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• On request various values and precision • Long term stability: +/- 10 ppm per year• Resistances from 0.0001? to 10? are 4 terminals• Resistances from 100? to 10M? are two electrolytic copper terminals with 2 screws, one for current and one for voltage• Included certificate of calibration of our laboratory• high-accuracy used as standard in laboratory.
• On request various values and precision• Nominal Values: 10MO..100TO• Nominal Voltage 500V• Included certificate of calibration of our laboratory
• On request various values and precision • Long term stability: ± 50 ppm per year• Resistances from 0.0001? to 0.1? are 4 terminals, two potential and two current.• Resistances from 1? to 10M? are wrapped in an ant-inductive way and are two terminals with 2 screws for potential and current• Included certificate of calibration of our laboratory• high-accuracy used as standard in laboratory.
• Used as a potential divider or for calibration (for example insulation tester)• Chemical resistances of high stability, with dissipation 1W• Precision 1% dc and ac up to 1 MHz. (on request execution at 0.1% )• Range: 0 to 500M? with terminals for the following values:• 0.5 - 1 - 2 - 3 - 4 - 5 - 10 - 20 -30 - 40 - 50 - 100 - 200 - 300 - 400 - 500 K?• 1 - 2 - 3 - 4 - 5 - 10 - 20 -30 - 40 - 50 - 100 - 200 - 300 - 400 - 500 M?• Execution in reading-desk metal case.
• Decade box with spires • studied to simulate high resistance• suitable to check the insulation testers with test voltage up to 5000V d.c.• Ranges that can be made with the 4 contact spires supplied: 10x1 M?, 10x10M?, 10x100M?, 10x1G?.• Temperature coefficient: 100 ppm °C .• Max power 2W for each element.• Applicable max voltages : 1250V with 1M?, 2500V with 2M?, 3750V with 3M? and 5000V for values higher than 3M?.
• Values from 1nF to 1µF• ON REQUEST DIFFERENT VALUES FROM THE ONES SHOWN• Nominal voltage: 500Vdc• Temperature coefficient: - (100 ± 50) x 10-6 /°C• Test voltage: 2,000Vdc• Insulation resistance: 500,000 MW• Precision ± 0.1 % at 1,000 Hz, between terminals
• Values from 1nF to 1µF• ON REQUEST DIFFERENT VALUES FROM THE ONES SHOWN• Nominal voltage : 500Vdc• Temperature coefficient: - (100 ± 50) x 10-6 /°C• Test voltage: 2,000Vdc• Insulation resistance: 500,000 MW• Precision: ± 0.5 % at 1,000 Hz, between terminals
• Values from 1mH to 1H• Inductances of precision used as standard in laboratory• SAMAR certificate of calibration is supplied with each standard inductor.• Precision: ± 0.1 % at 1,000 Hz, between terminals• ON REQUEST DIFFERENT VALUES FROM THE ONES SHOWN
• Values from 1mH to 1H• Inductances of precision used as standard in laboratory• SAMAR certificate of calibration is supplied with each standard inductor.• Precision: ± 0.5 % at 1,000 Hz, between terminals• ON REQUEST DIFFERENT VALUES FROM THE ONES SHOWN
• REFERENCES DC VOLTAGE STANDARD• certificate of calibration of our laboratory• DC voltage reference standard providing standard cell accuracy for use in measuring laboratories.• Nominal e.m.f.: 1.01865 calibration 5°/ 6° decimal digits • Precision: ± 50 µV / ± 25 µV • max output current: 1 mA continuative • stability: < 10 ppm/month with working temperature 15 - 25 °C and relative• humidity 45-85%
• DECADES BOXES OF RESISTANCE with switch precision 0.05% at terminals• Calibration precision: ± 0.02 %• Thanks to an opportune seasoning process the long term stability is ensured: 10 ppm in the first year and max 20 ppm in three years.• Switches have a resistance of contact lower than 0.001 W invariable in the time.• certificate of calibration of our laboratory
• DECADES BOXES OF RESISTANCE with switch precision 0.1% at terminals• Calibration precision: ± 0.02 %• The precision shown refers to the terminals and therefore is total resistance included the resistance of zero• Resistors are in manganine wire (temperature coefficient ± 10 ppm/°C) wrapped in ant-inductive way. • Thanks to an opportune seasoning process the long term stability is ensured: : 10 ppm in the first year and max. 20 ppm in three years
• Power: 0.5 W permanent• Resistances: 0.1W and 1 W to coil, from 10W to 1 MW metal film to 50ppm• Security rule terminals• Plastic box, panel of aluminium with serigraphy• Double insulation• Work frequency: 0 – 500 KHz• Precision: 0.5 %
• certificate of calibration of our laboratory• DECADES BOXES OF CAPACITY with switch precision 2% at terminals• Polypropylene capacitor• Tangd : 0.003 to 1KHz• Precision: to 1.000Hz at terminals ±2%• Working voltage: 400Vdc max; 100V switching
• certificate of calibration of our laboratory• DECADES BOXES OF INDUCTANCE with switch• Copper coils wrapped in air Precision to1.000Hz at terminals ±1%• ON REQUEST BOXES AT VARIOUS SECTIONS AND TO 1 OR 2 DECADES
• DC / AC BRIDGES• THOMSON - WHEATSTONE BRIDGE• MAXWELL - DE SAUTY BRIDGE 50Hz• SCHERING BRIDGE