Current Sources
See Also: Programmable Current Sources, Battery, Voltage Current Sources
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Product
Precision Voltage and Current Sources
VI-700
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The VI-700 Voltage and Current Source is a versatile precision dialable or remotely programmable voltage and current source. Its three ranges provide up to 20 V full scale (200 V with the HV option), and down to 100 mV resolution; and 20 mA full scale down to 0.1mA resolution. Both voltage and current outputs are available simultaneously. The output is set by a range selector and thumbwheel switches in the LOCAL mode, or by a digital input at the rear panel. The REMOTE mode control can be a RS232 or IEEE-488 interface.
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Product
AC and DC Current Sources
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Programmable AC and DC current sources that provide precise, low noise, stable currents for a number of applications.
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Product
SpikeSafe DC Current Sources
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The Vektrex SpikeSafe DC Current Sources provide reliable drive for LED/laser diode reliability, IESNA LM-80 test, and other current-driven test applications. Models support currents from 500mA to 60A and compliance voltages from 50V to 400V. All models feature individual channel control, precise current, and high power density — typically 6.4kW-8kW.
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Product
Current Sources
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Innovar Current Sources are the standard in the circuit breaker industry. Our Current Sources supply regulated current from 1 amp to 100,000 amps with incredible accuracy, along with providing a full set of features that is unmatched by any other Current Source in the market.
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Precision Current Sources
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HighFinesse Precision Current Sources have been developed for experiments and quantum technologies in the areas of cold-atom and solid state physics. The linearly regulated BCS (Bipolar Current Source) and UCS (Unipolar Current Source) series deliver highly stable, low noise source currents for high precision magnetic field control. The current output is floating or is on a used defined potential. Ultrafast response to control signals and trigger functions, clear grounding, connection and signal isolation schemes make the integration of the current sources into complex experimental systems easy.
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Product
Precision Pulsed Current Sources
SpikeSafe Performance Series
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SpikeSafe™ Performance Series Current Sources supply DC and precision continuous or single pulse current for light measurement and other applications. With sustained output power and no duty cycle limitations, Performance Series Current Sources support a broad range of applications.
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Product
Hall Effect Measurement system
HMS-3000
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Hall Effect Measurement System is very useful for measuring Carrier Concentration, Mobility, Resistivity and Hall Coefficient that should be pre-checked in order to grasp the electrical specifications of semiconductor device. Therefore, it is essentially required system to understand the electrical characteristics of semiconductor device.Ecopia’s HMS series consist of constant current source , terminal conversion system by Van der Pauw technique, low temperature(77K) test system and magnetic flux density input system. So, it is well-established system that has all the things needed to Hall Effect Measurement System.
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Product
Capacitor for DC Filtering
FIL1
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Lifasa - International Capacitors, SA
FIL condensers are specially designed for use in direct current sources and their functions are to filter the alternating output ripple and protect the line from instantaneous peaks and surges of tension.
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Product
4 Thermocouples/RTD Ch
APCI-3200-4
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18-bit resolution, 16-bit accuracyEach channel can be configured either for thermocouples/RTD or as an analog voltage input channel4 analog input channels for thermocouple typesJ, K, T, E, R, S, B, N - or 2 diff. analog input channels for the acquisition of resistance temperature detectors (Pt100)- or 16 SE/8 differential analog voltage input channels, ± 2.5 V8 independent current sources for resistance temperature detectors (RTD) and one current source for cold junction compensationCold junction compensation (on separate screw terminal board PX 3200)Gain and offset calibrationLinearisation through table and calculation for the thermocouple types J, K, T, E, R, S, B, N and RTDsProgrammable gain16-bit accuracy with sample rates of 20, 40, 80 or 160 Hz (other rates on request)4 digital input channels, 24 V and 3 digital output channels, open collector, isolated
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Product
PXI Digital to Analog Converters
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Keysight's PXI digital to analog converters and V/I sources are capable of supplying high and low voltages levels as well as source currents on one or multiple channels.
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Product
Three Phase Power Sources
PS3
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The PS3 three phase power source was designed to provide a stable alternating current and voltage source for three phase electricity meter test equipment.
