Overview
The ABB PM554‑T CPU is part of the AC500 PLC series, designed for industrial automation, machine control, and process applications. It integrates processing power, digital I/O, and communication interfaces into a compact unit, providing cost-effective automation for small to medium-scale systems.
The module includes 8 digital inputs and 6 digital outputs onboard, minimizing the need for expansion in smaller installations. It also supports RS‑485 communication and two option slots for flexible expansion. Designed for 24 V DC supply voltage, the PM554‑T features robust protection against electrical disturbances, ensuring long-term reliability in harsh industrial environments.
Technical Data
| Specification | Description |
|---|---|
| Product Type | Central Processing Unit (CPU) |
| ABB Part Number | PM554‑T |
| Dimensions (W × H × D) | 82 × 135 × 74 mm |
| Net Weight | 0.281 kg |
| Operating Temperature | –10 °C to +55 °C |
Typical Applications
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Machine Automation: Controls packaging machines, conveyors, and assembly lines.
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Process Industries: Supervises pumps, mixers, and sensors in chemical and food production.
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Building Automation: Manages HVAC, lighting, and utility monitoring.
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Water Treatment Facilities: Controls dosing pumps, valves, and monitoring equipment.
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Infrastructure Systems: Supports small distributed automation in utilities and transport.
Example:
In a packaging plant, the PM554‑T directly handles sensor inputs and drives actuators without additional modules, simplifying installation and reducing hardware costs.
FAQ
Q1: How many I/O channels are integrated?
8 digital inputs and 6 digital outputs.
Q2: What communication options are available?
RS‑485 port and two option slots for expansion.
Q3: What is the program memory size?
128 kB program memory with 142 kB RAM.
Q4: What voltage does it operate on?
24 V DC (range: 20.4–28.8 V DC).
Q5: Which industries typically use the PM554‑T?
Machine automation, process industries, building automation, and water treatment systems.
| 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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