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The Yokogawa ADV551-P03 is a high-density digital output module designed for industrial control and automation systems. It forms part of the ADV551 family within the distributed control system (DCS) platform, providing 32 discrete transistor-type output channels for controlling external devices operating at 24 V DC.
Each output channel of the ADV551-P03 is capable of driving solenoid valves, relays, lamps, alarms, and other discrete devices. The module integrates compact design, reliable isolation, and quick response time, ensuring stable performance even in electrically harsh industrial environments.
This model is ideal for users who require a cost-effective, space-saving solution for digital output control while maintaining high performance and durability. It provides advanced functions such as output diagnostics and pulse-width control in some configurations, allowing flexible use in both process and factory automation systems.
| Parameter | Specification |
|---|---|
| Number of Output Channels | 32 channels |
| Output Type | Transistor (current-sink type) |
| Rated Voltage | 24 V DC nominal |
| Voltage Range | 20.4 V DC – 26.4 V DC |
| Maximum Load Current | 100 mA per channel |
| Leakage Current (OFF) | ≤ 0.1 mA |
| Output ON Voltage Drop | ≤ 2 V DC |
| Isolation Voltage | 2 kV AC between output and system; 500 V AC between commons |
| Response Time | ≤ 3 ms |
| Operating Temperature | -20 °C to +60 °C |
| Storage Temperature | -40 °C to +70 °C |
| Dimensions (W × H × D) | Approx. 107.5 mm × 130 mm × 32.8 mm |
| Weight | Approx. 0.20 kg |
| Mounting Method | Plug-in type for modular I/O base |
| Diagnostic Functions | Output status, error detection, signal fuse protection |
| Applicable Standards | CE / RoHS / UL (typical for series) |
Process Automation – Used in power generation, petrochemical, and chemical industries to control solenoids, pumps, and alarms through digital output channels.
Factory Automation – Provides output control for production machinery, conveyor systems, and machine tools, improving control precision and integration with DCS or PLC platforms.
Water and Wastewater Systems – Controls valve actuators, pumps, and indicator systems in treatment plants and pumping stations.
Building Automation – Used for lighting, HVAC, and security systems requiring multi-channel digital output control.
Infrastructure Monitoring – Supports traffic, energy, and utility systems where high reliability and isolation are essential.
High-Density Design – 32 outputs in a single module minimize rack space and reduce wiring requirements.
Compact and Lightweight – With a weight of only 0.20 kg and slim dimensions, it allows dense installation in control panels.
Strong Electrical Isolation – 2 kV isolation ensures safe operation and prevents signal interference between system and field wiring.
Fast Response – ≤ 3 ms switching speed ensures immediate field device activation, enhancing control accuracy.
Flexible Configuration – Optional pulse or time-proportional outputs provide versatility for various automation requirements.
Easy Maintenance – Modular plug-in structure allows quick replacement and minimal system downtime.
Robust Performance – Stable operation under vibration, temperature fluctuations, and electrical noise typical of industrial settings.
Cost Efficiency – Fewer modules and simplified wiring reduce installation and maintenance costs.
| Model | Description |
|---|---|
| ADV551-P00 | Standard 32-channel digital output module, base model of the ADV551 family. |
| ADV551-P03 | High-reliability version with improved response and diagnostics. |
| ADV551-P10 | 32-channel output with extended function set for time-proportional control. |
| ADV551-P50 | Enhanced output version for larger load handling. |
| ADV561-32DO | 64-channel high-density digital output module, same platform extension. |
| Model | Description |
|---|---|
| ADV161-P00 | 64-channel digital input module, complementary to the ADV551 series. |
| ADV169-P00 | Digital input module with diagnostics and fast scan capability. |
| ADV171-P00 | 16-channel analog input module for process variable measurement. |
| ADV181-P00 | 16-channel analog output module for analog control applications. |
| ADV151-E63 S2 | Advanced digital input/output module with enhanced safety and status monitoring. |
Q1: How many output channels does the ADV551-P03 have?
A1: It provides 32 transistor-type digital output channels.
Q2: What is the nominal operating voltage?
A2: The rated voltage is 24 V DC with a tolerance range of 20.4 V to 26.4 V.
Q3: What is the maximum current output per channel?
A3: Each channel can supply up to 100 mA at full voltage.
Q4: Can this module perform time-proportion or pulse-width control?
A4: Yes, certain configurations of the ADV551-P03 support pulse or time-based control.
Q5: What is the output response time?
A5: The output switching response is typically less than or equal to 3 ms.
Q6: Does the module have isolation?
A6: Yes, it has 2 kV isolation between the output and system circuits.
Q7: How much does the module weigh?
A7: It weighs approximately 0.20 kg.
Q8: What are its dimensions?
A8: The dimensions are roughly 107.5 mm × 130 mm × 32.8 mm.
Q9: What environments can it operate in?
A9: It can operate within -20 °C to +60 °C, making it suitable for most industrial conditions.
Q10: How is the module maintained or replaced?
A10: The plug-in modular design allows quick installation or replacement without extensive rewiring—simply isolate the rack, swap modules, and re-secure.
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