Descriere
STANDARD RESISTORS
On request various values and precision described below and boxes containing several values at your choice
Included certificate of calibration of our laboratory
Fixed value standard resistances
high-accuracy used as standard in laboratory.
SAMAR certificate of calibration is supplied with each standard resistor.
The standard production includes sample resistances multiple of 10.
-
Long term stability: +/- 10 ppm per year
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Resistances from 0.0001? to 10? are 4 terminals
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Resistances from 100? to 10M? are two electrolytic copper terminals with 2 screws, one for current and one for voltage
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The potential terminals are screwed with plug connection.
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Current terminals are of electrolytic copper widely sizeable.
|
Type |
Nominal Value
O |
Max Current in Air, A |
Max Current in Oil, A |
Power dissipation in Air, W |
Precision %
t= 20 ± 0,5 °C |
Max deviation from nominal value
t= 20 ± 0,5 °C |
|
RC80/1 |
0,0001 |
300 |
600 |
9 |
± 0,01 |
± 0,05 |
|
RC80/2 |
0,001 |
75 |
200 |
5,6 |
± 0,01 |
± 0,02 |
|
RC80/3 |
0,01 |
30 |
70 |
9 |
± 0,005 |
± 0,01 |
|
RC80/4 |
0,1 |
5 |
15 |
2,5 |
± 0,002 |
± 0,005 |
|
RC80/5 |
1 |
1,5 |
4 |
2,25 |
±0,002 |
± 0,005 |
|
RC80/6 |
10 |
0,5 |
2,5 |
2,5 |
± 0,002 |
± 0,005 |
|
RC80/7 |
100 |
0,2 |
0,5 |
4 |
± 0,002 |
± 0,005 |
|
RC80/8 |
1.000 |
0,07 |
0,15 |
5 |
± 0,002 |
± 0,005 |
|
RC80/9 |
10.000 |
0,015 |
0,03 |
2,25 |
± 0,002 |
± 0,005 |
|
RC80/10 |
100.000 |
0,005 |
0,01 |
2,5 |
± 0,005 |
± 0,01 |
|
RC80/11 |
1.000.000 |
0,0005 |
0,01 |
0,25 |
± 0,005 |
± 0,02 |
|
Alte produse 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
|
CAPACITOR STANDARD DE VALOARE FIXA SAMAR CC-E50
• 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
|
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
|
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.
|
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%
|
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 %
|
INDUCTOR STANDARD PENTRU LABORATOARE CALIBRARE SAMAR IC-E50
• 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
|
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