Product Overview
The SPASI23 is a high-density Analog Slave Input module designed for the ABB Symphony Plus (S+ HR) Harmony Rack I/O architecture. While frequently utilized as a communication interface for subsystem integration, its core function is to provide 16 independent analog input channels. It serves as a high-precision bridge, converting field signals from sensors and transmitters into digital data for the Symphony Plus controller. The SPASI23 supports multiple industrial protocols, including MODBUS RTU and PROFIBUS DP-V1, allowing it to interface seamlessly with both standard analog instruments and complex third-party subsystems. Engineered for high-availability industrial environments, it provides the electrical isolation and reliability required for mission-critical process monitoring.
Detailed Technical Specifications
| Feature | Specification |
| Manufacturer | ABB |
| Model Number | SPASI23 |
| Product Type | Analog Input / Communication Interface Module |
| System Compatibility | Symphony Plus, Harmony Rack I/O (S+ HR) |
| Number of Channels | 16 Analog Input Channels |
| Communication Protocols | MODBUS RTU, PROFIBUS DP-V1, Serial Industrial Protocols |
| Physical Interfaces | RS-232 / RS-485 Serial Ports |
| Baud Rate | Up to 115.2 kbps |
| Isolation | Channel-to-channel and channel-to-bus electrical isolation |
| Operating Temperature | 0 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Dimensions (D x W x H) | 27.18 cm x 7.37 cm x 35.81 cm |
| Net Weight | 0.77 kg |
What's clients say about us
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Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
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Engineering Lead, GermanyTop-tier Service and Quality
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
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