Sensors Monitors & Transducers ->
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PV String Monitor Cards are designed for inputs up to 25 A.
Newburyport, MA 01950
Nov 05, 2013
Able to be customized to target installation in photovoltaic (PV) applications, PV String Monitoring Cards features accuracy to 0.5%, voltage and current measurement for enhanced detail, as well as integrated bus bar that combines strings into 1 or 2 outputs based on ampere rating. Built-in power supply lets cards take power directly from PV string, and flexibility enables 6-string device to be configured for 6-, 12-, 18-, 24-, or 30-string combiner boxes.
Current Sensor/Voltage Monitor offers simultaneous sampling.
Texas Instruments, Inc. (TI)
Dallas, TX 75243-4136
Oct 18, 2013
Supplied in 16-pin, 5 x 4 mm WSON package, LMP92064 digital current sensor and voltage monitor integrates precision current sense amplifier and two 12-bit ADC channels that simultaneously capture voltage and current data. SPI interface transfers real-time data at up to 20 MHz, and 125 ksps conversion rate promotes accurate power fluctuation measurements. Other features include max input offset voltage of ±15 µV, max gain error of <±0.75%, and unidirectional input and output lines.
Voltage Monitor facilitates failure analysis.
Ideal Industries, Inc.
Sycamore, IL 60178
Jul 31, 2013
Designed to work at point where equipment is connected, VPM Voltage Performance Monitor offers real-time monitoring of TRMS voltage, frequency, and harmonics. Once plugged into outlet, VPM will measure, categorize, and list each voltage event, including magnitude, duration, and exact time event occurred. Up to 512 events can be logged for analysis. Available for 100–240 V single-phase circuits, VPM can also determine if voltage is stable enough to connect additional equipment to circuit.
Electronic Measuring Instruments help minimize downtime.
Harrisburg, PA 17111 0100
Jul 02, 2013
Available in front panel mount and DIN rail-mount models, EMpro Measuring Instruments detect, monitor, and analyze electrical characteristics, such as voltage, current, power, consumption, harmonics, and network asymmetries, of machines and systems. Units work as stand-alone devices or can be integrated into energy management system with plug-in expansion modules, allowing information to be passed to control center. Network communication interfaces include Ethernet, RS-485, and PROFIBUS DP.
AC Current Operated Switches simplify monitoring.
Campbell, CA 95008
Dec 06, 2012
Available in panel-mount, solid- or split-core enclosure, ASL Series offers user-selectable linear setpoint adjustment for monitoring current in various applications. Contact actuation point can be set with no load present, and 2 sec delay ignores motor inrush current upon energization. While magnetically isolated output maximizes safety and eliminates insertion losses, solid-state design eliminates periodic maintenance and calibration. No external power source is required for operation.
Multifunctional Instrument measures indoor air quality.
E Instruments International LLC
Langhorne, PA 19047
Aug 15, 2012
Available with variety of interchangeable probes and modules, Model AMI300 is capable of measuring CO, CO2, temperature, humidity, air velocity, air flow, and current/voltage. Portable unit is equipped with large ice blue backlit LCD and offers unit selection, Min/Max/Hold functions, joystick navigation, and battery indicator. Protected by ABS shockproof housing with IP54 rating, Model AMI300 stores up to 12,000 memory data points with software capabilities.
Wide-Band Clamp-On Probes accurately measure AC current.
Pearson Electronics, Inc.
Palo Alto, CA 94303
Jun 29, 2012
With ˝ in. and 1 in. apertures, Models 8585C and 8590C feature 3 dB bandwidth from approximately 1 kHz to 200 MHz. Hinged current monitors incorporate wide band frequency response in demountable configuration for use on fixed conductors. Providing 5 Arms current rating and 1.0 V/A sensitivity, both models can measure rise times as fast as 2 ns with peak currents up to 500 A.
Power Monitor Module enables channel-specific diagnosis.
Munich D-80333 Germany
Apr 17, 2012
Complimenting all 24 V power supplies, Sitop PSE200U distributes and monitors load current across several load feeders. Overloading and short circuits are displayed on separate LED for disconnected channel. Channel-specific signalling - indication of faulty 24 V load circuit - is available in selectivity modules with outputs of either 4 x 3 A or 4 x 10 A. To enable channel-specific analysis, message output is connected to controller's digital input.
Battery Monitoring IC extends battery life of handhelds.
Lexington, MA 02421
Jan 23, 2012
Supplied in 2 x 3 x 0.8 mm package, STC3105 measures battery voltage and current to increase handheld electronics' battery runtime and lifespan. IC uses open-circuit voltage and coulomb-counter methods to estimate battery capacity as well as supervise and track charge/discharge status. Drawing 60 µA typ, product also features power-saving mode and programmable alarm output. Latter can alert system when battery state of charge is below certain level without involving system MCU.
Wide-Band High Current Transformer has 30 cm OD and 15 cm ID.
Ion Physics Corp.
Fremont, NH 03044
Feb 10, 2011
Electrostatically shielded CM-01-CS11 measures narrow current pulse of several hundred kA and AC currents up to 2,000 ARMS with 3 dB bandwidth of 0.1 Hz to 100 kHz. One turn primary is internally terminated in low inductance impedance network to convert current signal to voltage signal. Offering 1 mV/A sensitivity, monitor senses magnetic field surrounding primary current carrying cable or charged particle stream. Saturation limit is 250 A, usable risetime is 4 µsec, and droop is 0.1%/ms.