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Product
MCB Magnetic (Instantaneous) Trip Test Bench
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The test bench is specially built for low voltage- B, C & D curve MCBs. Specially designed custom built jigs are able to accommodate single, double, three and four pole MCBs. Decades of experience has helped us to design current source (transformer) in a special way such that good current regulation and high accuracy is ensured with a variable range without the use of any variable transformer in the system. The product is better than the competition with conventional technology at a lesser price!
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Product
Three Phase Portable Energy Meter Test Instrument Type KP-P3003-C
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Bofa Instrument & Equipment Co., Ltd
Three-phase portable energy meter test instrument type KP-P3003-C with current and voltage source is an ideal device to test all kind three-phase energy meters accuracy below 0.2. The equipment can generate 3-phase voltage, 3-phase current and any power factor signal, the standard meter inside the equipment is class 0.05. The equipment is box structure, light, and easy to carry, it is very convenience to test meters on site, moreover the equipment can be used for testing meter in meter manufacture and as testing equipment in R&D institute.
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Product
RCD/LOOP/PAT Testers
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Kyoritsu Electrical Instruments Works, Ltd.
Custom microprocessor controlled for highest accuracy and reliability. 3 LEDs for checking correct wiring status. 0 and 180 degree phase angle switch permits quick tests and consistent readings. Digital read-out of tripping time. Constant current source circuitry ensures that a fluctuating mains voltage does not affect the accuracy of readings. Large custom digital display readout. Visual indication of reversed phase and neutral wiring at socket. Designed to IP54 Rating. Complies with IEC 61557 Test of a large kind of RCD''''s: Standard, Selective, AC and A (DC sensitive breakers)
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Product
Solar Array Simulator Auto-Ranging Module 0-160V, 0-10A, 1kW
MP4361A
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The Keysight MP4361A is a 1000 W solar array simulator DC power module that simulates the output characteristics of a solar array. The MP4361A is primarily a current source with very low output capacitance. It offers fast I-V curve changes allowing you to accurately simulate the output of different solar arrays under various environmental conditions (ex. temperature, age, eclipse, spin, etc.).
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Product
DC Bias Current Power Supply
TH1775
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Shenzhen Chuangxin Instruments Co., Ltd.
TH1775 is a DC Bias Current Source (or DC Magnetization Current Source) used for inductance measurement of inductors and transformer windings with DC bias current. Except for constant current output, low additional error and wide frequency response range are important for bias current inductance measurement. High frequency LCR meter could be used, when the frequency response range is wide enough. MPU controlled auto current balance technology is adopted to realize AC+DC current overlap and constant current output from 0 to ±20A. Two TH1775 can be paralleled to supply a maximum current up to 40A.TH1775 permits high frequency measurement up to 1 MHz and can be directly controlled by TH2816A, TH2817A, TH2818 and TH2819. TH1773/TH1775 with its low additional error, wide frequency response range and sweep output function is widely used in DC biased inductance measurement. TH1775 also provides a perfect solution for magnetic material analysis.
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Product
Power Supplies
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Toellner Electronic Instrumente GmbH
A power supply is an electrical device that supplies electric power to an electrical load. The main purpose of a power supply is to convert electric current from a source to the correct voltage, current, and frequency to power the load.
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Product
16CH Battery Cell Simulator
Chroma 87001
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Chroma Systems Solutions, Inc.
Chroma 87001 Battery Cell Simulator is a high precision, programmable, and bidirectional DC power source with both voltage source and current source functions. In addition, the model can be used as a multi-channel DC power supply or an electronic load as well. A single simulator has 16 channels and each of them can set voltage and current respectively via Chroma software.
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Earth Contact Resistance Tester
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SCR ELEKTRONIKS have developed an equipment namely Earth Contact Resistance Tester to test the appliance. To ensure the safety of operator it is essential that the Earth path (connection) should offer minimum impedance to by pass short circuit Current to Earth. This is ensured by measuring Resistance of the Earth path by passing heavy Current say 25 A. The Earth Contact Resistance Tester essentially comprises of a Variable Current source with digital Ammeter to measure the Current supplied. The Voltage drop across the Earth path is measured with a digital Voltmeter. Optionally for a particular Current (25 A) the meter can be calibrated in terms of Resistance. A timer is provided to switch off the Current after the Set Time.
