{"product_id":"adv551-32do-yokogawa-fio-digital-output-module","title":"ADV551-32DO Yokogawa FIO Digital Output Module","description":"\u003ch2\u003eYokogawa ADV551-32DO FIO Digital Output Module\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-density physical discrete output switching in Yokogawa CENTUM VP DCS networks, the \u003cstrong\u003eYokogawa ADV551-32DO\u003c\/strong\u003e (\u003cstrong\u003eADV551-32DO\u003c\/strong\u003e Digital Output Module) provides direct physical\/electrical execution. This module delivers 32 current-sink transistor output channels designed to drive field actuators, solenoids, and pilot valves directly from the process control layer. Operating on a rated load voltage of 24 VDC, it enforces strict galvanic segregation via 2 kV AC isolation between field wiring and internal system logic. Integrated pulse-width generation and status output modes ensure deterministic signal delivery without requiring dedicated processing subroutines from the main processor.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eADV551-32DO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan \/ France\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.20 kg to 0.60 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e27.4 cm x 6.4 cm x 12.7 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e700 mA at 5 VDC (backplane), 60 mA at 24 VDC (external supply)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e32 channels (transistor sink type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Load Voltage\u003c\/td\u003e\n\u003ctd\u003e24 VDC (Operating range: 18 to 26.4 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Structure\u003c\/td\u003e\n\u003ctd\u003eCommon every 16 channels; 2 kV AC system-to-signal, 500 V AC between commons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Load Current\u003c\/td\u003e\n\u003ctd\u003e100 mA per channel (up to 0.5 A resistive load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 1 ms (switching), \u0026lt;= 3 ms (status), \u0026lt;= 10 ms (mixed mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeakage Current\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;= 0.1 mA (OFF state)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eChannel-to-Channel Isolation and Loop Diagnostics\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa ADV551-32DO employs isolated current-sink transistor switching architecture arranged in dual 16-channel common groups. This topology mitigates cross-channel ground loop propagation and protects sensitive CENTUM VP backplane logic from severe field-side inductive transients. Internal flyback suppression diodes dynamically clamp back-EMF spikes generated during solenoid de-energization. Furthermore, channel-to-channel isolation limits system fault exposure: an electrical fault or short circuit on one 16-channel common group remains localized, preventing physical damage or logic disruptions across the secondary channel bank.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the ADV551-32DO support hot-swapping under live field power conditions?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module supports live insertion and removal on the FIO node baseplate, provided that external 24 VDC field load power is isolated or disconnected at the terminal block prior to module withdrawal to prevent inductive arcing across backplane pins.\u003c\/p\u003e\n\u003cp\u003eQ: How does dual-redundant configuration affect backplane power consumption?\u003c\/p\u003e\n\u003cp\u003eA: When paired in a dual-redundant FIO baseplate, each ADV551-32DO draws up to 700 mA from the 5 VDC backplane bus, while total external 24 VDC consumption scales linearly with active field load switching demands.\u003c\/p\u003e\n\u003cp\u003eQ: What limits apply to mixed status and pulse-width output modes across the 32 channels?\u003c\/p\u003e\n\u003cp\u003eA: Response times increase from \u0026lt;= 1 ms in standard switching mode up to \u0026lt;= 10 ms when executing mixed status and pulse-width outputs due to internal timing resolution processing across the common channel banks.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the ADV551-32DO firmly into the designated FIO module slot on the node unit, ensuring side retention latches click into place. Wire external 24 VDC loop power and field devices using pressure clamp terminals or pre-assembled MIL connector cable assemblies like the AKB331. Maintain single-point shield grounding at the DCS cabinet ground bar, ensuring field shield drain wires are insulated through the terminal assembly. Maintain physical segregation between 24 VDC digital output signal lines and high-voltage AC motor feeder cables within the field wiring raceways. Ensure all terminal block screws achieve a minimum engagement of 5 full threads to prevent signal noise or physical disconnects in high-vibration environments.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":46253831454819,"sku":"ADV551-32DO","price":360.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/898..jpg?v=1790127246","url":"https:\/\/www.autocontrolglobal.com\/products\/adv551-32do-yokogawa-fio-digital-output-module","provider":"AutoControl Global","version":"1.0","type":"link"}