VRS High Resistance Decade Box.
VRS Series High Resistance Decade Standard.
VRS Series High Resistance Decade Box is an economical set of precision high resistance standards
designed for testing megohmmeters or other instruments; 9 or 10 values up to 10 Tera ohm with special
Kel-F isolation.
High Resistance Decade.
| Model | Description |
|---|---|
| VRS | VRS-100-9-1K-BP 9 Values, 1 k to 100 G
Decade, binding posts |
| VRS | VRS-100-10-1K-BP 10 Values, 1 k to 1 T Substituter, binding posts |
| VRS | VRS-100-9-1K-ROT 9 Values, 1 k to 100 G
Decade, rotary switch |
| VRS | VRS-100-10-1K-ROT 10 Values, 1 k to 1 T
Decade, rotary switch |
Set of nine resistors - 1 kΩ, 10 kΩ, 100 kΩ, 1 MΩ, 10 MΩ, 100 MΩ, 1 GΩ, 10 GΩ, 100 GΩ,
(1 TΩ and 10 TΩ optional), open circuit
Nonstandard value sets up to 10 TΩ
High Accuracy - up to 20 ppm
Maximum voltage: up to 5000 kV (higher voltages are available)
Excellent TC - up to 5 ppm/°C
Excellent stability - up to 10 ppm/year
VRS Series High Resistance Decade Specification.
| Nominal value |
Max
Voltage V |
Accuracy | Temperature
coefficient (ppm/°C) |
Voltage
coefficient
(ppm/V) |
Accuracy for
full voltage |
1 k 10 k 100 k 1 M 10 M 100 M 1 G 10 G 100 G 1 T Open |
50 150 500 1250 5000 5000 5000 5000 5000 5000 5000 |
20 ppm 20 ppm 20 ppm 20 ppm 50 ppm 100 ppm 0.5% 0.5% 1% 1.5% - |
3 3 3 5 50 50 50 50 200 300 - |
- - - - 0.2 1.2 1.2 2 5 5 - |
same same same same 120 ppm 0.7% 0.7% 1% 3% 5% - |