Chapter 5

5.3 Digital I/O, Alarm and Event Command Set

Command Syntax

Command Name

Description

I/O Module

@AADI

Read Digital I/O and

The addressed module

4011, 4011D,

 

Alarm Status

returns the state of its digital

4012, 4016

 

 

input and digital output

 

 

 

channels and the status of its

 

 

 

alarm

 

@AADO(data)

Set Digital Output

Set the values of the

4011, 4011D,

 

Values

module's digital outputs (ON

4012, 4016

 

 

or OFF)

 

@AAEAT

Enable Alarm

Enables the alarm in either

4011, 4011D,

 

 

Momentary or Latching mode

4012, 4016

@AAHI(data)

Set High Alarm Value

Downloads the High alarm

4011, 4011D,

 

 

limit value

4012, 4016

@AALO(data)

Set Low Alarm Value

Downloads the Low alarm

4011, 4011D,

 

 

limit value

4012, 4016

@AADA

Disable Alarm

Disables all alarm functions

4011, 4011D,

 

 

 

4012, 4016

@AACA

Clear Latch Alarm

Resets the module's Latch

4011, 4011D,

 

 

alarm to zero

4012, 4016

@AARH

Read High Alarm

Ask the addressed module to

4011, 4011D,

 

Value

return its high alarm value

4012, 4016

@AARL

Read Low Alarm

Ask the addressed module to

4011, 4011D,

 

Value

return its low alarm value

4012, 4016

@AARE

Read Event Counter

Ask the addressed module to

4011, 4011D,

 

 

return its event counter value

4012

@AACE

Clear Event Counter

Reset the module's event

4011, 4011D,

 

 

counter to zero

4012

5-47ADAM 4000 Series User’s Manual

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Advantech ADAM 4000 user manual Digital I/O, Alarm and Event Command Set

ADAM 4000 specifications

Advantech's ADAM 4000 series is a line of versatile distributed I/O devices designed to bridge the gap between field devices and control systems. Known for its robust design and flexible configurations, the ADAM 4000 series is ideally suited for various industrial applications, including process monitoring, automation control, and data acquisition.

One of the notable features of the ADAM 4000 series is its modular architecture. This flexibility allows users to customize their setup by selecting specific I/O modules tailored to their application needs. The series supports a wide range of input and output types, including analog, digital, and relay outputs, making it a comprehensive solution for monitoring and controlling various parameters in a system.

In terms of communication, the ADAM 4000 series boasts multiple connection options, including RS-232, RS-485, and Ethernet. These communication protocols ensure seamless integration with existing control systems and enhance the ability to deploy in various network configurations. Furthermore, the series supports several industrial protocols such as Modbus, enabling easy integration with SCADA systems or PLCs.

One of the standout technologies in the ADAM 4000 series is the use of advanced data acquisition methods. This allows users to capture precise data from sensors and other field devices, which can then be processed and analyzed to improve operational efficiency. The built-in diagnostics features help in quick troubleshooting, minimizing downtime and maintenance costs.

The ADAM 4000 devices are designed for rugged environments, featuring a wide operating temperature range and a high level of resistance to electromagnetic interference. This durability makes them suitable for various industrial conditions, from factory floors to remote monitoring stations.

Additionally, the ADAM.NET SDK provided by Advantech simplifies the development process for software applications. This toolkit allows engineers to build custom applications that effectively interact with the devices, thus enhancing the overall functionality and user experience.

In summary, the Advantech ADAM 4000 series stands out as a reliable and flexible solution for industrial automation needs. Its modular design, diverse communication protocols, advanced data acquisition capabilities, and rugged build quality make it an ideal choice for organizations looking to enhance their monitoring and control systems. Whether in manufacturing, energy management, or environmental monitoring, the ADAM 4000 series offers a robust foundation for any industrial application.