产品介绍
The Yokogawa NFDV161-P50 S2 Digital Input Module is a high-performance component designed for reliable signal acquisition in distributed control systems (DCS) and safety instrumented systems (SIS). Developed for the Yokogawa CENTUM VP and ProSafe-RS platforms, this module is optimized for processing multiple digital input signals simultaneously, ensuring seamless integration with industrial automation systems.
The NFDV161-P50 S2 provides robust input handling, secure isolation, and advanced diagnostics that guarantee dependable operation in mission-critical applications. Its modular structure makes it ideal for large-scale plants where scalability, maintainability, and long-term system availability are paramount.
产品规格
| Parameter | 描述 |
|---|---|
| 型号 Number | NFDV161-P50 S2 |
| Type | Digital Input Module |
| Number / Input Channels | 16 channels |
| Input Signal Type | 24 V DC (dry contact / wet contact supported depending on configuration) |
| Input Voltage Range | 18 – 32 V DC |
| Input Current | Approx. 5 mA per channel |
| Input Response Time | < 5 ms typical |
| Isolation | Channel-to-channel and channel-to-system optical isolation |
| Power Supply Voltage | 5 V DC (from I/O bus) |
| Power Consumption | Approx. 3.5 W |
| Redundancy 支持 | 支持ed (dual redundant configuration possible) |
| Diagnostics | Self-diagnosis, line monitoring, fault detection |
| Operating Temperature | -20 °C to +55 °C |
| Storage Temperature | -40 °C to +70 °C |
| Humidity | 5 – 95 % RH (non-condensing) |
| EMC Compliance | IEC/EN standards for industrial environments |
| Dimensions (H × W × D) | 130 x 119.9 x 32.8 mm |
| 重量 | 0.3 kg |
| Mounting | Mounted on Yokogawa I/O base 件 |
| System Compatibility | CENTUM VP, ProSafe-RS |
Product Applications
The NFDV161-P50 S2 Digital Input Module is widely applied across industries where process automation and safety are essential. Typical applications include:
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Oil & Gas: Monitoring valve limit switches, emergency shutdown systems, and wellhead control.
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Petrochemical & Chemical Plants: Acquisition / pump status, interlock signals, and safety-related inputs.
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Power Generation: Turbine protection systems, auxiliary equipment monitoring, and plant interlock signals.
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Pharmaceutical & Food Processing: Monitoring production equipment states to ensure process safety.
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Water & Wastewater Treatment: Supervising pumps, gates, and other mechanical equipment status.
Product Advantages
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High Reliability: Designed for mission-critical environments with redundant support and robust isolation.
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Fast Response: Rapid input processing (< 5 ms) ensures real-time reaction to critical signals.
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Diagnostic Functions: Continuous self-checking and input line monitoring reduce downtime and maintenance costs.
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Scalability: Modular architecture supports large-scale expansion and flexible configuration.
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System Integration: Fully compatible with Yokogawa CENTUM VP and ProSafe-RS platforms, ensuring seamless engineering and maintenance.
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Compact & Lightweight: Optimized dimensions and weight reduce panel space and simplify handling.
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Proven Industrial Standards: Compliance with international standards for EMC, safety, and reliability.
常见问题 (FAQ)
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What is the maximum number / digital input channels supported by the NFDV161-P50 S2?
The module supports 16 independent digital input channels. -
Does the module support redundancy for critical applications?
Yes, it supports dual redundant configurations to ensure continuous operation. -
What is the typical response time for input signal processing?
The response time is typically less than 5 milliseconds. -
Is there channel-to-channel isolation in the NFDV161-P50 S2?
Yes, each channel is optically isolated from others and from the system bus. -
What types / digital input signals are supported?
It supports 24 V DC digital input signals, including dry and wet contact configurations. -
Does the module provide diagnostics for line faults?
Yes, the module provides line monitoring, self-diagnosis, and fault detection functions. -
What is the typical power consumption / this module?
The power consumption is approximately 3.5 W. -
Can this module operate in harsh environments?
Yes, it is designed for -20 °C to +55 °C operating temperature and up to 95% humidity. -
Which Yokogawa systems are compatible with this module?
It is fully compatible with CENTUM VP and ProSafe-RS platforms. -
What standards does the module comply with for EMC and industrial usage?
It complies with IEC/EN industrial standards for electromagnetic compatibility and safety.
Related 型号s (Same or Similar Series)
| 型号 | 描述 | Channels | Signal Type |
|---|---|---|---|
| NFDV151-P50 S2 | Digital Input Module | 8 channels | 24 V DC |
| NFDV161-P50 S2 | Digital Input Module | 16 channels | 24 V DC |
| NFAV161-P50 S2 | Analog Input Module | 16 channels | 4–20 mA / Voltage |
| NFDV121-P50 S2 | Digital Input Module | 32 channels | 24 V DC |
| NFVU161-P50 S2 | Digital Output Module | 16 channels | 24 V DC |
| NFVU121-P50 S2 | Digital Output Module | 32 channels | 24 V DC |
Popular Yokogawa 型号s (Widely Used Across Systems)
| 型号 | Type | Channels | Application |
|---|---|---|---|
| NFDV161-P50 S2 | Digital Input | 16 | Process automation, safety inputs |
| NFVU161-P50 S2 | Digital Output | 16 | Control outputs for valves and relays |
| NFAV161-P50 S2 | Analog Input | 16 | Acquisition / process variables |
| NFAU141-P50 S2 | Analog Output | 8 | Control / actuators and valves |
| CP451-10 | Processor Module | N/A | Core processing for CENTUM VP |
| CP461-10 | Processor Module | N/A | High-performance control processor |
公司信息
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