Description
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
-
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
-
The potential terminals are screwed with plug connection.
-
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 |
|
More products SAMAR
STANDARD CAPACITOR WITH FIXED VALUE FOR CALIBRATING 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
|
RESISTIVE PRECISION DECADE BOXE 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
|
RESISTANCE DECADE BOX 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 %
|
INDUCTANCE PRECISION DECADE BOXE 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
|
PRECISION RESISTANCE STANDARD FOR METROLOGY CALIBRATION LABORATORY SAMAR RC80
• 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.
|
RESISTANCE BOX IN STEPS VOLTAGE POTENTIAL DIVIDER 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.
|
PRECISION RESISTANCE STANDARD FOR USE IN AIR 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.
|
|
Datasheet
PDF, 1.04 Mb
