Hardware user manual for the Altai ART2542 optical isolation counter card, covering specifications, installation, and operation.
The Altai ART2542 is a PC104‑bus data acquisition card with optical isolation and timing/counting functions. It provides nine independent 16‑bit decrement counters and supports six counting modes for applications such as electronic product testing, signal acquisition, process control, and servo control.
The manual includes a functional overview, hardware layout, connector definitions, installation guidance, register map, and warranty information, helping users install the card, configure the base address, and operate the counters safely within the specified temperature and voltage ranges. This manual is written in Chinese.
| Isolation voltage | 2500 V |
|---|---|
| Number of independent counters | 9 |
| Counter resolution | 16 bits |
| Counting modes | 6 |
| Input voltage levels (O.CLKn / O.GATEn) | Low ≤0.8 V, High ≥2 V |
| Output voltage levels (O.OUTn) | Low ≤0.5 V, High ≥2.4 V |
| Clock source frequency range | 1 Hz – 10 MHz |
| Operating temperature range | -40 °C to +85 °C |
| Storage temperature range | -40 °C to +120 °C |
| Board dimensions | 90.3 mm × 96 mm × 16 mm |
| Default base address | 300H |
The isolation voltage is 2500 V.
It provides nine independent decrement counters.
The card operates from –40 °C to +85 °C.
The default base address is 300H.