Product Overview
The Yokogawa ACM22RS-422/485 serves as a high-performance serial communication interface within industrial automation architectures. This module facilitates seamless bi-directional data exchange between a central controller and peripheral field devices. It supports both RS-422 and RS-485 standards, ensuring robust connectivity across distributed control system (DCS) nodes.
Part Number Breakdown
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ACM22: Designates the specific series of the Communication Interface Module.
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RS: Indicates the Serial Communication functional type.
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422/485: Specifies the supported electrical standards for differential signaling.
Technical Specifications
| Attribute | Details |
|---|---|
| Condition | 100% Brand New, Original Factory Sealed |
| Interface Type | RS-422 / RS-485 |
| Dimensions | 130mm x 100mm x 45mm |
| Weight | 0.4 kg |
| Mounting | Rack-mounted or DIN-rail compatible |
Engineering Advantages
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Noise Immunity: The module utilizes differential signaling to negate electromagnetic interference (EMI) in harsh factory environments.
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Space Optimization: The compact 45mm width allows engineers to maximize high-density cabinet space during system expansion.
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Long-Distance Reliability: RS-422/485 protocols allow this module to maintain signal integrity over cable runs exceeding 1000 meters, bridging the gap between remote field instruments and the control room.
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Simplified Integration: Direct compatibility with Yokogawa software environments eliminates the need for complex third-party drivers or protocol converters.
FAQs
Does this module support half-duplex and full-duplex communication?
Yes, the module supports 2-wire half-duplex (RS-485) and 4-wire full-duplex (RS-422) configurations based on the user-defined wiring and jumper settings.
Is this unit compatible with legacy Yokogawa systems?
The ACM22RS-422/485 integrates with most standard Yokogawa DCS racks that accept ACM-series modules; however, users should verify specific firmware compatibility in the system builder.
How does the module handle signal termination?
Engineers must install external termination resistors at the end of the bus line to prevent signal reflection, as the module provides the interface ports but requires proper bus termination for long-distance stability.
| 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? |
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