Model: AX-3121A . High Speed, high accuracy 120kHz .Digital Capacitance Checker
Best suited for electrolytic condenser, taping machine of tantalum condenser, and separators
● Fast measurement：10msec.
● Measuring range：0.1μF～99.9mF
● Measurement frequency：120Hz (Sinusoidal waveform)
● 5-terminal measurement method
● Comparison result by built-in comparator is opne-collector output and displayed as －NG,GO,＋NG by LED and buzzer.
● External DC bias possible. [max.25V]
Specifications
Measuring range and Accuracy (at23℃±5℃) D<1 Series equivalent circuit
| Test Current | Measuring range | Accuracy | Measuring voltage | Display |
|---|---|---|---|---|
| 1μF | 100nF～999nF | within ±0.25％±1digit | less than 100mV | ±49.9％ |
| 10μF | 1μF～9.99μF | |||
| 100μF | 10μF～99.9μF | |||
| 1mF | 100μF～999μF | |||
| 10mF | 1mF～9.99mF | |||
| 100mF | 10mF～99.9mF | within ± (0.3＋Cs/100) ％ ± (1＋5D) digit |
| Measuring method | 5-terminal configuration with guard terminal |
|---|---|
| Measuring frequency | within 120Hz±0.1％, Sinusoidal waveform |
| Temperature characteristic | within ±100ppm/℃ |
| Measuring time | [Remote start mode] 10msec. |
| [Free running mode] 50 times per second | |
| Comparator set range | upper limit：＋00.0％～＋49.9％ |
| lower limit：－00.0％～－49.9％ | |
| Indication of comparator’s comparison result | LED indication -NG/GO/+NG and buzzer |
| External bias | 0～＋25V DC |
| Operation condition | [Temp.] 5℃～＋40℃ [Humidity] less than 85％ |
| Power supply | AC100V/117V/220V/240V selectable, 50/60Hz, about 20VA |
| Outer dimension | 333 (W) ×85 (H) ×245 (D) mm (excluding protruding parts such as rubber legs, etc.) |
| Weight | about 3.0kg |