JDM3 is a miniature electronic counter with internal lithium battery power supply and a small shape, which is suitable for counting in various circuits.
This manual details the main parameters, wiring connections, and timing diagrams for the JDM3 electronic counter. It includes information on voltage ranges, counting speed, input types, and power‑off memory.
Installation dimensions, mounting options, and environmental limits are also covered, helping users integrate the counter into various control panels and rail‑mounted systems. This manual is written in Chinese.
| Rated voltage | AC/DC 24V~48V, AC/DC 100V~240V, AC 220V, AC 380V |
|---|---|
| Mechanical life | 10+ years |
| Counting speed | 30 counts/s or 200 counts/s |
| Counting method | Add, ×10, ×100 (decrement customizable) |
| Input signal type | NPN sensor input |
| Dimensions (W×H×L) | 58 mm × 52 mm × 128 mm |
| Opening size | 45.5 mm × 45.5 mm |
| Installation type | Panel‑mount, rail‑mount with socket |
It supports AC/DC 24 V–48 V, AC/DC 100 V–240 V, AC 220 V, and AC 380 V.
Yes, it includes power‑off memory and has a mechanical life of over 10 years.
The device can count at either 30 counts per second or 200 counts per second.
The unit measures 58 mm wide, 52 mm high, and 128 mm long.