The Yokogawa NFDV551 is a 32-channel digital output module designed for the FCN / FCN-RTU / STARDOM distributed control system, providing stable ON/OFF control signals for industrial field devices.
It is engineered for high-speed switching and long-term reliability in demanding process environments. The module is widely used to drive solenoid valves, relays, alarms, motor starters, and indicator lamps, making it a core component in modern automation and safety systems.
With strong electrical isolation and fast response characteristics, the NFDV551 ensures precise deterministic control output in mission-critical applications.
Technical Specifications (Industrial Digital Output Performance Module)
| Parameter | Details |
|---|---|
| Model | NFDV551 |
| Brand | Yokogawa |
| Product Type | Digital Output Module |
| Channels | 32 channels |
| Output Type | Transistor (current sink) |
| Rated Output Voltage | 24 V DC |
| Load Voltage Range | 20.4 – 26.4 V DC |
| Max Load Current | 100 mA per channel |
| Output ON Voltage Drop | ≤ 2 V DC |
| Output OFF Leakage | ≤ 0.1 mA |
| Isolation Strength | 2000 V AC (field to system) |
| Response Time | ≤ 3 ms |
| Output Groups | 16-channel grouped commons |
| Power Consumption | 5 V DC / 24 V DC field supply supported |
The NFDV551 is a 32-channel high-density digital output module featuring fast switching (≤3 ms) and robust isolation for industrial automation systems.
Physical Dimensions & Weight
| Item | Specification |
|---|---|
| Dimensions (W × H × D) | 32.8 × 107.5 × 130 mm |
| Weight | ~0.2 kg |
Recommended Related Models (System Expansion Options)
- Yokogawa NFDV541 – Analog input module (system companion I/O)
- Yokogawa NFDV151 – Digital input module (32-channel DI)
- Yokogawa NFDV161 – High-density 64-channel digital input module
- Yokogawa NFDR541 – Digital output expansion module
- Yokogawa NFBU200 – Base module (system rack)
Popular Yokogawa Models (Core Automation Hardware)
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