Technical Overview
The Yokogawa ADV151-P03/D5A00 is a high-density 32-channel digital input module for the CENTUM VP and CS 3000 DCS platforms. It reliably processes 24 V DC discrete signals from field devices like limit switches, pushbuttons, and proximity sensors. Optical isolation protects the system backplane from electrical transients and noise. The /D5A00 option includes a factory-installed KS cable interface adapter for streamlined cabinet wiring. This module supports dual-redundant configurations for critical process monitoring and interlock systems.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Model | ADV151-P03/D5A00 |
| Type | Digital Input Module |
| Channels | 32 isolated discrete inputs |
| Rated Voltage | 24 V DC (sink/source compatible) |
| ON-State Voltage | 18.0 – 26.4 V DC |
| OFF-State Voltage | ≤ 5.0 V DC |
| Input Current | 4.1 mA ± 20% per active channel |
| Response Time | ≤ 8 ms (status input) |
| Isolation | Optical between field and system logic |
| Power Draw | 500 mA max @ 5 V DC |
| Connection | Pressure clamp / KS cable (ATD5A-00) |
| Weight | Approx. 0.30 kg |
| Dimensions | 3.2 cm × 10.6 cm × 13 cm |
Engineering Advantages
The ADV151-P03/D5A00 processes 32 channels within a single slot, significantly reducing required I/O nodes. This high-density design enables compact cabinet layouts and lowers installation costs. The module features 1500 V AC isolation between field-side inputs and the internal system bus. This protection prevents high-voltage transients from affecting the central processor. A fast 8 ms data update cycle enables near-instantaneous response to field status changes. This speed is essential for sequence-of-events recording and high-speed motor interlocking. The -P03 suffix provides advanced pushbutton edge-counting logic for specialized applications. Integrated LED indicators and system software feedback allow maintenance teams to identify channel-specific faults immediately.
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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