Your Trusted PLC & DCS Supplier!
100% Original, Ready to Ship!

Yokogawa Electric/

Home

Products

Yokogawa Electric

Yokogawa ALF111-S50 Fieldbus Communication Module

ABB CI920N 3BDS014113 Communication Interface for Industrial Automation

Yokogawa ALF111-S50 Fieldbus Communication Module

Name: Yokogawa ALF111-S50 Fieldbus Communication Module
Brand: Yokogawa Electric
SKU: 4776
Availability: InStock
Rating: 5.0 (1 reviews)

Brand:Yokogawa Electric
Item No.:ALF111-S50
Product Origin:Japan
Product Dimensions:120 mm*80 mm*70 mm
Product Weight:0.42 kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
Evaluation:

0.0

Points

Send Inquiry

Product Details
Product Applications
Product Advantages
Technical FAQs
Contact

Introduction | Seamless Fieldbus Connectivity

The Yokogawa ALF111-S50 Fieldbus Communication Module is designed to provide reliable and high-speed communication between field devices and Yokogawa control systems. Engineered for CENTUM VP, CENTUM CS, and FAST/TOOLS environments, this module ensures deterministic and robust data transfer in industrial automation networks. With advanced diagnostics, robust isolation, and easy integration, the ALF111-S50 supports modern process control needs while maintaining system stability.

Technical Specifications | Electrical & Mechanical Overview

Specification	Detail
Module Type	Fieldbus Communication Module
Supported Protocol	FOUNDATION Fieldbus H1
Communication Ports	2 independent fieldbus channels
Data Rate	31.25 kbps (standard H1 speed)
Isolation	Galvanic isolation for field and system sides
Diagnostics	Built-in error detection and network health monitoring
Mounting	Rack-mounted or DIN-rail compatible
Operating Temperature	0 °C to 55 °C
Storage Temperature	–20 °C to 70 °C
Humidity	5%–95% RH, non-condensing

Applications | Typical Industrial Use Cases

Connecting multiple FOUNDATION Fieldbus H1 devices to Yokogawa control systems
Data acquisition from distributed field instruments, sensors, and actuators
Integrating field devices into CENTUM VP, CENTUM CS, or FAST/TOOLS automation networks
High-reliability communication in process plants like chemical, petrochemical, and power generation
Network diagnostics and monitoring for preventive maintenance

Advantages | Why Choose ALF111-S50

Reliable Fieldbus Communication: Ensures deterministic and stable data transfer.
Dual-Port Connectivity: Supports redundancy or separate device networks.
Advanced Diagnostics: Provides clear network status and error detection for maintenance.
Easy Integration: Rack or DIN-rail mounting simplifies installation in control cabinets.
Industrial-Grade Durability: Withstands environmental stress typical of process automation environments.

Technical FAQs | Quick Reference

Which protocol does this module support?
FOUNDATION Fieldbus H1.
How many communication channels are available?
Two independent fieldbus ports.
Is the module electrically isolated?
Yes, galvanic isolation ensures safe and reliable operation.
Can it operate in continuous industrial environments?
Yes, designed for 24/7 operation.
What is the maximum data rate?
31.25 kbps, standard for H1 fieldbus.
Is it compatible with Yokogawa CENTUM systems?
Fully compatible with CENTUM VP, CENTUM CS, and FAST/TOOLS.
Does it support network diagnostics?
Yes, built-in diagnostics monitor network health and communication errors.
How is it mounted?
Supports both rack and DIN-rail mounting.
Can it connect to multiple devices?
Yes, supports standard FOUNDATION Fieldbus device networks.
Which industries benefit most from this module?
Chemical, petrochemical, power generation, water treatment, and general process automation industries.

Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China