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?.
In this way are selectable all values of resistance included between 1M? and 11.11G? with steps of 1 M? . Accuracy: ±1%.
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?.
In a case with removable cover.

Alte produse SAMAR

Brand: Samar

REZISTENTA ETALON STANDARD DE PRECIZIE UTILIZARE IN AER SAMAR RC-E 50

• 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.

Brand: Samar

PUNTE DE MASURA WHEATSTONE THOMSON MAXWELL DE SAUTY SCHERING

• DC / AC BRIDGES
• THOMSON - WHEATSTONE BRIDGE
• MAXWELL - DE SAUTY BRIDGE 50Hz
• SCHERING BRIDGE

Brand: Samar

REZISTOR ETALON STANDARD REZISTENTE MARI SI INALTA TENSIUNE SAMAR RC80/M

• On request various values and precision
• Nominal Values: 10MO..100TO
• Nominal Voltage 500V
• Included certificate of calibration of our laboratory

Brand: Samar

DECADA CAPACITATI DE PRECIZIE SAMAR CC-B

• 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

Brand: Samar

DECADA REZISTENTE DE PRECIZIE SAMAR CR-E

• 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

Brand: Samar

CASETA REZISTENTE IN TREPTE DIVIZOR DE TENSIUNE SI POTENTIAL SAMAR CRC/1

• 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.

Brand: Samar

DECADA INDUCTANTE DE PRECIZIE SAMAR CI

• 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

Brand: Samar

REFERINTA STANDARD DE TENSIUNE FIXA DE PRECIZIE PENTRU CALIBRARE SAMAR SC51/SC52

• 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%

Brand: Samar

REZISTOR DE PRECIZIE IN DECADE SAMAR CR-B

• 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 %

Brand: Samar

BOXA DECADICA REZISTENTA DE PRECIZIE SAMAR CR

• 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