Product Overview
The SPASO11 is a high-precision analog output module designed for the ABB Symphony Plus (S+ HR) Harmony Rack I/O system. While often classified generally as an interface card, the SPASO11 specifically functions as an Analog Slave Output module, providing 14 independent channels for controlling field actuators, variable speed drives, and valve positioners. It translates digital control commands from the Symphony Plus controller into standard industrial analog signals (typically 4–20 mA). This module is critical for closed-loop control applications in power generation and heavy industry, where stable and accurate signal transmission is required to maintain process equilibrium and operational safety.
Detailed Technical Specifications
| Feature | Specification |
| Manufacturer | ABB |
| Model Number | SPASO11 |
| Product Type | Analog Output Module |
| System Compatibility | Symphony Plus, Harmony Rack I/O (S+ HR) |
| Number of Channels | 14 Analog Output Channels |
| Output Signal Range | 4–20 mA DC (Standard) |
| A/D Resolution | 12-bit or better for precise regulation |
| Communication | Serial-linked to Controller via Harmony Rack backplane |
| Isolation | Galvanic isolation between channels and system logic |
| Operating Temperature | 0 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Dimensions | 31.5 cm x 17.7 cm x 3.6 cm |
| Net Weight | 0.26 kg |
| Country of Origin | Switzerland |
What's clients say about us
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Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
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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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Operations Director, GermanyRelated Products
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