Product Overview
The Yokogawa ADV851 digital input/output module delivers reliable signal acquisition and output control for modern industrial automation systems. Moreover, the integrated I/O design reduces hardware requirements while improving cabinet space utilization and installation efficiency. The module processes digital input and output signals with excellent stability during continuous plant operation. Additionally, its compact structure supports dependable performance across demanding process control environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | Yokogawa |
| Model | ADV851 |
| Product Category | Digital Input/Output Module |
| I/O Type | Digital Input / Digital Output |
| Input Channels | 16 Channels |
| Output Channels | 16 Channels |
| Total Channels | 32 Channels |
| Rated Signal Voltage | 24 V DC |
| Input Signal Type | Dry Contact / Open Collector |
| Output Current | Up to 0.5 A per channel |
| Isolation | Optical isolation between field circuits and control system |
| Communication Interface | Yokogawa proprietary backplane interface |
| Mounting Method | Rack-mounted |
| Dimensions | Approx. 107.5 × 32.8 × 130 mm |
| Weight | Approx. 0.30 kg |
| Operating Temperature | 0°C to +55°C |
| Storage Temperature | -25°C to +75°C |
| Compatible Systems | Yokogawa CENTUM VP and compatible DCS platforms |
Key Features
The ADV851 combines sixteen digital input channels and sixteen digital output channels within one compact industrial control module. Furthermore, the integrated architecture reduces module quantity while simplifying system configuration and maintenance procedures. Engineers can monitor field device status and control external equipment simultaneously through the same hardware platform. Consequently, control cabinets require fewer components and provide greater installation flexibility.
The module measures approximately 107.5 × 32.8 × 130 mm and weighs around 0.30 kg for convenient installation. Additionally, the integrated backplane interface ensures stable communication between the controller and connected field devices. Optical isolation protects electronic circuits from electrical noise while maintaining accurate signal transmission throughout continuous operation. Therefore, the module supports dependable automation performance in demanding industrial environments.
Typical Applications
The ADV851 serves power generation, petrochemical processing, water treatment, pharmaceutical manufacturing, factory automation, and process control applications. Meanwhile, engineers select this module for distributed control systems requiring combined digital monitoring and output control. Its integrated channel configuration also reduces hardware complexity while improving overall system efficiency.
Advantages
- Combines 16 digital inputs and 16 digital outputs.
- Supports standard 24 V DC industrial signal levels.
- Compact dimensions maximize valuable cabinet installation space.
- Optical isolation improves signal reliability and electrical protection.
- Lightweight construction simplifies installation and routine maintenance.
- Integrates efficiently with Yokogawa distributed control platforms.
- Reduces module count and simplifies overall system architecture.
Technical Highlights
| Feature | Benefit |
|---|---|
| 16 Digital Inputs | Monitors field device status accurately |
| 16 Digital Outputs | Controls industrial equipment reliably |
| 32 Total I/O Channels | Reduces hardware installation requirements |
| 24 V DC Signal Level | Matches common industrial automation standards |
| Optical Isolation | Enhances electrical safety and signal integrity |
| Approx. 0.30 kg Weight | Enables fast installation and replacement |
| Backplane Interface | Ensures stable communication with the control system |
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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