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Electric Current Measurement 
 
GMW offers a wide range of non-intercepting or isolated current and charge measurement sensors, transducers and instruments, with current ranges from 1mA to 24kA and frequency response from dc to 2GHz.

Magnetic Sensors
Particle Beam Diagnostics
Special Sale Offers
Discontinued Products
 
 
 
Specifications
Application Product Range Resolution Bandwidth
DC/AC Current Transducers For Low Current
Current Transducer DC/AC. High sensitivity and accuracy for low current. Differential and net current measurements of multiple conductors. Large internal diameter enables high voltage isolation. Bergoz IPCT
IPCT
± 1mA to
± 5A
10µA DC - 4.2kHz
Ametes Low Current Sensor Module. Uses CSA-1V. Analog output signal. Three standard ranges Configurable for unipolar or bipolar current. High voltage isolation >4kV.
CS
±0.25A
±2.5A
±10A
±0.1mA
±1mA
±4mA
DC to 100Hz
DC to 1kHz
DC to 4kHz
Asahi Current Sensor. Current sensor using highly sensitive magnetic sensor. Hall effect IC with a hall sensor and amplifier integrated into one package
CQ Series
±25A
±55A
±100mA
±200mA
DC to 100Hz
DC to 100Hz
DC/AC Current Transducers For High Current - Single Channel
   Product Range Output Bandwidth
Sentron CSA-1V Hall-Effect High Sensitivity Sensor IC, single-axis, analog, small size and low power. CMOS, SOIC-8 package. Magnetic non-contact current measurement. Fringe field measurement. Low field sensing.
CSA-1V

1-axis
±8mT
For current approx
± 0.25A to
± 600A
± 280mV/mT DC - 100kHz
Ametes Bus Bar Module Current Sensor Isolated current measurement. Uses two CSA-1V mounting one on each side of Current Bus Bar. High Level ±4V linear signal output.
BBM-01
±8mT
For current approx
± 150A to
± 600A
± 560mV/mT DC - AC
Depends on BBM geometry
Current Transducer DC/AC. PCB mounting high precision Current Transducer. Feed back element in high performance shim amplifiers and micro positioning amplifiers.
868-20I
±12.5A ± 50mA DC - 100kHz
Current Transducer DC/AC. Current feed-back sensor in precision current regulated power supplies, MRI gradient amplifiers. Transducer for 866R multi-channel current measurement systems. Danfysik 867
867
± 60A
± 200A
± 400A
± 700A
± 1000A
± 100mA
± 200mA
± 200mA
± 400mA
± 1000mA
DC - 150kHz
DC - 150kHz
DC - 100kHz
DC - 100kHz
DC - 150kHz
Current Transducer DC/AC. Current feed-back sensor in precision current regulated power supplies, MRI gradient amplifiers. Transducer for 866R multi-channel current measurement systems. Danfysik 866
866
± 150A
± 600A
± 200mA
± 400mA
DC - 100kHz
Current Transducer DC/AC. Eurocard Electronic Modules and separate Transducer Heads. Danfysik 864
864I
± 2kA
± 5kA
± 1A
± 2A
DC - 50kHz
Current Measurement System DC/AC. Current or Voltage output. Consisting of a rack mounted Control and a separate current transducer Head. Power supply development, production testing, or power measurement as a secondary current standard. Range programming for Model 860.
862 ± 7.5kA
± 10kA
± 16kA
± 20kA
± 24kA
± 10V DC - 30kHz
Current Measurement System DC/AC. Current or Voltage output. Consisting of a rack mounted Control and a separate current transducer Head. Power supply development, production testing, or power measurement as a secondary current standard. Range programming 40A to 5kA. Danfysik Saturn
STH-600
± 40A to
± 600A
± 1A or
± 10V
DC - 300kHz
STH-2000 ± 125A to ± 2kA ± 1A or
± 10V
DC - 50kHz
STH-2000IHF ± 2kA ± 2A or
± 10V
DC - 300kHz
STH-5000 ± 2500A to ± 5kA ± 2A or
± 10V
DC - 50kHz
DC/AC Current Transducers For High Current - Multi-channel Systems
  Product Range Output Transducer
Multichannel Current Measurement System, DC/AC. 866R is a 19" rack Control which provides power for up to six 866 and or 867 Current Transducers. Current output and voltage monitor (± 1V) for each channel. Multi-phase power efficiency or MRI gradient amplifier measurements. Danfysik 866R
866R
± 150A
± 200A
± 400A
± 600A
± 700A
± 200mA
± 200mA
± 200mA
± 400mA
± 400mA
866-150
867-200IHF
867-400I
866-600
866-700I & 700PI
AC Current Transformers for broad frequency response
   Product Max Peak Droop Rise Time
Current Transformer, AC/Pulse. Measurement range from microA to 20kA, at frequencies ranging from 0.5Hz to 500MHz.

Bergoz CT
CT
200A
400A
1kA
2kA
4kA
10kA
20kA
4 %/ms
0.75 %/ms
0.13 %/ms
0.03 %/ms
0.01 %/ms
0.001 %/ms
0.0003 %/ms
0.875 ns
0.7ns
0.7 ns
1.75 ns
3.5 ns
7 ns
17.5 ns
Current Transformer AC/Pulse. Very high frequency for rf or pulse currents. High sensitivity to 5V/A.

Bergoz FCT
FCT
Up to 2kA <0.05%/µs to
<20%/µs
200ps to 1000ps
FCT also available in conflat flanges for direct mounting on a vacuum beam pipe. In-flange FCT

 This page was last updated on 18 September, 2008
 
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