



The Yokogawa NFDV561 is a high-density digital output module designed for the FCN / FCN-RTU / STARDOM distributed control system, providing reliable ON/OFF control signals for a wide range of industrial field devices.
With support for up to 64 transistor outputs, this module is engineered for large-scale automation environments where high channel density, fast switching, and stable signal integrity are critical. It is widely used in oil & gas, petrochemical, power generation, and SCADA systems, ensuring precise actuator and relay control in mission-critical applications.
Technical Specifications (Industrial High-Performance Digital Output Architecture)
| Parameter | Details |
|---|---|
| Model | NFDV561 |
| Brand | Yokogawa |
| Product Type | Digital Output Module |
| Channels | 64 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 OFF Leakage | ≤ 0.1 mA |
| Output ON Voltage Drop | ≤ 2 V DC |
| Isolation | 2000 V AC (field to system) |
| Response Time | ≤ 3 ms |
| Output Format | Common sink output |
| Power Supply | External 24 V DC field supply required |
| System Compatibility | FCN / FCN-RTU / STARDOM |
The NFDV561 supports 64-channel transistor output with fast 3 ms response time and strong electrical isolation for reliable industrial control.
Physical Dimensions & Weight
| Item | Specification |
|---|---|
| Dimensions (W × H × D) | 130 × 107.5 × 32.8 mm |
| Weight | ~0.3 kg |
Recommended Related Models (System Expansion Options)
- Yokogawa NFDV551 – 32-channel digital output module
- Yokogawa NFDV151-P60 – Digital input module (32-channel DI)
- Yokogawa NFDV161-P00 S2 – 64-channel digital input module
- Yokogawa NFDR541 – Digital output expansion module
- Yokogawa NFBU200 – Base module (system rack)
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