage Reference Circuits | Integrated Circuits (IC)

Dual Color LED Pilot Light indicates on/off load status.

info@productnews.com (ThomasNet News) — Mon, 07 Jul 2008 07:38:22 -0500

Illuminating green or red depending on conditions, PL22STC Series enables at-a-glance on/off load status monitoring via single device designed for 0.87 in. through holes. Green LED illuminates when powered on 2 of 3 terminals (2 and 0), and red LED illuminates when powered on 2 other terminals (1 and 0). Both LEDs are rated to last at least 100,000 hr and exhibit 100 cd/m2 brightness. Offered in IP65 housing, RoHS-compliant product can be powered by range of voltage options.

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Single-Channel Voltage Monitors draw 500 nA quiescent current.

info@productnews.com (ThomasNet News) — Mon, 23 Jun 2008 07:39:34 -0500

Supplied in 2 x 2 mm DFN or ThinSOT(TM) packages, LTC2934 and LTC2935 are suited for single Li+ coin cell, AA, AAA, and other portable, battery-powered applications. Model LTC2935 has 3 binary inputs that allow selection of one of 8 integrated reset thresholds, from 3.3-2.25 V, in 150 mV increments. Model LTC2934 allows external resistive divider to finely set reset threshold anywhere from 1.6-6V. Reset thresholds in both devices are ±1.5% accurate over temperature.

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Voltage Supervisors come in 8-pin MSOP packages.

info@productnews.com (ThomasNet News) — Thu, 12 Jun 2008 07:35:39 -0500

With ability to monitor up to 5 channels, STM6904/5 four- and five-channel voltage supervisors ensure integrity of multi-voltage systems such as set-top boxes, telecom and networking equipment, computing and data-storage systems. Model STM6905 offers 5 monitored channels and fixed delay-to-reset time of 210 ms, whereas STM6904 offers additional user-selectable reset delay times while monitoring up to 4 channels. Units operate from 0.8-5.5 V across -40 to +85 °C industrial temperature range.

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Clamp Meters provide True RMS measurements.

info@productnews.com (ThomasNet News) — Tue, 06 May 2008 07:40:56 -0500

Including Models EX612, EX613, EX622, and EX623, EX600 Series True RMS Clamp Meters feature IR thermometer for locating hot spots and NCV and dual thermocouple inputs for T1, T2, and T1-T2 differential temperature measurement. With 1.4 in. jaw opening for conductors up to 500 MCM, units provide 40,000 count clamp meter functions for dc voltage, resistance, capacitance and frequency, and can measure motor capacitors to 40,000 µF. Models EX613 and EX623 also provide dc current function.

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Processing Monitor detects presence of static electricity.

info@productnews.com (ThomasNet News) — Tue, 15 Apr 2008 07:36:07 -0500

Earth-Rite® TELLUS(TM) monitors processing operations involving handling, transporting, or mixing of flammable or explosive products. Operating in real-time, it confirms that positive connection to ground exists and remains below 5 <font face='Symbol'>W</font>, with green LED to provide indication. System is based on PSU/I.S. controller mounted in safe area as much as 350 ft from hazardous area. It is powered by 110 or 240 Vac and compliant with NFPA 77 and CENELEC 50404 guidelines.

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Six-Channel Supervisor has selectable supply tolerances.

info@productnews.com (ThomasNet News) — Fri, 22 Feb 2008 07:45:43 -0500

Designed for monitoring equipment with numerous supply voltage rails, 6-channel LTC2932 includes separate open-drain voltage comparator outputs. External resistive divider between bandgap reference output, ADC input, and ground determines which channels are set to preset or adjustable voltage monitor inputs. Offered in 20-pin TSSOP package, IC has adjustable reset timeout period as well as reset disable pin for margining applications. All channels feature ±1.5% max threshold accuracy.

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High-Side Power Monitor measures current and voltage.

info@productnews.com (ThomasNet News) — Wed, 20 Feb 2008 07:51:29 -0500

Offered in MSOP-10 and 3 x 3 mm DFN-10 packages, LTC4151 utilizes internal 12-bit ADC to continuously measure high-side current and input voltage from 7-80 V to give true power reading. Single-chip solution has 2-wire, I²C-compatible interface that reports input power data, which can be delivered continuously or via no-latency single snapshot mode. Third low-voltage input can be used to measure voltage from thermistor/fuse, and max total unadjusted error for measurements is ±1.25%.

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Voltage Monitors guarantee operation from -40 to +125°C.

info@productnews.com (ThomasNet News) — Fri, 09 Nov 2007 07:41:21 -0500

Featuring threshold accuracy of ±1.5% over automotive temperature range, Series LTC291x is suited for single channel point-of-load or multi-channel applications. Drawing 70 µA, Model LTC2910 monitors 8 adjustable UV inputs, while Model LTC2914 monitors 4 adjustable inputs for OV, UV, or negative voltages. Model LTC2913 monitors 2 input channels for OV and UV conditions and draws 60 µA, while Model LTC2912 monitors single supply for OV and UV conditions, with 40 µA of supply current.

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Voltage Supervisor monitors 0.5-12 V range.

info@productnews.com (ThomasNet News) — Tue, 02 Oct 2007 08:15:01 -0500

LTC2917 single voltage supervisor can monitor 27 pin-selectable thresholds, with accuracy of ±1.5%, ranging from 1 V drained single AA battery up to 12 V industrial applications. Watchdog input checks whether processor has locked up and watchdog timer can be set to fixed 3.2 ms, 1.6 s, or is adjustable based on external capacitor. Operating across -40 to +125°C temperature range, it includes 2 x 3-state input pins that select 1 of 9 internally programmed thresholds.

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Search for suppliers of: Voltage & Current Monitors

Microprocessor Supervisory IC monitors 4 voltage inputs.

info@productnews.com (ThomasNet News) — Mon, 06 Aug 2007 07:33:38 -0500

Able to monitor up to 4 system supply voltages without requiring external components, AS1923 asserts single reset if any monitored supply voltage drops below threshold. Factory-trimmed voltage threshold options are available for monitoring +5.0, +3.3, +3.0, +2.5, +1.8, and -5.0 V supplies with -5% and/or -10% tolerances. Solution is also available with 1 or 2 user-adjustable threshold options, via external resistor-divider network, if non-standard voltage thresholds are required.

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