SDV144 YOKOGAWA

Description

Product name：SDV144 YOKOGAWA POWER MODULE
Product details:

The Yokogawa SDV144 is a digital input module commonly used in industrial automation systems, particularly within Yokogawa’s ProSafe-RS safety instrumented systems (SIS) and CENTUM VP distributed control systems (DCS). It’s designed to reliably process contact signals from field devices.

Product Description

The SDV144 is a 16-channel digital input module featuring module isolation. This isolation helps to prevent electrical interference between channels and protects the control system from loop faults. It’s built with high-grade industrial components, ensuring stable operation in demanding environments.

Product Parameters

Here are the key specifications for the Yokogawa SDV144:

• Model: SDV144
• Number of Inputs: 16 channels, module isolation
• Input Signal: No-voltage contact
  • ON Resistance: 1 kΩ maximum
  • OFF Resistance: 100 kΩ minimum
• Input Current: 6 mA ± 20% (with external 24 V DC power supply at 0 Ω input)
• Contact Rating: 24 V DC +20% / -10%, 10 mA or greater (Note: for S1, S2, S3 style codes, it’s 24 V DC ± 5%)
• External Power Supply: 24 V DC +20% / -10% (Current Capacity: 200 mA)
• Instantaneous Maximum Permissible Input Voltage: 30.0 V DC
• Input Response Time: 40 ms maximum
• Withstand Voltage: 2 kV AC between input signal and system for 1 minute (16-input line collectively connected). Note: May be 500 V AC when using a dedicated signal cable and SED4D terminal board.
• Current Consumption:
  • 290 mA maximum (5 V DC)
  • 140 mA maximum (24 V DC)
• Weight:
  • Approx. 0.36 kg (for pressure clamp terminal block or MIL cable)
  • Approx. 0.41 kg (with signal cable interface adapter)
• External Connection Options: Pressure clamp terminal, MIL cable, Dedicated signal cable (e.g., AKB331)
• Operating Temperature Range: -20 to 70°C (with ISA Standard G3 compatibility for some models)

Product Advantages

The Yokogawa SDV144 offers several key advantages for industrial control applications:

• High Reliability and Durability: Designed with rugged industrial components, it operates stably in harsh conditions including high temperature, vibrations, and strong electromagnetic interference.
• Module Isolation: Optoelectronic isolation for each input channel effectively prevents electrical coupling interference and protects the control system from faults.
• Safety Compliance: It adheres to international standards like IEC 61131-2, contributing to high safety and system stability.
• Advanced Diagnostics: The embedded diagnostic mechanism continuously monitors the status and abnormalities of each input channel, reducing maintenance frequency and system downtime.
• Hot-Swappable Capability: The module can be hot-swapped without interrupting system operation, minimizing downtime for maintenance or upgrades.
• Integration with Yokogawa Systems: Seamlessly integrates with Yokogawa’s CENTUM VP and ProSafe-RS systems, ensuring high performance and system reliability.
• Fault Tolerance (with PRP): Some versions, like the SDV144-S33/PRP S4, support Parallel Redundancy Protocol (PRP) for fault-tolerant communication, crucial for mission-critical environments.
• Environmental Protection: The circuit board often features a protective coating to enhance resistance to moisture, dust, and corrosion.

Precautions

To ensure safe and optimal operation of the Yokogawa SDV144, consider the following precautions:

• Follow User Manuals: Always operate the product in accordance with the specifications and instructions provided in the official Yokogawa User Manuals. Misuse can impair the product’s protection.
• External Safety Circuits: If any additional protection or safety circuits are required for the controlled system or the product itself, install them externally.
• Approved Spare Parts: Use only spare parts and consumables approved by Yokogawa for replacement.
• Intended Use: Do not use the product or its accessories (e.g., power cords) with unapproved devices or for purposes other than those intended by Yokogawa.
• No Modifications: Modification of the product is strictly prohibited.
• Proper Grounding: Ensure the protective conductor terminal and functional grounding terminal are properly grounded to prevent electric shock.
• Environmental Conditions: Operate the module within its specified temperature and humidity ranges.
• Cable Compatibility: When connecting the SDV144, especially for certain withstand voltage ratings, use dedicated signal cables as specified by Yokogawa. The withstand voltage can vary depending on the type of cable (e.g., MIL connector cables vs. dedicated signal cables).

Product Applications

The Yokogawa SDV144 digital input module is widely utilized in various industrial sectors that require reliable and high-performance digital signal acquisition. Its applications include:

• Oil & Gas: Upstream, downstream, and LNG facilities for process control and safety systems.
• Chemical Processing: In chemical plants for monitoring and controlling various processes.
• Power Generation: Used in power plants for managing critical digital inputs related to turbines, generators, and other equipment.
• Petrochemical Industry: For automation and safety in refining and petrochemical production.
• Heavy Industries: General heavy industrial applications where robust digital input monitoring is essential.
• Manufacturing: For various control and monitoring tasks in discrete and process manufacturing.
• Safety Instrumented Systems (SIS): A core component in safety applications like Emergency Shutdown (ESD), Fire & Gas (F&G), and Burner Management Systems (BMS) due to its high reliability and diagnostic capabilities.
• Distributed Control Systems (DCS): Integrates with DCS platforms like Yokogawa’s CENTUM VP for overall plant automation and control.

Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!

We have the same series of models in stock.  If you don’t find the model you need, please contact us and we will provide you with an official quotation！

Colour：new Warranty: 12 months
Lead Time：3-day working day Country of origin: Japan
Price: Please contact us Product weight：0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service

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