Description
The Yokogawa F3YD64-1A is a 64-point digital transistor (TR) output module designed for the FA-M3 programmable logic controller (PLC) platform. It manages high-density discrete logic commands, interfacing controller CPU logic states with external field actuators such as pilot lamps, small relays, and solenoid valves in industrial automation systems.
Procurement and Availability
- Condition: New Surplus / Factory Sealed or Refurbished (tested working)
- Standard Lead Time: 1 to 2 weeks (subject to prior sale)
- 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 | F3YD64-1A |
| Product Series | FA-M3 PLC Platform |
| Module Type | Digital Transistor Output Module |
| Number of Outputs | 64 points |
| Output Type | Transistor (Sink type) |
| Rated Load Voltage | 24 V DC (Operating range: 20.4 to 26.4 V DC) |
| Max Load Current | 0.1 A per point |
| Isolation Method | Photocoupler isolation |
| External Connection | 40-pin connector (compatible with standard Yokogawa cable assemblies) |
| Current Consumption | 120 mA max (5 V DC internal logic supply) |
| Operating Temperature | 0 to +55 °C |
Engineering Integration Notes
When deploying high-density 64-point modules like the F3YD64-1A in FA-M3 racks, verify that the internal 5 V DC power supply capacity of the base unit can support the 120 mA logic draw alongside other installed cards. Because this module utilizes a transistor sink configuration, ensure external load common lines are correctly wired to the positive 24 V DC rail to prevent reverse-polarity conduction issues.
Field connections rely on high-density 40-pin flat cable connectors rather than direct screw terminals. Use pre-fabricated interposing terminal blocks and shielded cable assemblies to reduce wiring inductance and protect internal output drivers from inductive kickback when driving inductive loads like small control relays.
Frequently Asked Questions
Q: Can the F3YD64-1A drive AC loads directly?
A: No. This is a 24 V DC transistor sink output module. Direct connection to AC voltages will permanently damage the internal output transistors. Use interposing electromechanical relays for AC load control.
Q: What pre-built cable options are recommended for this module?
A: Yokogawa offers dedicated plug-and-play connector-to-terminal block conversion cables (such as the KS series) designed to match the 40-pin interface of the F3YD64-1A. Verify pinout diagrams before third-party cable fabrication.
Q: Does this module feature built-in short-circuit protection?
A: Standard -1A variants rely on external fusing for short-circuit protection. Verify system protection design requirements to ensure external fast-blow fuses are installed on common power rails.
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