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Product
Gaussmeter
DX-103
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DX-103 Gaussmeter is a desktop gaussmeter.Which is based on he latest progress of the the Hall Effect magnetic field measuring instrument.Adapt the high stability constant current source circuit technology to design and manufacture. Test probes adapt imported GaAs linear Hall-chip, the difference between probes is small, which can be replaced directly when it is damaged, and is an ideal AC & DC magnetic field test instrument.
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Calibrator, Calibrated, Current, 185 mm, 78 mm, 38 mm, ± (0.25% FS +1 digit), ± (0.5%FS + 1 digit)
72-6694 CAL
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The 72-6694 CAL from Tenma is a current calibrator. It provides quality and accuracy of handheld calibrator of precision current source. It features large LCD display (maximum display counts 1999, 13mm (0.5") digit size). The current calibrator has 006P DC 9V, MN1604/PP3 battery or equivalent alkaline type or heavy duty type power supply. The dimension is 185mm × 78mm × 38mm (7.3" × 3" × 1.5") and weight is 265g/0.58lb (including battery). It has adjustable 0 to 24mA current source, 2 ranges (0 to 19.99mA (0.01mA display resolution, ±(0.25% FS + 1d) accuracy), 0 to 24mA (0.1mA display resolution, ±(0.5% FS + 1d) accuracy).
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Product
1000 Amp AC/DC Inductive Amp Clamp
6043
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• A great tool for accurate measurement of current sources up to 1000 amps• Use with most digital multi-meters• 1mV/Amp output guarantees easy reading on your meter• Ideal for checking starter draw, alternator output or parasitic battery drain testing• Design allows accurate current readings without breaking the circuit• Low battery indication – auto power-off• Switch settings OFF/200A/1000A• Large jaw opening, 2.2″ and large jaw space, 2.2″ x 2.75″• Imported
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Mobile Communications DC Sources (45 W, 100 W):
663xx Series
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Use this family of specialized DC power sources to test your digital wireless appliances. All models offer DC sourcing, current sinking, fast transient response, GPIB, and measurement capabilities to help you with the unique challenges of simulating batteries and battery packs and measuring the current drawn by your device under test.
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Product
DPS & PMU
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Analog Devices parametric measurement units (PMU) and device power supply (DPS) products provide a flexible range of voltage and current source/measurement capability to meet a wide range of cost-sensitive test application needs. The DPS will source currents to 1.2A and multiple devices can be ganged for even higher power applications.
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DC Constant Current Source
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SCR ELEKTRONIKS have developed equipment namely“DC CONSTANT CURRENT SOURCE”. The system comprises of Constant Current Sources having ranges: 900A continues & 3000A short time at 8V maximum.
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Product
Three-phase Fully Automatic Test System
TS33
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Calmet Smart Calibration Devices
The Calmet TS33 portable test system consists of a three-phase reference meter of accuracy class 0.02%, 0.04% or 0.1% and an integrated three-phase current and voltage source up to 3x120A/600V. The TS33 is designed for analysis of complete metering installations and local mains conditions.
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Product
Power Supply POWERLAB 305D
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high precision current sources with variable voltage and current over the entire range . They can operate in different modes of stabilization voltage or current switched automatically with adjustable limit value of the load current at any point in the range.
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Universal relay test set and commissioning tool
CMC 356
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The CMC 356 is the universal solution for testing all generations and types of protection relays. Its powerful six current sources (three-phase mode: up to 64 A / 860 VA per channel) with a great dynamic range, make the unit capable of testing even high-burden electromechanical relays with very high power demands.
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AC Power Sources
CS Series
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AMETEK Programmable Power, Inc.
The CS Series represents an advanced AC current source that addresses increasing demands on manufacturers to test products using real-world current profiles. By combining true current transconductance amplifiers with an advanced digital controller and harmonic power analyzer, CS Series current sources are capable of performing tests that would traditionally have been difficult to accomplish.
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Product
Three-Phase Relay Protection Tester
GDJB-PC
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Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd
1.GDJB-PC Universal Secondary Injection Relay Test Set is applied to test the relay unit in relay protection system. 2.At the same time GDJB-PC Universal Secondary Injection Relay Test Set could be considered as a universal three phase AC/DC voltage source or current source. 3.It can work alone or connected to computer, inside the relay controller there are new speed digital signal mini PC and real DAC (Digital-to-Analog Converter) template with new high fidelity and high power, the machine has large panel screen and rotating mouse. It is small in volume, high precision.
