- 4 resistance standards 100 MΩ to 100 GΩ
- 1 nF and 100 nF capacitors for charge calibration
- Accuracy: 1%
- Accredited calibration certificate
- Excellent replacement for Keithley 5156
- For use with the Keithley 6517 and other electrometers
- Custom resistance values are available upon request
High-performance, electrometer calibration standard for use with the Keithley 6517 and other electrometers. The SCR-5156-IET contains 4 resistors and 2 capacitors, with appropriate uncertainties, as recommended in the Keithley 6517 Service Manual for current and coulombs verification. Below is the equipment required for verification from the Keithley 6517B Manual. Equipment needed for verification
- Fluke 5700A calibrator with user documentation
- Keithley Model 2002 Digital Multimeter
- Thermocouple calibrator Precision resistors with a value known to the listed uncertainty:
- 100 GΩ, 850 ppm
- 10 GΩ, 550 ppm
- 1 GΩ, 550 ppm
- 100 MΩ, 250 ppm Uncalibrated precision resistors:
- 10 MΩ
- 1 MΩ
- 10 KΩ
- 1 KΩ
- 10 Ω
- 1 Ω Precision capacitors with a value known to the listed uncertainty:
- 1 nF, 1000 ppm
- 100 nF, 1000 ppm
- Triaxial shielding cap
BASIC SPECIFICATIONS
(See datasheet for full specifications)
Calibrated Values: 23°C; traceable to SI with measurement uncertainties, capacitance is calibrated at 1 kHz, 15 Vac
Maximum Input Voltage: 500 Vpk
Nominal Value | Initial adjustment to nominal | Stability 1 year (ppm) | Tempco (ppm/°C) | Voltage Coefficient (ppm/V) | Material Type |
| 100 MΩ | 1% | 100 | 35 | 1 | Thick-film |
| 1 GΩ | 100 | 35 | 1 | ||
| 10 GΩ | 500 | 50 | 2 | ||
| 100 GΩ | 5 | ||||
| 1 nF | 5 | Polystyrene | |||
| 100 nF | 5 | MPP |
Terminals:6 bnc connectors for standard values One triaxial output which is common for all 6 standards One five-way binding post for guard with shorting link for connection to ground, and one ground post electrically connected to case
Temperature: Operating 23°C ± 3°C
Humidity: 30 to 60 % RH non-condensing
Dimensions: 20 cm W x 11 cm H x 5.7 cm D (7.55" W x 4.38" H x 2.24" D)
Weight: 2.4 kg (3.5 lbs), nominal
