Product Overview
The YOKOGAWA ALR121-SE1 functions as a critical Communication Module, providing a versatile serial interface for connecting the control system to various external devices. This essential YOKOGAWA component is primarily designed to support the RS-232C standard, enabling reliable data exchange with external equipment such as supervisory computers, third-party PLCs, printers, or specialized instruments. The ALR121−SE1 ensures data integrity and protocol conversion, facilitating seamless integration of diverse hardware into the control architecture.
Detailed Technical Specifications of the ALR121−SE1
The YOKOGAWA ALR121-SE1 communication module features dual serial ports for flexible device communication and redundancy.
| Parameter | Specification |
|---|---|
| Model Number | ALR121−SE1 |
| Category | Serial Communication Module |
| Dimensions | 130 mm × 100 mm × 42 mm (H × W × D) |
| Weight | 0.25 kg |
| Operating Temperature | 0 to 55 °C |
Serial Communication and Isolation
The RS-232C standard is commonly used for short-distance, point-to-point communication. The ALR121−SE1 processes the serial data stream, managing the protocol stack and physical layer signaling. The module's internal design includes electrical isolation, protecting the control system's backplane from ground loops and electrical noise from external serial devices. This makes the ALR121−SE1 a robust solution for connecting to legacy or specialized serial equipment.
Frequently Asked Questions (FAQ)
Q1: What communication standard does the ALR121−SE1 module support?
A1: The ALR121−SE1 primarily supports the RS-232C serial communication standard.
Q2: How many ports does the ALR121−SE1 module have?
A2: The module typically has two serial ports, allowing it to interface with two separate external devices simultaneously.
Q3: Is the ALR121−SE1 suitable for connecting to fieldbus devices?
A3: No, the ALR121−SE1 is designed for general-purpose serial communication (RS−232C). For protocols like FOUNDATION Fieldbus or PROFIBUS, dedicated modules are required.
Q4: What is your policy if the module has a quality issue upon arrival?
A4: We support a 30-day return window if there are any quality issues with the YOKOGAWA ALR121-SE1 module.
| Quick Quotes | Receive price & availability FAST from our dedicated customer service team. |
|---|---|
| Delivery | Expedited, Freight, And International Shipping Available. |
| Condition | 100% New with Original Package |
| Payment | We accept American Express, Discover, MasterCard, PayPal, and Visa. Our site is secured by RapidSSL. |
| Shipping Port | ShangHai, Xiamen |
| Warranty | 12 Months |
| Q: Is Our Pricing Competitive? |
| A: Yes, we collaborate with over 50 countries worldwide. As a top supplier in China, we offer significant discounts based on market trends. |
| Q: What Is the Warranty Period? |
| A: All our new and original products come with a standard one-year warranty. |
| Q: What Payment Methods Do We Accept? |
| A: We require 100% T/T (Telegraphic Transfer) payment before shipping. For items with a lead time, a 30% deposit is needed upfront, and the remaining 70% is due before shipping. If you have a representative in China, you can arrange an RMB transfer through them. |
| Q: What Shipping Methods Do We Use? |
| A: We primarily use FedEx, DHL, UPS, and BRE for shipping. If you have an account with any of these carriers, you can handle shipping directly. We also offer free shipping to China-based freight forwarders. |
| Q: What Is Our Delivery Time? |
| A: Delivery usually takes 1-3 days after receiving the initial payment. For items with a lead time, shipping will occur according to the specified schedule. |
| Q: How Do We Package the Goods? |
| A: We ensure safe packaging with multiple layers of protection. Products are first placed in their original boxes and sealed with labels. A layer of bubble wrap is then added for collision protection during transit. Finally, the items are packed securely in durable boxes. |
| Q: How Can Customers Contact Us and Request a Quote? |
| A: You can reach out to us via email, WhatsApp, WeChat, Skype, or your preferred communication platform. Contact us with your needs, and we'll provide a prompt, customized quote. |
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