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Configured for pulse signal acquisition in distributed control systems, the YOKOGAWA AAP149-S00 (AAP149) Pulse Input Module provides direct physical and electrical execution for CENTUM VP and CS 3000 platform architectures.
| Parameter | Specification |
|---|---|
| Model | AAP149-S00 |
| Brand | YOKOGAWA |
| Origin | Japan |
| Weight | 0.3 kg |
| Dimensions | Standard node module form factor |
| Operating Temp | 0 deg C to 50 deg C |
| Power Consumption | 5 VDC, 400 mA max from backplane |
| Input Channels | 16 non-isolated channels |
| Input Frequency | 0 to 6 kHz |
The module utilizes high-speed transistor contact sensing circuits optimized for open collector input devices, processing trailing-edge pulse transitions across 16 non-isolated channels. Signal conditioning stages update pulse count registers every 2 ms, converting raw frequency inputs into digital data streams for central process monitoring. Internal logic blocks manage backplane bus communication to ensure deterministic data transfer to system controllers without timing drift.
Q: What is the maximum input frequency supported by the AAP149-S00 module?
A: The module processes pulse input frequencies ranging from 0 up to 6 kHz across its active input channels.
Q: What is the data update period for pulse count processing?
A: The internal register data update period is executed every 2 ms to deliver real-time process monitoring values.
Mount the AAP149-S00 module securely onto designated Yokogawa node unit slots, ensuring proper mechanical alignment and backplane connector engagement. Terminate field pulse-generating device wiring to the corresponding terminal blocks using shielded cables, routing signal lines away from high-voltage power conduits. Verify backplane power supply voltage limits prior to system energization.