References & Standards
PRECISION REFERENCES AND STANDARDS
– AC/DC differences from 1ppm
– Shunt values for measurements between 1mA to 100A
– From DC to 30kHz
– Low inductance & capacitance flat frequency response
– Simplifies precision calibration of calibrators and current sources
– Can be used with a precision multimeter or an AC measurement standard
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8700 FREQUENCY SOURCE/MEASUREMENT GPS STANDARD
FREQUENCY SOURCE/MEASUREMENT
– Frequency source to 1Ghz with dedicated 10MHz direct GPS output
– Measurement to 1GHz
– Integrated GPS reference for the ultimate in accuracy
– A-B Phase output for verification of phase measurement functions of counter-timers
– High Resolution, Colour 7
– Integrated GPS Data Logging for Traceability
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3000HR PRECISION RESISTANCE STANDARD
PRECISION REFERENCES AND STANDARDS
– Electrometer currents to 10nA
= Resistance from 1 Mohm to 100 Gohm
– Traceable to 1 GOhm standard
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3000RS PRECISION RESISTANCE STANDARD
PRECISION REFERENCES AND STANDARDS
– Decade resistances from 1 Ohm to 10MOhm
– Temperature co-efficients as low as 0.1ppm/°C
– Annual stabilities of better than 5ppm
– Precision decade resistance reference
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3000ZR PRECISION ZENER REFERENCE
PRECISION REFERENCES & STANDARDS
– 4 Banks of 10V and 1.018V outputs
– Stability of better than 2ppm/year
– Internal battery backup for tran
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3000AC VOLTAGE REFERENCE
PRECISION REFERENCES AND STANDARDS
– Calculable AC voltage reference source
– Accuracy in the order of 10ppm
– Traceable to any DC voltage multimeter with suitable accuracies
– AC voltage with frequency to 1kHz
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3000CS PRECISION CURRENT SHUNT
PRECISION REFERENCES & STANDARDS
– Precision current shunt array
– Values 10mA through to 10A
– 1 year stability of up to 5ppm
– 4-Wire PT100 Output
– Temperature coefficients of less than 0.6ppm/°C
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2090 PROGRAMMABLE DECADE RESISTANCE BOX
PRECISION REFERENCES AND STANDARDS
– 0 – 100 kOhm
– 0.1% Accuracy (0.01% Accuracy option)
– RS232 Interface
– 1 Watt power rating
– Front panel display & controls
– Virtual Front Panel software for PC
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