The Yokogawa NFDV561-P00, also cataloged as the NFDV561 Digital Output Module, operates as a dedicated hardware component for large-scale digital output control within STARDOM autonomous controller platforms.
| Parameter | Specification |
|---|---|
| Model | NFDV561-P00 |
| Brand | Yokogawa Electric Corporation |
| Origin | Japan |
| Weight | 0.3 kg |
| Dimensions | 32.8 x 119.9 x 130 mm |
| Operating Temp | -20 to +70 deg C |
| Power Consumption | 3.5 W typical |
| Number of Output Channels | 64 channels (current sink type) |
| Rated Load Voltage | 24 VDC |
| Operating Voltage Range | 20.4 to 26.4 VDC |
| Load Current Capacity | 100 mA per channel |
| Maximum ON Voltage | 2 VDC or less |
| OFF State Leakage Current | 0.1 mA or less |
| Isolation Voltage (Output to System) | 2000 VAC for 1 minute |
| Isolation Voltage (Between Commons) | 500 VAC for 1 minute |
| Response Time | 3 to 5 ms or less |
| Storage Temperature | -40 to +85 deg C |
| Humidity Range | 5 to 95% RH (non-condensing) |
| External Connection | Dual MIL 50-pin connectors |
This component executes solid-state switching cycles across 64 high-density current sink circuits, integrating directly into automated plant distributed control systems (DCS). The hardware architecture implements robust channel-to-channel isolation matrices alongside an optocoupler network to achieve a 2000 VAC isolation threshold between the logic circuits and external load loops. By providing continuous suppression of cross-talk and transient interference, the solid-state design eliminates mechanical actuation delays, driving response execution down to less than 5 ms for critical interlock commands.
Q: What precautions prevent unintended device activation caused by the solid-state design?
A: Because this solid-state module exhibits an OFF-state leakage current up to 0.1 mA per channel, you must verify that the connected field relays or solenoids possess a minimum drop-out current threshold greater than this value to ensure reliable state transition.
Q: Is this module qualified for deployment in hazardous areas requiring explosion protection?
A: No. The "P00" suffix indicates a general-purpose, non-explosion-protected design. For applications in classified environments, you must install external intrinsically safe isolation barriers between this module and the field devices.
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