| Specifications |
|
| Measurement modes |
Auto, R+Q, L+Q, C+D, C+R |
| Equivalent circuit |
Series or parallel |
| Parameters displayed |
Value, Deviation, % Deviation or Bin Number (Deviation and % Deviation are calculated relative to a stored value.) |
| Basic accuracy |
SR715: 0.2 %, SR720: 0.05 % |
| Measurement Range |
| (R+Q mode) |
| R |
0.0001 Ω to 2000 MΩ |
| Q |
0.00001 to 50 |
| (L+Q mode) |
| L |
0.0001 µH to 99999 H |
| Q |
0.00001 to 50 |
| (C+D mode) |
| C |
0.0001 pF to 99999 µF |
| D |
0.00001 to 10 |
| (C+R mode) |
| C |
0.0001 pF to 99999 µF |
| R |
0.00001 Ω to 99999 kΩ |
| Electrical |
| Test frequency |
Fixed frequencies at 100 Hz, 120 Hz,1 kHz, 10 kHz (SR715 and SR720), 100 kHz (SR720 only) |
| Frequency accuracy |
±100 ppm |
| Drive voltage |
Preset levels: 0.10, 0.25, 1.0 Vrms
Vernier: 0.1 to 1.0 Vrms with 50 mV resolution |
| Drive level accuracy |
±2 % |
| Bias voltage |
Internal: 2.0 VDC ± 2 %
External: 0 to +40 VDC, fused @ 250 mA |
| Features |
| Averaging |
2 to 10 measurements |
| Measurement rate |
Slow, Medium, Fast: 2, 10 or 20 measurements per second at test frequencies of 1 kHz and above and about 0.6, 2, 4 or 6 measurements per second at 100 Hz and 120 Hz. |
| Ranging |
Auto or Manual |
| Triggering |
Continuous, manual or remote over RS-232, GPIB or Handler interface |
| Binning |
Up to 8 pass bins, QDR and general fail bins, defined from the front panel or over the computer interfaces. Binning setup may be stored in non-volatile memory. |
| Fixture |
| Fixture |
4-wire kelvin fixture for radial leaded parts with adapters for axial leaded parts. |
| Fixture protection |
Protected up to 1 Joule of stored energy and 200 VDC (for charged capacitors). Fused at 0.25 A output current for biased measurement. |
| Calibration |
| Zeroing |
Open and short circuit compensation |
| Compensation limits |
Short: R <20 Ω, Z <50 Ω, Open: Z >10 kΩ |