Model: AX-3122N. High Speed Type, 120Hz Digital Capacitance Checker
ltra-high-speed type with a built-in BCD parallel output
● Measuring range：100nF～9.99mF/－79.9％～＋99.9％
● 4-terminal measurement
● A/D conversion method integrating ultra-high-speed
● Measuring value is displayed in percentage against the reference capacitance value set digitally and comparison result by built-in comparator is displayed as -NG, GO, +NG by LED and buzzer.
● BCD parallel out available
● External bias can be applied (max.DC25V)
Specifications
Measuring range and Accuracy (at23℃±5℃) D＜0.5 series equivalent circuit
| Range | Measuring range | Measuring voltage | Accuracy |
|---|---|---|---|
| 1 | 100nF～999nF | less than 100mV (r.m.s.) |
within ±0.25％± (1＋10D) digit |
| 2 | 1μF～9.99μF | ||
| 3 | 10μF～99.9μF | ||
| 4 | 100μF～999μF | within ±0.3％± (2 ＋10D) digit | |
| 5 | 1mF～9.99mF | within ±0.5％± (3 ＋10D) digit ±CS (mF) /1mF digit |
| Measuring method | 5-terminal configuration with guard terminal |
|---|---|
| Measuring frequency | 120Hz ±0.1%, sine wave form |
| Measuring time | [Remote start mode] 10msec. |
| [Free running mode] 50 times per second | |
| Display of measured value (deviation) | －79.9％～＋99.9％ |
| Comparator set range | upper limit：＋0.0％～＋99.9％, lower limit：－0.0％～－79.9％ |
| Indication of comparator’s comparison result | LED indication -NG, GO, +NG and buzzer |
| Control signal | remote start input |
| comparison output [LO/GO/HI]：open collector：max.50V, 100mA | |
| end of comparison output [EOC]：open collector：max.50V, 100mA | |
| ･BCD parallel output of measured value：fan out 2 | |
| Power supply | AC100V/117V/220V/240V selectable, 50/60Hz, about 20VA |
| Outer dimension | about 260 (W) ×90 (H) ×250 (D) mm (excluding protruding parts such as rubber legs, etc.) |
| Weight | about 2.6kg |