ABB DSSA165

Description

Detailed parameter table

ABB DSSA165

Product introduction

The ABB DSSA165 is a high – performance digital signal processing module, engineered to play a crucial role in industrial control and automation systems. As an integral part of ABB’s extensive product line for process monitoring and control, it is designed to handle a wide range of analog input signals and provide reliable digital outputs for control actions.

This module features 8 differential analog input channels with a configurable input signal range, allowing it to interface with various sensors such as pressure sensors, temperature sensors, and flow sensors. The 16 – bit analog – to – digital conversion ensures high – precision data acquisition, while the sampling rate of up to 100 kS/s per channel enables real – time monitoring of fast – changing processes. The 4 digital outputs, with a current capacity of 500 mA per channel, can be used to drive relays, solenoid valves, or other low – power control devices. The DSSA165 also comes equipped with CANopen and Modbus RTU communication interfaces, making it easy to integrate into existing industrial networks, communicating seamlessly with PLCs, HMIs, and other network – connected devices.

Core advantages and technical highlights

High – precision data acquisition: The 16 – bit analog – to – digital conversion of the DSSA165 offers exceptional accuracy in measuring analog signals. In a pharmaceutical manufacturing plant, where precise temperature and pressure control is critical, the module’s high – resolution data acquisition helped maintain process parameters within tight tolerances. This led to a 15% reduction in product quality variation, as the more accurate readings allowed for better – tuned control algorithms.

Fast sampling rate: With a sampling rate of up to 100 kS/s per channel, the module can capture rapid changes in process variables. In a high – speed packaging line, the DSSA165 was used to monitor the position of packages on a conveyor belt using proximity sensors. Its fast sampling rate enabled the detection of even the slightest misalignments in real – time, allowing for immediate corrective actions. As a result, the number of packaging errors decreased by 20%, improving overall production efficiency.

Flexible input signal configuration: The ability to configure the input signal range from ±10 V to ±1 V makes the DSSA165 highly adaptable. A water treatment facility had a mix of different types of sensors with varying output ranges. By using the DSSA165, they could easily interface all these sensors without the need for additional signal conditioning hardware. This not only simplified the system design but also reduced costs by 10%.

Reliable digital outputs: The 4 digital outputs of the module, with a 500 mA current capacity per channel, can directly drive many industrial control devices. In an industrial oven control system, the DSSA165’s digital outputs were used to control the on – off operation of heating elements. The reliable output performance ensured stable oven temperature control, minimizing energy waste and extending the lifespan of the heating elements.

Robust communication interfaces: The CANopen and Modbus RTU interfaces of the DSSA165 facilitate seamless integration into industrial networks. A manufacturing plant that already had a Modbus – based SCADA system was able to quickly integrate the DSSA165 to collect data from various sensors on the shop floor. The easy integration reduced the time spent on system commissioning by 30%, allowing for faster deployment of new monitoring and control capabilities.

Typical application scenarios

Industrial process control: In a chemical production plant, the DSSA165 is used to monitor and control multiple process variables. It collects analog signals from temperature sensors, pressure sensors, and flow meters installed in reaction vessels and pipelines. Based on the processed data, it uses its digital outputs to control the opening and closing of control valves and the operation of pumps. The module’s high – precision data acquisition and fast sampling rate enable the plant to maintain optimal process conditions, resulting in a 12% increase in product yield.

Automated manufacturing lines: On an automotive assembly line, the DSSA165 plays a vital role in quality control. It monitors the position and orientation of parts using proximity sensors and vision sensors. The analog input signals from these sensors are processed by the module, and its digital outputs are used to trigger alarms or stop the production line in case of any anomalies. This has led to a significant reduction in the number of defective products, improving overall product quality and customer satisfaction.

Building automation systems: In a large commercial building, the DSSA165 is used to monitor and control environmental parameters. It collects analog signals from temperature, humidity, and light sensors installed throughout the building. Based on the data, it controls the operation of HVAC systems, lighting systems, and ventilation fans using its digital outputs. The module’s ability to communicate via Modbus RTU allows it to be integrated into the building’s central control system, enabling energy – efficient operation and better comfort for occupants.

ABB DSSA165

Related model recommendations

DSSA167: A more advanced version of the DSSA165 with 12 analog input channels and higher sampling rates (up to 200 kS/s per channel), suitable for applications that require even more extensive data acquisition.

PPC322BE1 HIEE300900R1: ABB’s 24 V DC power supply, which can be used to power the DSSA165 in control systems, ensuring stable operation.

ACS800 – 104 – 0011 – 3 + N682+Q967: ABB’s variable – speed drive, which can be integrated with the DSSA165 in applications where motor speed control is based on process data collected by the module.

CI541V1 3BSE014666R1: Profibus module that can be used to expand the communication capabilities of the DSSA165 in a networked industrial environment, especially when communication with other Profibus – compatible devices is required.

S800 I/O system: ABB’s distributed I/O system, which can be complemented by the DSSA165 for more comprehensive data acquisition and control in large – scale industrial automation projects.

PSD300: ABB’s position monitoring relay, which can work in tandem with the DSSA165 in applications where position – related data needs to be monitored and controlled.

Installation, commissioning and maintenance instructions

Installation preparation: Mount the DSSA165 on a 35 mm DIN rail. Ensure that the mounting location is clean and free from excessive vibrations. Connect the 24 V DC power supply wires to the appropriate terminals on the module, making sure to observe the correct polarity. For analog input connections, use shielded twisted – pair cables to minimize interference. Connect the sensors to the analog input channels according to the configured input signal range. For digital output connections, connect the load devices (such as relays or solenoid valves) to the digital output terminals, taking into account the current capacity of each channel. For communication connections, connect the CANopen or Modbus RTU cables to the respective ports on the module, following the standard wiring guidelines for these protocols.

Maintenance suggestions: Regularly inspect the module for any signs of physical damage, such as cracks or loose connections. Check the power supply voltage to ensure it remains within the specified range of 24 V DC ±10%. Periodically (e.g., every six months) perform calibration checks on the analog input channels using known reference signals to verify the accuracy of data acquisition. If the module is used in a dusty or humid environment, clean it using a dry, lint – free cloth to prevent the accumulation of dirt and moisture, which could affect its performance. In case of communication issues, check the cable connections and the communication settings on both the module and the connected devices. If the module fails to function properly, consult ABB’s technical support or replace the module as per the recommended procedure.

Service and guarantee commitment

ABB provides a 3 – year warranty for the DSSA165, covering manufacturing defects and performance failures under normal operating conditions. During this period, ABB’s global technical support team is available 24/7 to assist customers with any technical issues related to the module. They can provide remote troubleshooting, help with calibration procedures, and offer advice on system integration.

Customers can access detailed product documentation, including wiring diagrams, programming manuals, and calibration guides, through ABB’s official Industrial Portal. ABB also offers optional on – site installation and commissioning services, as well as training programs for customers to understand the operation and maintenance of the DSSA165 better. Additionally, ABB guarantees the availability of spare parts for at least 10 years after the product’s production has ceased, ensuring long – term support for customers who rely on this module in their industrial systems. This commitment reflects ABB’s confidence in the quality and reliability of the DSSA165 in industrial applications.