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Home > Electrical & Electronics > Electrical Control System > Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module

Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module

Guizhou Yuanmiao Automation Equipment Co., Ltd.

1Yr

Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module thumbnail-1

Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module thumbnail-2

Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module photo-1

Allen-Bradley 1785-ME64 Electrically Erasable Programmable Read-Only Memory (EEPROM) Module photo-2

Negotiable MOQ: 1 Unit (Price negotiable depending on order volume and customization)

Key Specifications

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Material:

Other, Global universal model

Condition:

Other, Global universal model

Task:

Other, Global universal model

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Payment Methods:

Port of Shipment:

China

Delivery Detail:

Delivery time depends on order quantity.

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Material Other, Global universal model

Condition Other, Global universal model

Task Other, Global universal model

Mathematical Model Other, Global universal model

Signal Other, Global universal model

Customized Non-Customized

Structure Other, Global universal model

Operating temperature 0℃ to 60℃

Humidity 5% - 95% (non - condensing)

Operating Voltage 24V DC

I. Product Overview

Allen-Bradley 1785-ME64 is a memory module in the PLC-5 series, mainly used to expand the memory capacity of PLC-5 series controllers to meet the storage and operation needs of more complex control programs. In industrial automation control, as control tasks become increasingly complex, the scale of control programs continues to expand, and the demand for controller memory also increases. The 1785-M100 memory module emerges as the times require, providing a reliable memory expansion solution for PLC-5 series controllers to ensure that complex control programs can run smoothly.

The module adopts a design matching the PLC-5 series controllers, with a compact structure, which can accurately fit the memory slot of the controller and is easy to install. Its shell is made of industrial-grade materials, with certain anti-vibration and anti-impact performance, as well as good dust-proof and moisture-proof capabilities. It can work stably in the complex environment of industrial sites, ensuring the safety and stability of memory data.

As an important accessory of the PLC-5 series controllers, 1785-ME64 plays a key role in expanding memory space in industrial automation systems. It provides sufficient memory support for the controller to handle complex logical operations and store a large amount of production data, and is an important component to ensure the smooth implementation of large or complex industrial control projects.

II. Performance Parameters

(1) Memory Capacity
One of the core performance parameters of the 1785-ME64 memory module is its memory capacity, which is usually 100KB. This part of the memory is mainly used to store user-written control programs, system configuration information, and some temporary data. The 100KB capacity can meet the storage needs of medium and large industrial control programs. Compared with the basic memory of the controller, it effectively expands the storage space, enabling the controller to run programs containing more logical instructions and more complex control algorithms.

(2) Memory Type
The memory type used in this module is Erasable Programmable Read-Only Memory (EPROM) or Electrically Erasable Programmable Read-Only Memory (EEPROM). EPROM needs to be erased by ultraviolet irradiation, while EEPROM can be erased and rewritten by electrical signals, making the operation more convenient. This type of memory is non-volatile, that is, the data stored in it will not be lost in case of power failure, ensuring the safety and durability of control programs and important configuration information.

(3) Environmental Adaptability

Operating temperature: 1785-ME64 can work stably in the temperature range of 0°C to 60°C, adapting to common temperature changes in industrial production workshops, and ensuring stable storage and reading of memory data in different seasons and working conditions.

Relative humidity: The module can still operate reliably in an environment with a relative humidity of 5% - 95% (non-condensing), and is suitable for industrial places with certain humidity, such as food processing workshops, water treatment plants, etc., effectively avoiding damage or loss of memory data due to humidity problems.

III. Functional Characteristics

(1) Expanding Memory Space
The core function of 1785-ME64 is to expand the memory space for PLC-5 series controllers. In industrial control projects, when the control program is relatively complex, including a large number of logical instructions, timing/counting functions, data processing algorithms, etc., the memory of the controller itself may not meet the storage requirements. At this time, installing the 1785-ME64 memory module can effectively increase the memory capacity, enabling the controller to accommodate larger-scale control programs and ensuring the normal operation of the programs.

(2) Safe Data Storage
Due to the adoption of non-volatile memory type, 1785-ME64 can ensure that the data stored in it will not be lost after power failure. This is crucial for industrial control. Control programs and system configuration information are the basis for the operation of the entire automation system. Once lost, the system will be paralyzed, and it will take a lot of time and manpower to rewrite and configure the programs. The safe data storage function of this module provides a strong guarantee for the stable operation of the system.

(3) Convenient Program Update and Maintenance
1785-ME64 supports updating and modifying the stored control programs. For modules using EEPROM type memory, users can rewrite the modified control programs into the module through programming software, which is simple and convenient to operate. This enables quick update of the control program when the production process changes or the control logic needs to be optimized in the industrial production process, reducing system downtime and improving production efficiency.

IV. Installation and Use

(1) Installation Steps
The installation process of 1785-ME64 is relatively simple, and the specific steps are as follows:
First, ensure that the PLC-5 series controller is in a power-off state to ensure the safety of the installation process.
Find the corresponding memory slot on the controller, which is usually clearly marked.
Align the pins of the memory module with the interface of the slot, gently insert the module into the slot, ensure that the module is fully inserted and in close contact with the slot, and avoid loosening.
After installation, check whether the module is installed firmly. Only after confirmation, the controller can be powered on.

(2) Usage Method
After the module is installed and powered on, the controller will automatically identify the 1785-ME64 memory module and incorporate it into the memory management system.
In the programming software (such as RSLogix 5), users can see the expanded memory capacity. When writing and downloading control programs, the system will automatically store the programs in all available memory including the module.
When the control program needs to be updated, download the new program to the controller through programming software, and the program will be automatically stored in the memory module, overwriting the old program (if set to overwrite mode).
During use, the programs and data in the memory should be backed up regularly to prevent data loss in case of accidents.

Product Tags: 1785-ME64