| General Specifications |
| Parameter |
Specification |
| SOURCE unit response time |
Approximately 1 second (time between start of voltage change and when voltage enters accuracy range) |
| SOURCE unit voltage limiter |
Approximately 32 V |
| SOURCE unit current limiter |
Approximately 25 mA |
| Divided output (n/m) function |
Output = setting × (n/m) n= 0 to m; m = 1 to 19; n = m |
| Auto-step output function |
n value sent automatically when n/m function is selected (two options: approximately 2.5 seconds/step or approximately 5 seconds/step) |
| Sweep function |
Sweep time (two options: approximately 16 seconds or approximately 32 seconds) |
| Memory function |
50 sets of data (generated and measured values are stored as value sets with the same address (up to 50 sets of data can be stored)) |
| MEASURE unit maximum input |
Voltage terminal: 300V DC/AC
Current terminal: 120 mA DC |
| Current terminal input protection |
Fuses: 125 mA/250 V |
| MEASURE unit ground voltage |
Maximum 300 V AC |
| Measurement display updating rate |
Approximately once per second |
| Serial interface |
Enables when communication cable (RS-232) is connected; sold separately as optional accessory (CA71 only) |
| Display |
Segment LCD (approximately 76 mm × 48 mm) |
| Backlight |
LED backlight; auto-off after one minute (from when LIGHT key is turned on) |
| Power supply |
Four AA-size (LR6) alkaline batteries, or special AC adapter (sold separately) |
| Battery life |
Measurement off, output 5 V DC/10 kΩ or greater: Approximately 40 hours
Simultaneous signal generation/measurement, output 5 V DC/10 kΩ or greater:
Approximately 20 hours
Simultaneous signal generation/measurement, output 20 mA/5 V: Approximately 12 hours (using alkaline batteries, with backlight off) |
| Consumed power |
Approximately 7 VA (using 100 V AC adapter) |
| Applicable standards |
Standard safety |
EC61010-1, EN61010-2-031 |
| EMC |
Emission |
EN61236-1 Class B, EN61000-3-2, EN61000-3-3
EN55011: Group1, Class |
| Immunity |
EN61326 Annex B |
| Insulation resistance |
Across input terminal and output terminal, 500V DC, 50 MΩ or greater |
| Withstand voltage |
Across input terminal and output terminal, 3.7 kV AC, for one minute |
| Operating temperature and humidity ranges |
0 to 50°C, 20 to 80% RH (no condensation) |
| Storage temperature and humidity ranges |
-20 to 50 °C, 90% RH or less (no condensation) |
| External dimensions (WHD) |
Approximately 190 × 120 × 55 mm |
| Weight |
Approximately 730 g (including batteries) |