Description
The Yokogawa AIP578 is a high-density, 16-channel analog input module engineered for deployment within Yokogawa CENTUM VP distributed control system architectures (specifically R6 series I/O environments). It acquires standard process signals—such as pressure, flow, temperature, and level transmitters—and converts them into digital values for real-time control and monitoring.
Technical Specifications
| Parameter | Value |
| Manufacturer | Yokogawa Electric Corporation |
| Product Category | High-Density Analog Input Module |
| System Compatibility | CENTUM VP (R6.03 and later), OpreX Common Platform |
| Channel Count | 16 independent channels |
| Input Signal Types | 4–20 mA, 1–5 V, 0–5 V, 0–10 V (per-channel configurable) |
| A/D Conversion Resolution | 16-bit |
| Measurement Accuracy | \pm 0.1\% of full scale (typical) |
| Isolation | 500 V AC (field-to-bus and channel-to-channel) |
| Sampling Rate | 200 ms for 16 channels (~12.5 ms per channel) |
| Communication Interface | ET-HUB (Ethernet-based I/O network) |
| Operating Temperature | 0 to +55°C |
Availability and Commercial Terms
- Condition: New Original (Factory Sealed) or New Surplus / Refurbished (tested and certified)
- Lead Time: 1 to 3 business days for stock items; 2 to 4 weeks for factory-sourced surplus
- Warranty: 12-month standard replacement warranty from date of shipment
- Pricing Note: Listed price is indicative, not final. Price subject to market conditions; contact us for a firm quote.
Engineering and Integration Notes
The AIP578 operates within AR57x process racks and interfaces with the controller via Yokogawa’s deterministic Ethernet-based ET-HUB network.
- Configuration Flexibility: Because each of the 16 channels is independently configurable via the Engineering Builder software, a single module handles mixed current and voltage inputs without requiring external signal conditioning hardware.
- Diagnostics: The module provides built-in channel-level diagnostics, including open-wire detection, over-range/under-range status monitoring, and internal hardware faults, which report directly to the Human Interface Station (HIS).
- Shielding & Grounding: Terminate all incoming analog signal shield drains at a single marshaling panel ground bar to maintain the 500 V AC isolation integrity and suppress high-frequency plant noise.
Frequently Asked Questions
Can the AIP578 be hot-swapped during operation?
Yes. When installed in an approved redundant rack configuration with proper system software support, the AIP578 supports hot-swapping to allow module replacement without shutting down the process loop or dropping controller rack power.
What base termination blocks are compatible with this module?
The module utilizes standard YAA-series terminal blocks (such as the YAA578) attached directly to the front interface to secure field wiring. Always verify block part numbers against your specific marshalling drawing before installation.
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