Description
The Yokogawa ADV551-P50 is a high-density 32-channel digital output module designed for the CENTUM VP distributed control system (DCS). This FIO (Field Network I/O) module transmits discrete on/off signals from the control processors to field-side final control elements, such as solenoid valves, interposing relays, and indicator panels, ensuring deterministic control timing over the I/O bus.
+-----------------------------------------------------------+
| Yokogawa ADV551-P50 Output Module |
| |
| [ FIO System Bus ] <======> [ Microcontroller Core ] |
| │ |
| ▼ |
| [ Optocoupler Isolation Block ] |
| │ |
| ▼ |
| [ 32 Transistor Output Stages ] |
| │ |
| ▼ |
| [ KS1 / AKB331 Cable ] ===> [ Field Terminal Board ] |
+-----------------------------------------------------------+ Commercial & Availability Status
- Condition: New Original, Factory Sealed (Original OEM packaging)
- Availability: In stock
- Lead Time: Ships within 1–2 business days from order verification
- Warranty: 12-month comprehensive warranty covering hardware defects
Pricing Note: The listed or displayed price is a reference rate based on current market inventory. Actual procurement costs vary based on component availability, volume requirements, and global logistics rates. Contact our sales office directly to request a formal commercial quotation.
Technical Specifications
| Parameter | Value |
| Model Number | ADV551-P50 |
| Output Channels | 32 channels, isolated in groups of 8 |
| Output Type | Transistor contact (sink type) |
| Rated Load Voltage | 24 V DC (Acceptable range: 20.4 to 28.8 V DC) |
| Maximum Load Current | 100 mA per channel; 0.8 A per 8-channel group |
| Response Time | Off-to-On: ≤ 0.5 ms; On-to-Off: ≤ 1 ms |
| Isolation Voltage | 500 V AC between output channels and internal system circuitry |
| Current Consumption | 240 mA maximum from the 5 V DC system bus |
| System Connection | Dual-redundant FIO bus interface |
| Configuration Suffix Code | -P50 (Standard type with regular terminal configuration) |
| Weight | 0.35 kg |
Installation and System Integration Notes
Are your interposing relays equipped with flyback diodes? When driving inductive loads via the transistor outputs of this module, inductive voltage spikes will damage the internal solid-state components if unmitigated. In field deployments of CENTUM VP systems, we found that utilizing a matching AED5D-05 terminal board paired with pre-assembled AKB331 or KS1 signal cables optimizes cable management and preserves signal integrity across the panel structure.
Well, technically it supports up to 100 mA per channel, but if you run all 8 channels in a single group at maximum capacity simultaneously, you will breach the thermal envelope of the internal optocouplers. During hot-swapping procedures, ensure the status LEDs match the standby sequence before extracting an active module—don’t underestimate this step, as uncoordinated extraction on an active node can drop downstream interlocks and cause an abrupt process trip.
Verify explicit terminal mapping and current-derating curves with the official Yokogawa General Specifications document (GS 33J60F10-01EN) prior to finalizing loop wiring layouts.
Global Trade & Shipping Logistics
Shipping highly precise DCS control cards across international boundaries requires strict compliance with regional trade protocols and protective packing.
- HS Code (Harmonized System): 85389091 (Electronic assemblies for automatic regulating or controlling instruments)
- ECCN (Export Control Classification Number): EAR99 (No specific export license required for most commercial destinations, subject to standard restricted-party screening)
- Incoterms Options: Ex Works (EXW), Free Carrier (FCA), or Cost, Insurance, and Freight (CIF) to your designated destination port.
- Customs Documentation: Every international shipment includes a verified Commercial Invoice, a detailed Packing List specifying net/gross weights, and a Certificate of Origin where required by regional free trade agreements.
- Transit Packaging: Enclosed within static-dissipative ESD shielding bags, nested within heavy-duty, double-walled corrugated shipping cartons with form-fitting foam padding to survive international air transport sorting.
For critical plant turnarounds or emergency field failures, we utilize priority air freight (DHL Express, FedEx International Priority, or UPS Worldwide Saver) to minimize operational downtime. Standard customs processing usually clears within 24 to 48 hours provided the importer of record documentation is complete.
Frequently Asked Questions
- What is the specific difference between a sink type and source type output on the ADV551?The ADV551 features transistor sink-type outputs, meaning the module channels connect the negative side of the field load to the common return path (0 V) when activated. If your application drawings specify a source-type output configuration (where the module switches the positive 24 V rail to the load), you must use the ADV561 module instead.
- Can the ADV551-P50 be configured in a dual-redundant arrangement?Yes. When installed into adjacent slots on an FIO node unit (such as the ANB10D), the software automatically binds the module pair into a redundant architecture. If the primary card detects an internal component fault or diagnostic failure, the backup module assumes control of the output lines seamlessly within milliseconds.
- What does the “-P50” suffix denote for this specific part number?The suffix designates the mechanical interface and environmental protection specifications. The “P” indicates that it is a standard non-corrosive-resistant module configured with a standard connection terminal, and the “50” signifies the standard model revision code used for worldwide deployments.
Yokogawa NFPW444 – I/O Module for Yokogawa CENTUM VP Control Systems YOKOGAWA CP471-00 – CENTUM VP Processor Module Yokogawa CP451-51 – Field Control Unit (FCU) Processor Module
