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- ALR121-S00 S1
In Stock
· Product image is representative; revision or series may vary. Contact us to request a specific version.
Warranty Policy
We provide 1 year warranty for all remaining parts.
The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
Return Notice
The warranty period is one year from the date of shipment, unless otherwise stated in the parts description. We guarantee that the project will not exhibit functional defects that may occur under normal operating conditions during the warranty period.
In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
In the event of a defect, we will send new equipment, repair equipment or refund the purchase price based on our availability. You must contact us to obtain a return authorization and return the defective device to us within 14 days of reporting the defect.
How to order?
We have been working hard to update our inventory. If we have stock or parts available for new factory purchases, you can contact the order online.
If we do not currently have an inventory, the displayed quantity will show "Ask". Please create an online quote or contact us by phone, fax or email to check availability.
Parts Availability
Amikon offers a wide range of components, products and services related to industrial automation. We have a large surplus of stocks and are also distributors of new products from a variety of quality manufacturers.
Technical specifications for ALR121-S00 S1
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Product ModelALR121-S00 S1
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Spare ModelALR121-S00
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Product ParametersCommunications Module
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Tariff Code8537101190
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Country of originJAPAN
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Place of shipmentXiamen, China
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In stock10 units
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Estimated Shipping Size3.2x14.3x13cm
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ManufacturerYokogawa
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Weight0.3 kg
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InterfaceRS-422/RS-485
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Connection methodPoint-to-point (RS-422) Multipoint (RS-485)
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Communication functionHalf-duplex
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Synchronization methodStart-stop synchronization
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Transmission speed1200/2400/4800/9600/19200/38400 bps
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Transmission codebinary
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Character length8 bits
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Stop bit length1/2 bit
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Transmission distanceMaximum 1200 m
Description
SERIAL COMMUNICATION MODULE
2 PORT
RS-422/RS-485
HALF DUPLEX
START-STOP SYNCHRONIZATION
BINARY TRANSMISSION CODE
2 PORT
RS-422/RS-485
HALF DUPLEX
START-STOP SYNCHRONIZATION
BINARY TRANSMISSION CODE
Information
Overview
Manuals
Technical notes
Product Applications
Hardware Installation
Features:
- Serial communication modules
- RS-422/RS-485
- 1200/2400/4800/9600/19200/38400 bps
- Maximum 1200 m
The ALR121-S00 S1 ABB Serial communication module may still be available for purchase and support from Amikon Limited beyond End-Of-Life (EOL) by the manufacturer (OEM).
Yokogawa ALR121-S00 S1 Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
The Yokogawa ALR121-S00 S1 is a high-performance Serial Communication Module designed for seamless data exchange between Yokogawa Field Control Stations (FCS) and various industrial subsystems. It features two ports and supports both RS-422 and RS-485 protocols, making it a versatile interface for distributed control systems (DCS) and programmable logic controllers (PLC).
- Oil & Gas and Petrochemical:Integrates instruments & flow meters for stable production data tracking
- Pharmaceutical Manufacturing:High precision & traceability for temp, pH & remote control
- Power Generation:Connects DCS to safety & monitoring subsystems for continuous operation
- Food & Beverage:Manages production cycles & maintains consistent environmental conditions
This content has been produced using multiple sources.Amikon takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
Mounting: Insert the module into an available I/O slot on a compatible Field Control Unit or ESB Bus Node Unit (ANB10, ANB11).
Dual Redundancy: To enable redundancy, install two modules.
Connectors: Use the two D-sub 9-pin female ports or the 5-pole terminal block.
Cabling: Recommended cables include the AKB131 or AKB132 series. For RS-485 multipoint, use 2-wire or 4-wire shielded twisted pair cables.
Grounding: Connect the functional grounding (FG) terminal to a high-quality ground to minimize signal noise.
FAQs
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What is the ALR121-S00 S1？+It is a serial communication module (RS-422/RS-485) designed for use with Yokogawa's CENTUM VP and ProSafe-RS systems
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What do the S00 and S1 suffixes indicate?+These generally relate to the version, ISA Standard G3 coating (optional), and compliance standards, often referring to a "Basic type" with no explosion protection for S00.
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Is this product brand new?+Yes, Yokogawa ALR121-S00 S1 is brand new, original, unused, and factory sealed
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What is the ALR121-S00 designed for?+It acts as a serial communication module for CENTUM VP/CS 3000 field control stations, enabling data exchange (read/write) with external devices via RS-422/485
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What is the difference between ALR121-S00 and ALR111?+The ALR121 supports RS-422/RS-485, while the ALR111 supports RS-232C.
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Disclaimer: Amikon Limited sells new and surplus products and develops channels for purchasing such products. Amikon Limited is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Amikon Limited is not an authorized distributor of this product, the Original Manufacturer's warranty does not apply. Amikon Limited is not an authorized distributor, dealer, or representative of the products displayed on this website. All product names, trademarks, brands, and logos used on this website are the property of their respective owners. The description, explanation, or sale of products with these names, trademarks, brands, and logos is for identification purposes only and is not intended to indicate any association with or authorization from any rights holder.
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