ALF111-S50 Yokogawa Fieldbus Comm Module | 4-Port Type

Yokogawa ALF111-S50 FOUNDATION Fieldbus Module

Connect your system with the reliable Yokogawa ALF111-S50 module. This is a key communication module for industrial networks. It links controllers to field devices easily. Perfect for building stable and efficient process control systems.

• Standard Communication: Connects up to 32 devices on one segment.
• Easy Setup: Uses simple pressure clamp terminals.
• Flexible & Reliable: Supports dual-redundancy for no downtime.
• Wide Compatibility: Mounts on multiple Yokogawa node units.

Technical Specifications

Brand: Yokogawa
Model: ALF111-S50 (Standard Type, No Explosion Protection)
Module Type: FOUNDATION Fieldbus Communication
Interface: Fieldbus (Low Speed Voltage Mode)
Ports: 4 Ports (1 segment per port)
Transmission Speed: 31.25 kbps
Max Devices/Segment: 32 Units
Max I/O Points/Segment: 48 Points
High-Speed I/O Points: Up to 6 Points
Communication Functions: LAS, Clock Master
Redundancy: Dual-redundancy Supported
Withstanding Voltage: 1500 V AC for 1 minute
Current Consumption: ≤ 0.5 A
Connection: Pressure Clamp Terminals
Installation: Mounts on ANB10, ANB11, AFV30, AFV40, A2FV50, A2FV70
Weight: Approx. 0.40 kg

FAQs

What is the main purpose of the ALF111 module?
Its main job is to connect your central control system to field instruments like sensors and valves using the FOUNDATION Fieldbus standard.

How many devices can I connect to one ALF111-S50?
You can connect a maximum of 32 field devices on each of its four communication segments for wide network coverage.

Can this module be used for critical processes?
Yes, it supports a dual-redundancy setup. Installing two modules protects your system if one fails.

What is needed for wiring?
Wiring is simple with its removable terminal blocks. The blocks have built-in terminators you can switch on or off as needed.

Is special software required for configuration?
Configuration is done through the Yokogawa control system software where the ALF111 module is installed and recognized.

Package & Support

You will receive: 1x Yokogawa ALF111-S50 Communication Module. The product is protected by a 12-month warranty. We ship quickly using FedEx, UPS, or DHL.