3.Activate the enter key (switch 3) to display ‘slave address’ (default address: 001).

4.Use the up key (switch 1) to increase the address and the down key (switch 2) to decrease the value. The value range is 001-247.

5.Activate the enter key (switch 3) when the desired value is displayed.

6.After setting the Slave Address, exit to this sub menu option using switch 3.

7.Activate the down key (switch 2) to highlight ‘baud rate’, then activate the enter key (switch 3) to display the current baud rate.

8.Use the up key (switch 1) to increase the baud rate and the down key (switch 2) to decrease it.

9.Activate the enter key (switch 3) when the desired value is displayed.

10.After setting the baud rate, exit this sub menu option using switch 3, and then activate the down arrow key (switch 2) to highlight ‘Parity Bit’.

11.Activate switch 3, then activate the up key (switch 2), or the down key (switch 1) to choose a value.

12.Activate the exit key (switch 3) when the desired value is displayed, then select “Exit” at each menu stage (sub menu and main menu).

4.3.0 Setup Current Date

This option allows you to set the current date for event logging. The default date is set at the factory in Mountain Time (MT).

1.Enter the main menu by selecting/activating any key to get the “enter main menu” prompt, then activate switch 1 to select “yes”.

2.Activate the up key (switch 1) or down key (switch 2) until “Setup Current Date?” option is displayed.

3.Activate the enter key (switch 3) to display the sub menu option ‘year’, ‘month’, ‘day’.

4.Activate the up key (switch 1) to change the current year/month/day settings and switch 2 to cycle across

‘year’, ‘month’, ‘day’ values and ‘OK’.

13.After desired setting are made, navigate to “OK?” and activate the enter key (switch 3) to confirm. To exit main menu, select “Exit” at each menu stage (sub menu and main menu).

4.3.1Setup Current Time

This option allows you to set the current time for event logging. The default time is in Mountain Time (MT)

1.Enter the main menu by activating any key to get the “enter main menu” prompt, then activate switch 1 to select “yes”.

2.Activate the up key (switch 1) or down (switch 2) until “Setup Current Time?” option is displayed.

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Emerson M21, M22 user manual Setup Current Date, Setup Current Time
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M22, M21 specifications

The Emerson M21 and M22 are advanced industrial controllers designed to enhance process automation and operational efficiency in various industries. Emerson, a leader in automation technology, introduced these models to meet the growing demands for precision, reliability, and connectivity in today’s fast-paced industrial environments.

One of the standout features of the M21 and M22 controllers is their robust processing power. They are equipped with high-speed processors that enable rapid data processing and real-time decision-making. This capability allows users to respond promptly to changing process conditions, ensuring optimal performance and minimizing downtime.

The M21 and M22 offer versatile connectivity options, supporting various communication protocols such as Ethernet, Modbus, and TCP/IP. This extensive connectivity facilitates seamless integration into existing systems, allowing for easy collaboration between devices across different platforms. Users can monitor and control processes from virtually anywhere, providing flexibility and convenience.

Scalability is another essential characteristic of the M21 and M22. These controllers can easily adapt to growing operational demands, enabling businesses to expand their automation solutions without the need for complete overhauls. Whether you're running a small system or a large, complex operation, these controllers can scale to meet your needs.

Furthermore, Emerson has incorporated advanced diagnostic and predictive maintenance features into the M21 and M22 models. These technologies leverage data analytics to predict potential failures before they occur, allowing users to take proactive measures. This not only minimizes unexpected downtime but also extends the lifespan of equipment, contributing to overall cost savings.

In terms of user interface, the M21 and M22 come with intuitive software that provides easy navigation and configuration. The interface is designed to be user-friendly, reducing the learning curve for new operators and allowing for efficient setup and management of processes.

Finally, both controllers are built with a focus on reliability and durability, making them suitable for various industrial environments, including harsh or demanding settings. Their robust design ensures consistent performance, even in challenging conditions.

In summary, the Emerson M21 and M22 controllers represent cutting-edge solutions in industrial automation, offering high processing power, flexible connectivity, scalability, advanced maintenance features, user-friendly interfaces, and robust design. Companies looking to enhance their automation capabilities will find these controllers to be valuable assets in achieving operational excellence.
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