USB AC Monitor and Relay replaces PC-based plug-in cards.
Sylmar, CA 91342
Feb 03, 2011
Used in test, control, monitoring, and measurement applications, model JSB375 monitors 4 AC lines and features four 15 A, SPST relays. AC monitor inputs sense AC voltage, and current state of each input can be read from USB port. SPST relays outputs provide host control between common line and normally open connection point. In addition to supporting 2 or 4 monitors and relays, product accommodates any programming or test language that supports USB communications.
Power Monitoring System cuts data center power consumption.
Nottingham NG9 6DZ United Kingdom
Sep 09, 2010
Able to be installed into live environments for uninterrupted operation, 2bm iMeter features intelliAmp sensor, which monitors current draw of racks via 16 and 32 A cables. System provides insight into energy requirements of servers, SANs, switches, and attendant supporting equipment, enabling controlled reduction of data center's PUE rating. In addition to continuous voltage and current monitoring, system offers True-RMS current metering, user-configurable alarm thresholds, and Web interface.
MaterialsTesting System characterizes electrical materials.
AMETEK Solartron Metrology
Gastonia, NC 28054
Aug 13, 2010
Designed to test electrical properties of materials ranging from insulators to superconductors, ModuLab MTS combines time domain tests and AC tests together with wide range of modules, providing high voltage, high current, resolution, and sample/reference measurements. Core of system is MAT core module, which makes use of DSP technology to provide accurate experiment control, data acquisition, data averaging, and responsive safety and step limit detection.
Automation Control System offers safe processing of analog values.
Pilz Automation Safety L.P.
Canton, MI 48187
Jun 08, 2010
With failsafe analog input modules, PSS 4000 is suitable for safe, decentralized recording of analog values. Two different modules are available for safety-related evaluation of voltage signals from -10 to +10 V or current signals from 0-25 mA. PSSuniversal PLC offers various head modules to which I/O modules can be connected individually and which are available for control functions, local preprocessing, or in form of communication interface for SafetyNET p.
High-Voltage, High-Side Current Monitors offer 40 and 60 V operation.
Westlake Village, CA 91362
Jun 07, 2010
Models ZXCT1083, ZXCT1085, and ZXCT1087 support voltage range of 2.7-40 V, while ZXCT1082, ZXCT1084, and ZXCT1086 units are rated for 2.7-60 V. Products detect current in high-side sense resistor and reference it to ground. Featuring independent supply and common-mode voltage inputs, ICs permit currents to be measured beyond limits of normal power supply rails. They operate over -40 to +125şC temperature range, with quiescent current of 0.6 μA, and offer fixed and programmable gain.
Voltage and Current Monitor targets grid-connected systems.
May 25, 2010
Housed in 4 x 4 mm QFN-16 package, Model AS8002 delivers sensed voltage and current in high-resolution digital format and is intended for grid connected systems such as solar photovoltaic inverters. Flexible front-end provides adjustable gain to accommodate various resistor values, while on-chip calibration allows compensation for external component inaccuracies and variations over temperature. Operating from 3.0-3.6 V, IC is specified for temperature range of -40 to +125°C.
Dual Voltage Phase Monitor covers 200-240, 425-525 Vac ranges.
Motor Protection Electronics, Inc.
Apopka, FL 32703
May 25, 2010
Featuring dual adjustment ranges, Model 001-DVM-118 monitors for under voltage, phase reversal, and phase imbalance. Plug-in, 8-pin unit has one SPST output relay rated 10 A @ 240 Vac and one additional NO contact between pins 6 and 7. This additional contact carries same rating and closes as well when correct voltage is supplied. With correct voltage applied, internal relays will energize and LED illuminates, allowing normal operation.
12-Pin Phase Monitor offers dual adjustment ranges.
Motor Protection Electronics, Inc.
Apopka, FL 32703
May 25, 2010
With adjustment ranges of 200-240 or 425-525 Vac, 12-pin Model 001-DVM-1212 monitors for under voltage, phase reversal, and phase imbalance. Plug-in style unit has one DPDT output relay rated 10 A at 240 Vac. With correct voltage applied, internal relay energizes and LED illuminates, allowing normal operation. Abnormal condition causes LED to blink during trip delay, and when trip delay has expired, internal relay will be de-energized. LED then provides pulses that indicate fault condition.
Quad-Voltage Supervisor conserves energy and board space.
ON Semiconductor, LLC
Phoenix, AZ 85008
Apr 26, 2010
Integrating 4 voltage level monitors in RoHS-compliant, 6-pin SOT23 package, CAT8710 is suited for simultaneously monitoring multiple voltages in microprocessor- or ASIC-based systems. There are 2 factory preset thresholds for monitoring 3.3, 3.0, 2.5, and 1.8 V supplies within ±5% and 2 that are customer-programmable using external resistors and adjustable down to 0.6 V. While product can be operated from 1.5-5.5 V supply, it only draws 3 µA.
APD Current Monitor reduces settling time for GPON modules.
Maxim Integrated Products
Sunnyvale, CA 94086
Apr 05, 2010
Supplied in 3 x 3 mm, 14-pin TDFN package with exposed pad, DS1842A is 76 V APD (avalanche photo diode), bias-output-stage, and current-monitoring IC suited for providing bias to and current monitoring for APDs in PON-OLT and PON-ONT equipment. It integrates high-voltage current source; several current mirrors for monitoring APD current; and FET switch configured to work in conjunction with external DC-DC controller to implement boost DC-DC converter.
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