F3LC11-2F Yokogawa FA-M3 PC Link Module Serial Interface

Availability: 10 left in stock

Yokogawa F3LC11-2F FA-M3 PC Link Communication Module Configured for high-speed serial data exchange and remote monitoring in FA-M3 and FA-M3V...

SKU: F3LC11-2F

Manufacturer: Yokogawa
Product No.: F3LC11-2F
Product Type: Communication Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 100g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa F3LC11-2F FA-M3 PC Link Communication Module

Configured for high-speed serial data exchange and remote monitoring in FA-M3 and FA-M3V PLC platforms, the Yokogawa F3LC11-2F (F3LC11-2F PC Link Communication Module) provides direct physical and electrical execution of serial network protocols without disturbing host controller operations. The module interfaces target base units directly with external computer platforms, human-machine interfaces, and supervisory control networks.

Hardware Specifications

Parameter	Specification
Model	F3LC11-2F
Brand	Yokogawa
Origin	Japan
Weight	0.1 kg (0.22 lbs)
Dimensions	102 mm x 25 mm x 102 mm (4.0 in x 1.0 in x 4.0 in)
Operating Temp	0 to 55 deg C
Storage Temp	-20 to 75 deg C
Power Consumption	0.5 W
System Compatibility	FA-M3 / FA-M3V Base Units
Communication Interfaces	RS-232C, RS-422A, RS-485
Maximum Baud Rate	Up to 115.2 kbps
Communication Protocols	ASCII-based communication, Proprietary FA-M3 PC Link
Maximum Connected Devices	Up to 32 FA-M3 units (via RS-422A/485)
System Capacity	Manages remote RUN/STOP, program load/save, error logs
Mounting Method	Dedicated FA-M3 base unit slot
Tariff Code	8517620050

Channel-to-Channel Isolation and Differential Signal Conditioning

The Yokogawa F3LC11-2F incorporates galvanically isolated serial transceivers engineered to mitigate ground potential differences across industrial plant networks. When deployed over RS-422A or multipoint RS-485 physical layers, internal signal conditioning circuitry suppresses common-mode noise across long-distance cable runs extending to peripheral control hardware. The communication controller handles ASCII message formatting, frame validation, and event-driven data packet updates autonomously. Consequently, offloading these cyclic communications tasks from the main execution rack prevents expansion overhead and guarantees deterministic ladder execution inside the host CPU backplane.

Frequently Asked Questions

Q: How does the F3LC11-2F prevent communication bus contention when operating on multi-drop RS-485 networks?

A: The module relies on proprietary FA-M3 PC Link arbitration protocols alongside high-speed driver tristate control. When addressing up to 32 interconnected FA-M3 units, the physical transceiver enables output drivers strictly during frame transmission windows, maintaining high impedance during receive cycles to eliminate cross-talk and bus collision.

Q: Can the serial communication parameters be altered dynamically without interrupting host controller execution?

A: Yes, communication parameters including baud rate selection up to 115.2 kbps, framing bits, and parity configurations can be written via system utility software or dedicated ladder instructions. Parameter latching occurs in local module memory without requesting a full processor reset or dropping host PLC RUN execution.

Field Installation Guidelines

Proper physical mounting and electrical grounding prevent serial data corruptions and hardware degradation in harsh industrial environments:

Power Verification & Slot Insertion: Turn off all primary logic power supplied to the FA-M3 base unit prior to insertion. Align the F3LC11-2F edge connector with the target backplane slot guides, pressing firmly until the top and bottom retaining mechanisms engage fully.
Cable Shielding & Grounding Integrity: Route all RS-232C, RS-422A, or RS-485 communication cables separately from high-voltage AC lines and variable frequency drive outputs. Earth the overall braided shield at a single point (typically the main control cabinet ground bar) to prevent ground loops.
Termination Resistors: When configuring multi-drop network topologies over RS-422A or RS-485, ensure proper 120-ohm termination resistors are switched in or wired across the physical end-of-line nodes to eliminate signal reflections.
Conduit and Strain Relief: Fasten all serial interface connectors tightly using the integral retaining screws. Secure cables with strain-relief clamps within 100 mm of the module faceplate to protect terminal solder joints against mechanical vibration.

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