Description
The Yokogawa F3XD64-3N is a high-density 64-point digital DC input module designed for the FA-M3 programmable logic controller (PLC) platform. It processes discrete binary status signals from field devices—such as limit switches, photoelectric sensors, and dry relay contacts—converting external voltage states into clean, isolated logic levels for the central processing unit.
Procurement and Availability
- Condition: New Surplus / Factory Sealed or Refurbished (tested working)
- Standard Lead Time: 1 to 3 weeks (subject to prior stock availability)
- Warranty: 12-month standard replacement warranty
- Pricing: Indicative market pricing applies; contact engineering sales for a firm quote.
Technical Specifications
| Parameter | Value |
| Manufacturer | Yokogawa |
| Model Number | F3XD64-3N |
| Product Series | FA-M3 PLC Platform |
| Module Type | Digital DC Input Module |
| Number of Inputs | 64 points |
| Input Type | DC Voltage (Sink / Source compatible) |
| Rated Input Voltage | 24 V DC |
| Operating Voltage Range | 20.4 to 26.4 V DC |
| Rated Input Current | Approx. 4.1 mA per point (typical) |
| Isolation Method | Photocoupler isolation |
| External Connection | 40-pin connector (compatible with standard Yokogawa pre-built cables) |
| Internal Power Consumption | 75 mA max (5 V DC backplane supply) |
| Operating Temperature | 0 to +55 °C |
Engineering Integration Notes
When integrating the F3XD64-3N into an FA-M3 backplane, verify that the total internal 5 V DC current draw across all neighboring modules does not exceed the power supply unit’s backplane rating. Because this module packs 64 channels into a single slot, proper thermal distribution within the control cabinet is critical, particularly if all 64 inputs remain simultaneously energized for extended operational cycles.
Field wiring relies on a high-density 40-pin connector interface rather than individual screw terminals. Utilize pre-assembled interposing terminal blocks and shielded multi-conductor cables to minimize induced noise in high-electromagnetic interference (EMI) environments. Configure software input filter times via the programming toolset to suppress contact bounce on mechanical field switches.
Frequently Asked Questions
Q: Can the F3XD64-3N accept both sinking and sourcing field sensor outputs?
A: Yes, this module supports flexible sink/source configurations. Ensure that the common polarity of the external power supply matches your connected field transmitter wiring configuration.
Q: What is the standard response time for inputs on this card?
A: Hardware response filters are typically configurable via ladder logic or DIP settings, allowing filter adjustments from microseconds up to several milliseconds to balance noise rejection against signal detection speed.
Q: Are pre-fabricated cable assemblies available for this 40-pin connector?
A: Yes, Yokogawa provides standard plug-and-play cable and terminal block sets (such as the KS series) designed to map the 40-pin block directly to standard DIN-rail terminal blocks.
| Yokogawa NFPW444 – I/O Module for Yokogawa CENTUM VP Control Systems |
| YOKOGAWA CP471-00 – CENTUM VP Processor Module |
| Yokogawa CP451-51 – Field Control Unit (FCU) Processor Module |
