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Precision Voltage References
Every VoltageStandard reference is individually calibrated using our calibrated Keysight 3458A 8.5-digit DMM and aged prior to shipment. Choose the accuracy tier that matches your measurement requirements.
.01% Accuracy
VREF-01
.01% Voltage Reference
A compact, battery-powered 10V voltage reference designed for practical calibration checks and precision electronics work. Based on the Texas Instruments REF50XX buried reference IC.
A compact, battery-powered 10V voltage reference designed for practical calibration checks and precision electronics work. Based on the LT1021 buried Zener reference.
Accuracy
.001% (10 ppm) — ten times more accurate than VREF-01
Reference output
Nominal 10.00000V precision reference output
Power
Dual 9V batteries (included) or external 24VDC supply (optional accessory)
Calibration
All References are adjusted using our calibrated Keysight 3458A 8.5 digit DMM
Aging
Minimum 2000-hour burn-in prior to final calibration
Recalibration
Free for first 2 years (user pays shipping both ways); $15 + shipping thereafter
Choose any five voltages between 0.1V and 10V at time of order. Your PentaRef is calibrated to your selections using our calibrated Keysight 3458A 8.5-digit DMM. Optional enclosure available.
Outputs
5 user-specified voltages between 0.1V and 10V
Accuracy (5V–10V)
.01% (100 ppm)
Accuracy (2V–5V)
.02% (200 ppm)
Accuracy (1V–2V)
.04% (400 ppm)
Power
Two 9V alkaline batteries (included)
Recalibration
Free for first 2 years (user pays shipping both ways); $20 + shipping thereafter
