1756-M1 | Allen-Bradley 512KB Expansion Memory for Logix5550 CPUs
Sku:1756-M1
Country Of Origin: USA
Vendor: Allen Bradley
Type: Memory Expansion
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100% Brand New, Ready to ship
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Product description
Overview
The 1756-M1 is a 512K Memory Expansion Module from Rockwell Automation's Allen-Bradley brand, specifically designed for the ControlLogix series.
Key Features
Memory Capacity: This module offers 512 Kbytes of expansion memory.
Compatibility: It installs exclusively in ControlLogix 5550 controllers, including models 1756-L1, 1756-L1M1, 1756-L1M2, and 1756-L1M3.
Installation Guidelines: Only one memory board can be installed per controller. Use a grounding wrist strap and a #2 Phillips screwdriver during installation.
Technical Specifications
Module Type: 512K Memory Expansion Module
Enclosure Type: None (open-style)
Operating Temperature: 0 to 60°C (32 to 140°F)
Storage Temperature: -40 to 85°C
Relative Humidity: 5% to 95% (non-condensing)
Vibration Tolerance: 2 g from 10 to 500 Hz
Operating Shock: 30 g
Non-Operating Shock: 50 g
Electrical Characteristics
Backplane Current (5 Volts): 760 milliamps
Backplane Current (24 Volts): 2.5 milliamps
Power Dissipation: 6.2 Watts
Current Draw (5.1 Volts): 1.2 amps
Thermal Dissipation: 21.2 BTU/hour
Isolation Voltage: 50 Volts Continuous
SERCOS and Emission Specifications
SERCOS Data Rate: 4 or 8 Megabits per second
Emission Class: Group 1, Class A
ESD Immunity: 6 kV for indirect contact discharge, 8 kV for air discharge
Radiated RF Immunity
The 1756-M1 demonstrates strong radiated RF immunity:
10V/m: 200 Hz, 50% Pulse, 100% AM at 1890 MHz
10V/m: 200 Hz, 50% Pulse, 100% AM at 900 MHz
10V/m: 1 kHz sine-wave, 80% AM from 80 to 2000 MHz
Answer 1: PLC DCS Pro Ltd. collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
Question 2: What Is The Warranty Period?
Answer 2: We offer a standard one-year warranty for all new and original items.
Question 3: What Payment Methods Do We Accept?
Answer 3: We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
Question 4: What Shipping Methods Do We Use?
Answer 4: We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
Question 5: What Is Our Delivery Time?
Answer 5: Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
Question 6: How Do We Package The Goods?
Answer 6: Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
Question 7: How Can Customers Contact Us And Request A Quote?
Answer 7: Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.
Warranty Conditions
At PLC DCS Pro Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.
🛡️Coverage Details:
This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.
📝Claim Process:
To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.
🚚Shipping Assistance:
We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.
🚫Exclusions:
Unauthorized modifications, repairs, or misuse of the product.
