ABB DSAX452 is a digital expansion module.The following is a detailed introduction to the module:

1.Main features

Input and output points:The module provides a variety of output point options,such as 4 points,8 points,16 points,etc.,to meet different application requirements.

Output type:Relay output is used,suitable for various industrial control occasions.

Output voltage:The rated load voltage is 24V DC,and the allowable voltage range is 20.4~28.8V DC.

Output current:Each group of outputs has a certain current carrying capacity,such as the output current of signal 1 is 0.5A.

Isolation performance:Optocoupler isolation is used,the isolation voltage is 500V AC,the duration is less than 1 minute,and the number of isolation points of each group is also different.

2.Technical parameters

Signal characteristics:The minimum voltage of signal 1 is 20V DC,and the maximum voltage of signal 0 is 0.1V DC(10K ohm load).

Number of output groups and points:Depending on the model,the number of output groups and the number of output points per group are also different,such as 1 group of 4 points,2 groups of 4 points,3 groups(4 points,4 points,8 points),etc.

Contact resistance:The contact resistance of each point is 0.3 ohms.

Peak current and surge current per point:The peak current per point is 10 microamperes,and the surge current is 8A(duration 100 milliseconds).

Output delay:The maximum delay of off-on is 50 microseconds,and the maximum delay of on-off is 200 microseconds.

Cable length:The maximum length of unshielded cable is 150 meters,and the maximum length of shielded cable is 500 meters.

III.Application and advantages

Application field:ABB DSAX452 module can be widely used in various control occasions in industrial automation systems,such as manufacturing,energy,transportation and other fields.

High reliability:It adopts a high reliability design with good anti-interference and anti-electromagnetic force to ensure stable operation in various harsh environments.

Easy to install and maintain:The design is simple,easy to install,and easy to maintain and troubleshoot.

Support multiple communication protocols:It can support multiple communication protocols,including Ethernet,CAN bus and PROFIBUS,which is convenient for data exchange and communication with other devices.

Flexible configuration:Users can flexibly configure the number and type of output points according to actual needs to save application costs to the maximum extent.

 

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