Excellent PLC
| Company Information | ||||||||
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| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Yokogawa ADV144 Digital Input Module is a high-performance input interface designed for distributed control systems (DCS) within industrial automation environments. Engineered to meet the stringent requirements of process industries, this module enables reliable and precise acquisition of digital signals from various field devices such as limit switches, proximity sensors, and contact closures. It forms a critical component of Yokogawa’s CENTUM series control systems, ensuring high-speed data processing, fault tolerance, and seamless integration with other control modules.
Built with advanced isolation and diagnostic capabilities, the ADV144 module offers superior noise immunity and stable signal detection, even in harsh industrial conditions. It supports multiple input voltage ranges, ensuring compatibility with a broad spectrum of instrumentation. The module’s robust design and long-term operational stability make it a preferred choice in industries such as oil and gas, petrochemical, power generation, and manufacturing automation.
Technical Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Yokogawa Electric Corporation |
| Model | ADV144 |
| Product Type | Digital Input Module |
| Input Type | Discrete / Digital Input |
| Number of Input Channels | 16 channels |
| Input Signal Voltage | 24 V DC (nominal) |
| Input Signal Range | 19.2 to 28.8 V DC |
| Input Current | 6 mA per channel (typical) |
| Input Isolation | Channel-to-channel and channel-to-system isolation provided |
| Input Response Time | Less than 5 ms |
| Power Supply Voltage | Supplied from the control bus (5 V DC nominal) |
| Power Consumption | Approx. 5.5 W |
| Interface Type | I/O bus interface for the DCS system |
| Operating Temperature Range | 0°C to +60°C |
| Storage Temperature Range | -20°C to +70°C |
| Humidity Range | 10% to 90% RH (non-condensing) |
| Noise Immunity | Conforms to IEC61000-4 standards |
| Installation | Mounted on I/O base plate |
| Dimensions (W x H x D) | 107.5 × 130 × 32.8 mm |
| Weight | 0.3 kg |
| LED Indicators | Input status, module power, and fault indicators |
| Diagnostics | Built-in self-diagnosis and channel error detection |
| Compliance | CE, UL, and CSA certified |
Applications
The Yokogawa ADV144 Digital Input Module is suitable for a wide variety of process control and monitoring applications, including:
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Petrochemical and Refining Plants: Captures critical contact signals from field instrumentation such as pressure switches, valve limit indicators, and flow alarms.
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Power Generation Facilities: Interfaces with turbine and auxiliary systems for fault and status signal monitoring.
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Water and Wastewater Treatment Plants: Provides reliable monitoring of pump and valve positions, control relays, and system alarms.
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Pulp and Paper Mills: Used for tracking process interlocks and safety feedback signals in automation sequences.
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Manufacturing and Assembly Lines: Collects discrete sensor inputs for machinery control, operational safety, and data logging.
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Pharmaceutical and Food Processing Plants: Ensures precise digital signal acquisition for process validation and quality control.
Its compatibility with Yokogawa’s control platforms allows flexible system expansion and easy configuration for diverse process environments.
Advantages
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High Input Density: Supports 16 digital input channels, optimizing panel space and reducing overall installation cost.
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Enhanced Signal Integrity: Robust isolation ensures accurate signal reading and prevents ground loops or noise interference.
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Built-in Diagnostics: Automatic fault detection and LED indicators facilitate quick maintenance and system troubleshooting.
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Seamless System Integration: Fully compatible with Yokogawa CENTUM VP and ProSafe-RS control systems.
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High-Speed Data Processing: Fast response ensures real-time monitoring of field devices with minimal delay.
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Rugged Industrial Design: Withstands vibration, temperature fluctuations, and electrical interference, ensuring long-term reliability.
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Flexible Configuration: Supports various input voltage types, making it suitable for diverse control applications.
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Safety and Compliance: Certified to international standards, ensuring system safety and global usability.
FAQ
1. What type of digital signals can the ADV144 module handle?
The ADV144 module can handle standard 24V DC discrete signals, compatible with both PNP and dry-contact type inputs commonly used in industrial sensors and switches.
2. How does the module ensure electrical isolation between channels?
Each input channel features opto-isolation, preventing cross-talk and ensuring electrical separation between field devices and the control system.
3. Can the ADV144 module detect input signal faults?
Yes, the module is equipped with diagnostic circuitry that can identify open circuits, short circuits, and signal line abnormalities.
4. What is the response time of the digital input channels?
The typical response time is less than 5 milliseconds, enabling fast and accurate detection of input signal changes.
5. Is the ADV144 compatible with redundant control configurations?
Yes, it supports operation in redundant DCS configurations, providing system reliability and continuous operation in case of a module failure.
6. How is the module connected to the system controller?
The ADV144 communicates through Yokogawa’s dedicated I/O bus, which transfers data between the module and the controller in real time.
7. Does the module provide LED indicators for status monitoring?
Yes, front-panel LEDs indicate input status, module power, and error conditions, assisting maintenance personnel in system diagnostics.
8. Can the ADV144 be hot-swapped during operation?
In supported systems, the module can be replaced without shutting down the controller, minimizing downtime and enhancing maintainability.
9. What type of noise protection does the ADV144 have?
The module complies with IEC61000-4 EMC standards, ensuring robust noise immunity against electromagnetic and electrostatic disturbances.
10. Is calibration required for the ADV144 digital input module?
No calibration is required for digital inputs. However, regular system diagnostics and firmware updates are recommended to maintain performance.
Recommended Related Models (Same Series)
| Model | Description |
|---|---|
| ADV151 | Digital Output Module |
| ADV561 | Analog Input Module |
| ADV151-P00 | Isolated Digital Output Module |
| ADV161 | Mixed I/O Module |
| ADV559 | Analog Output Module |
| ADV551 | High-Speed Digital Input Module |
Popular Yokogawa Models (Same Brand)
| Model | Description |
|---|---|
| AAI143 | Analog Input Module |
| AAP135 | Analog Output Module |
| CP345 | CPU Processor Module |
| PW482 | Power Supply Module |
| ALR121 | Relay Output Module |
| AVP123 | Pressure Transmitter |
