Açıklama
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SR715 & SR720 Specifications |
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| 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 |
| General | |
| Store and recall | Store/recall up to nine complete instrument setups. |
| RS-232 | Standard interface. All instrument functions can be controlled or read over the interface. |
| GPIB and Handler (SR720) | IEEE-488.2 and Handler interface. Handler interface uses a DB25 connector, positive logic for binning and control. |
| Operating temperature | 0 °C to 35 °C |
| Relative humidity | <85 % |
| Power | 20 W, 100/120/220/240 VAC, 50 or 60 Hz |
| Dimensions | 13.5″ × 4″ × 14″ (WHL) |
| Weight | 10 lbs. |
| Warranty | One year parts and labor on defects in materials and workmanship |