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Yokogawa ALF111-S50 FOUNDATION Fieldbus Communication Module

17 in stock

Manufacturer: Yokogawa
Product No.: ALF111-S50
Product Type: FOUNDATION Fieldbus Communication Module
Condition: Brand New
Payment: T/T, Western Union
Weight: 0.4 kg
Dimensions: 3.2 cm × 10.6 cm × 13 cm
Shipping port: Xiamen
Warranty: 12 months

Description
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Overview

The Yokogawa ALF111-S50 is a FOUNDATION Fieldbus communication module that connects Field Control Stations (FCS) to fieldbus devices. It functions as a Link Active Scheduler (LAS) and Clock Master to coordinate communication across the network. The module supports up to 32 devices per segment and up to 48 control I/O points. It ensures stable, synchronized data exchange in industrial automation systems. Its rugged design suits typical industrial environments.

Technical Specifications

Model: ALF111-S50
Type: FOUNDATION Fieldbus Communication Module
Manufacturer: Yokogawa Electric Corporation
Interface: FOUNDATION Fieldbus (Low-Speed Voltage Mode)
Transmission Speed: 31.25 kbps
Functionality: Link Active Scheduler (LAS), Clock Master
Bus Connection: Pressure clamp terminals with built-in terminators
Installation Compatibility: ANB10, ANR10, AFF50, AFV30, AFV40, AFV10
Control I/O Channels: Up to 48 points per segment
Fieldbus Devices: Maximum 32 devices per segment (including ALF111)
Withstanding Voltage: 1500 V AC for 1 minute (field-to-system, channel-to-channel)
Current Consumption: ≤ 0.5 A
Weight: 0.4 kg
Redundancy Support: Dual-redundant configuration available
Operating Temperature: –20°C to +70°C
Ports: 4 ports (1 segment per port)
Isolation: 1500 V AC for 1 minute (field-system, channel-channel)
Suffix Codes:
- -S: Standard type
- 5: No explosion protection
- 0: Basic type

Payment: T/T, Western Union.

Shipping port: Xiamen.

Lead time: Typically 1–3 working days after payment confirmation (subject to stock).

Worldwide delivery: We ship industrial automation parts to customers around the world. Freight is quoted with your RFQ.

F.A.Q.

Common questions about quotes, shipping, warranty and returns

Click Request a Quote on the product page and send us the part number, required quantity, and destination country. Our sales team will reply with current availability, pricing, and estimated delivery time.

In-stock items are normally prepared after payment and order confirmation. Most orders are dispatched from our warehouse in China, although the shipping location may vary depending on current stock.

Yes. We ship industrial automation parts to customers worldwide. Shipping cost and transit time depend on the destination, package weight, product size, and local import requirements.

We commonly use DHL, FedEx, UPS, and other international courier services. The carrier can be selected according to the destination, delivery speed, shipment size, and customer requirements.

Our products are generally covered by a 12-month warranty. Eligible products may also be returned under our 30-day refund policy. Please contact our team before returning any item to confirm the applicable terms and return instructions.