The DSQC328A (3HAC17970-1) is a high-performance modular I/O unit engineered for ABB’s IRC5 robot controller family. It serves as a critical interface bridge, providing both digital and analog signal processing to facilitate real-time communication between the robot's main computer and peripheral industrial hardware. Designed to replace the legacy 3HAB7229-1, the DSQC328A offers enhanced stability and faster response times for precision-dependent applications such as spot welding, high-speed assembly, and complex material handling. This unit ensures deterministic control over actuators and sensors, maintaining system synchronization in high-duty cycle environments.
The DSQC328A (3HAC17970-1) is optimized for integration into modern automated work cells with the following technical parameters:
Manufacturer: ABB (Origin: Sweden)
Model Designation: DSQC328A
Order Number: 3HAC17970-1
Legacy Replacement: 3HAB7229-1
Product Type: Industrial I/O Unit
System Compatibility: ABB IRC5 Robot Controllers
Digital I/O: 8 Digital Inputs / 8 Digital Outputs (24 VDC)
Analog Inputs: 2 Channels (Typically 4–20 mA or 0–10 V range)
Transistor Outputs: 16 Isolated transistor outputs (0.5 A per channel)
Operating Voltage: 24 VDC (Nominal)
Response Time: ~1 ms for high-speed switching
Fieldbus Protocols: DeviceNet (standard), with support for Profinet and EtherCAT via gateway
Environmental Tolerance: Operating temperature -20°C to +60°C
Dimensions: 35 cm x 28 cm x 9 cm
Net Weight: 0.38 kg
Customs Tariff Number: 84714100
Protection Class: IP20
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