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SIEMENS 1 MB RAM | Memory Module, 16-Bit, 1 MB, for SIMATIC, Automation Systems

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Certification

"ACH has proven to be a reliable partner. Their products are genuine and high-quality, with competitive prices and on-time delivery. We trust them as our long-term supplier in automation."

—— Mohammed Al-Farsi, Procurement

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Procurement Manager

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Supply Chain Director

"ACH offers quick response, flexible solutions, and fair pricing. The products are always genuine and reliable, and their friendly support makes cooperation smooth."

—— Operations Manager

"ACH provides genuine products with stable quality and fair pricing. Their fast response and reliable delivery give us confidence to continue working with them."

—— Engineering Manager

"We value ACH for their consistent quality and competitive pricing. Deliveries are always reliable, and their professional support makes procurement much easier for our team."

—— Procurement Head

SIEMENS 1 MB RAM | Memory Module, 16-Bit, 1 MB, for SIMATIC, Automation Systems

Large Image : SIEMENS 1 MB RAM | Memory Module, 16-Bit, 1 MB, for SIMATIC, Automation Systems Get Best Price

Product Details:

Place of Origin:	DE
Brand Name:	SIEMENS
Certification:	ATEX
Model Number:	RAM 1 MBYTE16BIT
Document:	ACH-AB-P+F-E+H-IFM-ASCO-YOK...WA.pdf

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	Negotiable
Packaging Details:	carton
Delivery Time:	Negotiable
Payment Terms:	T/T,XT,ALIPAY
Supply Ability:	100pcs per month

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Detailed Product Description

Power Supply:

12-30 V DC (Two-wire)

Ambient Temperature:

-40°C To 80°C (-40°F To 176°F)

Electrical Rating:

General Purpose, Explosion-proof, Intrinsic Safety (depends On Certification)

Certifications:

Standard Models Include ATEX, IECEx, SIL 2 (consult Manual For Specific Ratings)

Highlight:

SIEMENS 1 MB RAM memory module

16-bit SIEMENS RAM for SIMATIC

1 MB memory module for automation systems

SIEMENS 1 MB RAM | Memory Module, 16-Bit, 1 MB, for SIMATIC, Automation Systems

SIEMENS 1 MB RAM module specifications. Memory module, 1 MB capacity, 16-bit data bus, for SIMATIC S5, industrial automation.

Product Overview

The SIEMENS 1 MBYTE 16-BIT RAM Module is a memory expansion component designed for legacy SIMATIC S5 series programmable logic controllers (PLCs) and other industrial automation systems. It provides 1 megabyte (1 MB) of random-access memory (RAM) with a 16-bit data bus width, used for expanding the user program memory or data storage capacity of compatible controllers. This module is a critical spare or upgrade part for maintaining and extending the lifecycle of existing S5 automation systems.

Technical Specifications (Module)

Parameter	Specification
Manufacturer	Siemens AG
Product Family	SIMATIC S5 / Memory Modules
Product Type	RAM Memory Module (Plug-in)
Memory Capacity	1 Megabyte (1 MB)
Data Bus Width	16-Bit
Memory Technology	Static RAM (SRAM)
Battery Backup	Typically required for data retention (via system)
Form Factor	Industry-standard or proprietary SIMM/Module
Compatibility	Specific SIMATIC S5 CPUs and Racks (e.g., S5-115U, S5-135U, S5-155U)

Technical Specifications (Electrical/Environmental)

Parameter	Specification
Supply Voltage	5V DC (via backplane)
Operating Temperature	0 to 60°C (32 to 140°F)
Storage Temperature	-40 to 70°C (-40 to 158°F)
Relative Humidity	10% to 95% (non-condensing)
Vibration/Shock Resistance	Per IEC 60068-2-6 / 2-27
Certifications	CE (as part of the system)

Key Features

1 MB Memory Expansion: Significantly increases program or data storage for S5 systems
16-Bit Data Path: Matches the data bus of compatible S5 CPUs for optimal performance
Plug-in Design: Facilitates easy installation and replacement
Battery-Backed Data Retention: Preserves memory contents during power loss (when connected to system backup)
Industrial Ruggedness: Built to withstand factory environment conditions
Legacy System Support: Essential for maintaining and upgrading existing SIMATIC S5 installations
Reliable Performance: Provides stable memory access for control programs

Applications

Memory expansion for SIMATIC S5-115U, S5-135U, S5-155U programmable controllers
Upgrading the memory capacity of legacy automation systems
Providing additional data storage for complex S5 user programs
Serving as a critical spare part for maintenance of S5-based production lines

SIEMENS 1 MB RAM | Memory Module, 16-Bit, 1 MB, for SIMATIC, Automation Systems 0

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About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

Frequently Ask & Questions

Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

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