ST2 signal handoff
ADV859-P00 S1 maps sixteen input and sixteen output points through the connector organization associated with the ST2-compatible installation.
YOKOGAWA · CENTUM ENGINEERING RECORD
Yokogawa ADV859-P00 S1 / ADV869-P00 S1 | Isolated Digital I/O Modules for Compatible ST
CENTUMI/OMODULE
01
Hardware Overview
Yokogawa ADV859-P00 S1 and Yokogawa ADV869-P00 S1 are isolated digital I/O modules for compatible-ST migration paths in CENTUM systems. ADV859-P00 S1 provides sixteen inputs and sixteen outputs for ST2-compatible wiring, while ADV869-P00 S1 expands the arrangement to thirty-two inputs and thirty-two outputs for ST5-compatible wiring.
Input contacts enter Yokogawa ADV859-P00 S1 or Yokogawa ADV869-P00 S1 through the assigned connector groups and become controller input states. Output commands travel in the reverse direction to the field switching circuits, so each model combines sensing and actuation rather than serving as an input-only or output-only card.
The compatible-ST identity of Yokogawa ADV859-P00 S1 and Yokogawa ADV869-P00 S1 links module selection to the existing terminal and cable arrangement. Channel count, connector map and group commons must all match; the larger ADV869-P00 S1 record cannot be substituted merely because the enclosure has a similar outline.
02
Engineering Data
| TECHNICAL ITEM | ADV859-P00 S1 | ADV869-P00 S1 |
|---|---|---|
| Brand | Yokogawa | |
| Model | ADV859-P00 S1 | ADV869-P00 S1 |
| Nameplate Suffix | S1 | S1 |
| Product Name | 16-input / 16-output isolated module for compatible ST | 32-input / 32-output isolated module for compatible ST |
| Country | Japan | |
| Compatible ST | ST2 | ST5 |
| Input Channels | 16 | 32 |
| Output Channels | 16 | 32 |
| Input Type | Digital contact input | |
| Output Type | Digital field output | |
| Isolation | Isolated | |
| Channel Grouping | Per compatible-ST connector map | Common every 16 channels |
| Front Connectors | 2 | |
| Suffix P | Pulse count / time-proportional capable | |
| Execution Code | P00: pulse type, fixed 0, basic option | |
| Dimensions | 32.8 × 130 × 127.2 mm | |
| Weight | Approx. 0.30 kg | |
03
System Integration
ADV859-P00 S1 and ADV869-P00 S1 preserve two different compatible-ST signal maps inside the CENTUM I/O layer.
ST5 signal handoff
ADV869-P00 S1 maps thirty-two input and thirty-two output points for ST5-compatible wiring, doubling both directions and changing the field record.
Controller-side exchange
Both modules pass accepted input states and output commands through the I/O image, while the existing compatible-ST terminal path remains on the field side.
04
Operating Characteristics
Operation depends on paired input and output behavior, shared groups and the selected pulse-capable execution.
Bidirectional point set
A single module reports contact states and switches outputs, so commissioning must prove both directions rather than checking only LED indications.
Group-level effects
A missing field feeder or common can affect several points together; compare the group pattern before interpreting multiple channel alarms as independent faults.
Pulse-capable execution
The P00 execution supports the documented pulse count or time-proportional behavior, which must be configured consistently with the connected field circuit.
05
Buyer Questions
01Which existing wiring decides between Yokogawa ADV859-P00 S1 / ADV869-P00 S1?
Yokogawa ADV859-P00 S1 / ADV869-P00 S1 correspond to ST2-compatible and ST5-compatible wiring respectively, so the installed connector map and point count decide the model.
02Can Yokogawa ADV859-P00 S1 / ADV869-P00 S1 be interchanged because both have two front connectors?
No. Yokogawa ADV859-P00 S1 / ADV869-P00 S1 have different input/output counts and compatible-ST assignments, even though their front appearance is related.
03Why do several Yokogawa ADV859-P00 S1 / ADV869-P00 S1 points fail together?
For Yokogawa ADV859-P00 S1 / ADV869-P00 S1, inspect the affected connector group, shared common, field supply and cable before treating the points as unrelated channel faults.
04What must be tested after replacing Yokogawa ADV859-P00 S1 / ADV869-P00 S1?
For Yokogawa ADV859-P00 S1 / ADV869-P00 S1, prove input state transfer, output switching, connector assignment and configured pulse behavior for representative points in every group.
05Does Yokogawa ADV859-P00 S1 / ADV869-P00 S1 include field-load power?
Yokogawa ADV859-P00 S1 / ADV869-P00 S1 rely on the documented external field circuits; confirm the installed feeder and return rather than expecting the controller backplane to power each load.
06How should Yokogawa ADV859-P00 S1 / ADV869-P00 S1 be isolated for service?
Before servicing Yokogawa ADV859-P00 S1 / ADV869-P00 S1, isolate module power and every field source entering both connector groups, then verify the de-energized state at the termination.
06
Advantageous Brands
Moore Automation
https://www.mvme.cn/Moore Automation covers industrial control and monitoring references across Yokogawa, ABB, Honeywell, Siemens, Rockwell Automation, Schneider Electric, GE and other established brands. The range spans controllers, I/O, networks and related modules.
DCS brandsYokogawa, ABB and Honeywell
PLC brandsSiemens, Rockwell and Schneider
Monitoring scopeMachinery and process hardware
07
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08
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