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Product Introduction
The Honeywell FS-SDO-0424 is a rugged and high-performance digital output module engineered for industrial automation and process control applications. Part of Honeywell’s Field System (FS) Series, this module is designed to provide reliable discrete signal output to field devices such as solenoids, relays, and actuators. The module features 24VDC sourcing outputs, and is commonly used in safety-critical and continuous process environments where reliability, accuracy, and fault tolerance are paramount.
Built with robust circuitry and housed in a compact form factor, the FS-SDO-0424 enables seamless integration into control systems, offering rapid switching performance and diagnostics support. The unit ensures accurate output signaling and safe operation through current-limited protection and built-in isolation.
Product Advantages
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High Reliability: Designed to meet Honeywell’s industrial-grade reliability standards, minimizing downtime in critical control systems.
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Channel Density: Offers 24 output channels, optimizing space and simplifying cabinet design in high-density applications.
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Diagnostic Capabilities: Supports open-load detection, thermal shutdown, and short-circuit protection for safer operation and simplified troubleshooting.
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Isolation Protection: Galvanic isolation between field and system sides enhances noise immunity and operational safety.
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Fast Switching: Suitable for time-sensitive applications requiring quick digital response and precise control.
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Long Lifecycle: Designed for longevity in harsh industrial environments, supporting both legacy and modern systems.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | FS-SDO-0424 |
| Product Type | Digital Output Module |
| Output Channels | 24 (Sourcing type) |
| Output Voltage Range | 18–30 VDC (nominal 24 VDC) |
| Output Current (per channel) | Up to 0.5 A |
| Output Type | Sourcing (PNP) |
| Diagnostics | Open circuit, short-circuit, over-temperature |
| Isolation Voltage | 500 V (field to logic) |
| Power Consumption | 5 W |
| Dimensions | 200×150×100 mm |
| Weight | 2.5 kg |
| Operating Temperature Range | -20°C to +60°C |
| Storage Temperature Range | -40°C to +85°C |
| Mounting | DIN rail |
| Compliance | CE, RoHS, UL |
Product Applications
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Oil & Gas Processing Plants – Controlling valves and solenoids in pipeline automation systems.
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Chemical Manufacturing – Output control to safety relays and actuators in batching processes.
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Power Generation Facilities – Discrete output control for turbine systems, compressors, and monitoring devices.
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Water Treatment Plants – Managing pumps, UV disinfection systems, and filtration units.
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Pharmaceutical Manufacturing – Batch control systems requiring digital output activation and confirmation.
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Building Automation – Integration into HVAC control panels and fire suppression logic systems.
Installation and Wiring Instructions
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Mounting: Install the FS-SDO-0424 securely on a DIN rail within a cabinet that complies with industrial control panel standards.
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Wiring:
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Connect each output channel to the corresponding field device using standard 24VDC wiring.
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Ensure common return paths are properly grounded.
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Power Supply: Provide 24 VDC power to the module with appropriate current capacity.
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Configuration: Use Honeywell’s system configuration tool to assign addresses and validate output channel mapping.
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Testing: Once installed, perform functional tests to ensure all outputs are switching as expected.
10 Frequently Asked Questions (FAQ)
Q1: What type of devices can be controlled with FS-SDO-0424?
A1: It is suitable for solenoids, indicator lamps, small relays, and contactors that operate on 24VDC.
Q2: Does the FS-SDO-0424 support output diagnostics?
A2: Yes, it supports open-load, short-circuit, and thermal diagnostics for each channel.
Q3: Can this module be used in safety applications?
A3: While it includes safety diagnostics, using it in safety-critical applications requires it to be part of a certified safety system.
Q4: Is the module hot-swappable?
A4: No, it should be powered down before removal or replacement to avoid damage.
Q5: What kind of isolation does the module offer?
A5: It provides galvanic isolation between the logic (controller) and field output circuits up to 500V.
Q6: How many outputs can operate simultaneously?
A6: All 24 outputs can operate simultaneously, as long as total current and thermal limits are observed.
Q7: Does the FS-SDO-0424 require external fuses?
A7: While the module has internal protections, external fusing may be added per field device requirements.
Q8: Can the module be integrated with legacy Honeywell DCS systems?
A8: Yes, it is compatible with various Honeywell platforms including Experion PKS with appropriate I/O racks.
Q9: Is software needed to configure the module?
A9: Yes, Honeywell’s system software is required for setup and diagnostics monitoring.
Q10: What is the expected lifespan of the FS-SDO-0424?
A10: With proper installation and operating conditions, it can exceed 5 years of service life.
Recommended Same-Series or Related Models (6 units)
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Honeywell FS-SDI-1624 – 16-channel digital input module, 24VDC
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Honeywell FS-AI-0824 – 8-channel analog input module, 4-20mA
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Honeywell FS-AO-0424 – 4-channel analog output module, 4-20mA
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Honeywell FS-SDO-1624 – 16-channel digital output, similar function with fewer channels
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Honeywell FS-DO-0808 – 8-channel relay output module
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Honeywell FS-IOBUS-CPIO3 – Communication processor for I/O modules
Popular Honeywell Models (Same Brand)
| Model Number | Type | Channels | Voltage | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| FS-SDI-1624 | Digital Input Module | 16 | 24VDC | 25 × 130 × 120 | 240 g |
| FS-AI-0824 | Analog Input Module | 8 | 24VDC | 25 × 130 × 120 | 250 g |
| FS-AO-0424 | Analog Output Module | 4 | 24VDC | 25 × 130 × 120 | 255 g |
| FS-PWR-24VDC | Power Supply Module | – | 24VDC | 50 × 130 × 120 | 300 g |
| FS-CP-R400 | CPU Controller Module | – | 24VDC | 50 × 130 × 120 | 350 g |
| FS-DO-0808 | Relay Output Module | 8 | 24VDC | 25 × 130 × 120 | 260 g |
| HC900-C70R00-0 | Controller CPU Module | – | 24VDC | 100 × 160 × 160 | 500 g |
| 51454416-100 | I/O Link Cable for FS System | – | – | Cable (2 m) | 150 g |
