
Product Overview
The Yokogawa ADV551-P50/D5A00 Digital Output Module is a 32-channel discrete output module used in Yokogawa CENTUM Distributed Control Systems (DCS). It is designed to output ON/OFF control signals from the control system to field devices such as relays, solenoids, valves, and indicator lamps.
The P50 version is a standard configuration of the ADV551 series, while the D5A00 option provides a KS cable interface adapter, enabling simplified and high-density wiring for industrial installations.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Yokogawa |
| Model |
ADV551-P50/D5A00 |
| Product Type |
Digital Output Module |
| Function |
Discrete signal (ON/OFF) output |
| System Compatibility |
CENTUM VP / CENTUM CS 3000 |
| Output Channels |
32 channels |
| Output Type |
Transistor (current sink) |
| Signal Type |
ON/OFF (binary output) |
| Rated Output Voltage |
24 V DC |
| External Power Supply |
20.4 to 26.4 V DC |
| Output Current |
Approx. 100 mA per channel |
| Response Time |
≤ 3 ms |
| Isolation |
Channel-to-system isolation |
| Protection |
Overcurrent and short-circuit protection |
| Power Supply |
5 V DC (via backplane) |
| Interface Option |
D5A00 KS cable interface adapter |
| Mounting Type |
Rack-mounted / FIO system base |
| Dimensions (H × W × D) |
107.5 × 130 × 32.8 mm |
| Weight |
0.2 kg |
Function and Working Principle
The ADV551-P50/D5A00 operates as a digital output interface module, converting control logic signals into electrical ON/OFF outputs.
Its working process includes:
- Receiving output commands from the control system
- Converting digital logic into transistor switching signals
- Driving field devices such as relays, solenoids, and lamps
- Ensuring fast and stable response for real-time control
- Providing electrical isolation between system and field side
- Supporting high-density wiring through KS cable interface
This ensures accurate and reliable execution of automation control signals.
Role in Industrial Control Systems
Within Yokogawa CENTUM architecture, the ADV551-P50/D5A00 functions as a high-density output module responsible for:
- Executing automation control commands
- Driving actuators and field devices
- Supporting alarm and interlock functions
- Enabling process control execution
- Reducing wiring complexity through KS cable integration
It is an essential component in the output layer of distributed control systems.
Industrial Applications
The ADV551-P50/D5A00 is widely used in:
- Oil and gas production and refining
- Petrochemical and chemical processing
- Power generation systems
- Water and wastewater treatment
- Industrial automation systems
- Process control environments
It is suitable for applications requiring reliable high-density digital output switching.
Installation and System Integration
For proper operation, the module should be:
- Installed in Yokogawa CENTUM / FIO system racks
- Connected using 24 V DC field wiring
- Integrated with KS cable terminal system (D5A00)
- Properly grounded to reduce electrical noise
- Configured via system engineering tools
- Used in redundant or distributed system architectures when required
Correct installation ensures long-term stable performance and reliability.
Compatible System Components
The ADV551-P50/D5A00 typically works with:
- Yokogawa CENTUM controllers
- Field Control Stations (FCS)
- Human Interface Stations (HIS)
- Relays, solenoids, valves, and indicator devices
- Alarm and interlock systems
These components form a complete industrial automation system.
Recommended Alternative Models
| Model |
Type |
Key Feature |
Application |
| Yokogawa ADV551-P00/D5A00 |
Digital Output Module |
KS cable interface |
Wiring optimization |
| Yokogawa ADV551-P10 S2 |
Digital Output Module |
Standard revision |
General automation |
| Yokogawa ADV551-P13 |
Digital Output Module |
High reliability version |
Process control |
| Yokogawa ADV551-P63 |
Digital Output Module |
Enhanced configuration |
Critical systems |
| Yokogawa ADV551-DO32 |
Digital Output Module |
Basic 32-channel version |
Standard applications |
Key Advantages
- 32-channel high-density output capability
- Stable transistor switching performance
- Fast response time (≤ 3 ms)
- KS cable interface for simplified wiring
- Strong electrical isolation for safety
- Reduced cabinet space usage
- Reliable operation in industrial environments
Technical FAQs
Q1: What is the function of ADV551-P50/D5A00?
It outputs ON/OFF control signals from the system to field devices.
Q2: How many channels does it support?
It supports 32 digital output channels.
Q3: What is the role of D5A00?
It provides a KS cable interface adapter for simplified and high-density wiring.
Q4: What type of output does it use?
It uses transistor-based current sink output.
Q5: Where is it commonly used?
It is widely used in industrial automation systems requiring reliable output control.
Conclusion
The Yokogawa ADV551-P50/D5A00 Digital Output Module is a high-density and reliable control module designed for industrial automation systems. With stable switching performance, fast response, and KS cable integration, it ensures efficient and accurate execution of control signals in distributed control environments.