Product Overview
Yokogawa ADV151-P50/D5A00 Digital Input Module
ADV151-P50/D5A00
The Yokogawa ADV151-P50/D5A00 is a high-density 32-channel isolated digital input module designed to monitor 24 V DC field status signals in CENTUM DCS control systems. Featuring rapid signal filtering, built-in channel isolation, and optional dual-redundancy, it ensures robust and real-time status monitoring for automated process infrastructure.
High-Density Discrete Signal Processing for DCS Architecture
The Yokogawa ADV151-P50/D5A00 Digital Input Module is an industrial-grade 32-channel discrete input card engineered for high-density status monitoring in distributed control systems (DCS). Operating on standard 24 V DC field control logic, the module acquires discrete status signals—such as valve limit switch positions, motor run/stop states, circuit breaker contacts, and emergency pushbuttons—and feeds them directly into central control processors. With 32 channels packed into a compact form factor, it maximizes cabinet space efficiency while delivering reliable signal detection.
Superior Isolation & Field Transient Protection
Industrial control rooms demand dependable signal integrity despite severe electromagnetic noise and ground potential fluctuations. The ADV151-P50/D5A00 delivers 500V AC galvanic isolation between input channels and system logic, preventing ground loops and shielding sensitive central electronics from field voltage surges. Configured with the /D5A00 option code, the module connects via dual dedicated signals to terminal blocks, allowing streamlined panel wiring and enhanced surge protection. Each input channel features hardware noise filtering to eliminate contact bounce and transient interference.
System Availability & Redundant Deployment Support
Continuous manufacturing and process operations rely on uninterrupted discrete control execution. The ADV151-P50/D5A00 supports dual-redundant module pairing within CENTUM VP / CS 3000 FIO node units. When installed as a redundant pair, two modules maintain continuous signal polling, executing instantaneous failover without losing discrete event sequence data. Coupled with low power consumption and high temperature tolerance, this module delivers operational uptime across oil refining, chemical processing, power generation, and water management facilities.
Applications
- Oil and Gas Industry: Status and alarm monitoring for automated shutoff valves, wellhead control panels, and pipeline ESD systems.
- Chemical Processing Plants: Real-time discrete feedback for dosing pump switches, continuous reactor limit sensors, and safety interlocks.
- Power Generation Facilities: Discrete contact polling for turbine trip signals, auxiliary generator switches, and circuit breakers.
- Water and Wastewater Operations: Digital signal tracking for chemical feed pumps, level switch contacts, and backwash gate valves.
- General Manufacturing and Automation: High-density status acquisition for motor control centers, conveyor limit switches, and safety gates.
Technical Specifications
| Parameter | Specification Details |
| Model Code | ADV151-P50/D5A00 |
| Module Type | Digital Input Module (for FIO) |
| Number of Channels | 32 channels, isolated |
| Input Signal Type | 24 V DC status input (dry contact / voltage pulse) |
| Rated Input Voltage | 24 V DC |
| Input Current | Approx. 4.1 mA per channel (at 24 V DC) |
| Input ON Voltage | 18 to 26.4 V DC |
| Input OFF Voltage | 5.0 V DC or lower |
| Isolation Voltage | 500 V AC for 1 minute (Input to system) |
| Data Update Period | 10 ms |
| Redundancy Support | Supports dual-redundant configuration |
| Power Consumption | Approx. 350 mA (5 V DC) |
| Connection Cable Option | /D5A00 (Dual-redundant connection for dedicated cable) |
| Weight | Approx. 0.3 kg |
FAQ
Q1: What input voltage level does the Yokogawa ADV151-P50/D5A00 module require?
A: The module is designed for standard 24 V DC digital input signals, with an ON voltage range of 18 to 26.4 V DC and an OFF threshold below 5.0 V DC.
Q2: What does the /D5A00 suffix option represent?
A: The /D5A00 suffix specifies dual-redundant signal cable connections to terminal blocks, allowing dual module arrangements with dedicated connector interfaces.
Q3: Can the ADV151-P50 module be configured for dual-redundant operation?
A: Yes, two ADV151-P50 modules can be installed in adjacent slots as a dual-redundant pair to ensure uninterrupted digital input polling.
Q4: Is channel-to-system electrical isolation built into this module?
A: Yes, it provides 500V AC isolation between input channels and internal system electronics to protect against field noise and ground loops.
Product documents
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