



Product Introduction
The Yokogawa SDV531-S33 S2 Digital Output Module is an 8-channel digital output module designed for Yokogawa ProSafe-RS and related modular I/O platforms. It provides 24 V DC digital output capability with isolated channel design, offering reliable signal interface performance for industrial applications.
As part of the Yokogawa SDV531 series, the SDV531-S33 features a compact module structure and supports connection through Yokogawa-specific cables. The S2 version is designed for integration with compatible Yokogawa node units and terminal connection solutions, making it suitable for equipment expansion, replacement projects, and long-term system maintenance.
With its high-density 8-channel configuration, stable output characteristics, and proven Yokogawa engineering design, the SDV531-S33 is a practical choice for industrial facilities requiring dependable digital signal output solutions.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Yokogawa |
| Model | SDV531-S33 |
| Product Type | S2 Digital Output Module |
| Module Series | SDV531 |
| Number of Output Channels | 8 channels |
| Output Type | Digital Output |
| Output Voltage | 24 V DC |
| Output Configuration | Current Source Output |
| Isolation Type | Module Isolation |
| Maximum Load Current | Approx. 0.6 A per channel |
| Total Output Capacity | Approx. 4.8 A |
| Minimum Load Current | 35 mA |
| Load Resistance Range | Approx. 40 Ω to 685 Ω |
| Output Voltage Drop | Maximum 1 V |
| Output Response Time | Maximum 30 ms |
| Signal Connection | Yokogawa Dedicated Cable Interface |
| Compatible Cable | AKB651 Series Cable |
| Environmental Compatibility | ISA Standard G3 |
| Installation Method | Modular Rack Installation |
| Operating Temperature | Approx. -20°C to +70°C |
| Dimensions (W × H × D) | Approx. 127 × 51 × 130 mm |
| Approximate Weight | 0.34 kg |
Typical Applications
The Yokogawa SDV531-S33 Digital Output Module is suitable for industrial installations where reliable digital signal output and compact I/O integration are required.
Typical application areas include:
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Oil and gas facilities
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Petrochemical plants
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Chemical processing industries
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Power generation facilities
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Water treatment installations
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Manufacturing plants
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Process industry equipment
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Industrial facility upgrades
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Yokogawa I/O cabinet expansion projects
The compact 8-channel design allows efficient installation in modular equipment environments while supporting organized signal connection requirements.
Key Features & Benefits
The SDV531-S33 provides several advantages for industrial users:
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8-channel digital output configuration
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24 V DC output specification
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Isolated module design
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Compatible with Yokogawa dedicated connection cables
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Compact plug-in structure
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Suitable for ProSafe-RS related platforms
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Supports flexible cabinet installation
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Wide operating temperature range
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Low maintenance design
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Reliable performance for industrial applications
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Suitable for replacement and expansion projects
Technical FAQs
1. What is the Yokogawa SDV531-S33?
The SDV531-S33 is an 8-channel digital output module designed for Yokogawa modular I/O platforms.
2. How many output channels does the SDV531-S33 provide?
The module provides 8 digital output channels.
3. What output voltage does the SDV531-S33 support?
The module supports a 24 V DC digital output specification.
4. What type of output design does the module use?
The SDV531-S33 uses a current source output design with isolated channels.
5. What cable is used with the SDV531-S33?
The module supports Yokogawa-specific cables, including AKB651 series connection cables.
6. What is the maximum output load capacity?
Each output channel supports approximately 0.6 A, with a total output capacity of about 4.8 A.
7. What is the response time of the SDV531-S33?
The module provides an output response time of approximately 30 ms.
8. What are the dimensions of the SDV531-S33?
The approximate dimensions are 127 × 51 × 130 mm.
9. What is the weight of the SDV531-S33?
The approximate weight is 0.34 kg.
10. Why choose the Yokogawa SDV531-S33?
The SDV531-S33 combines compact design, isolated digital output channels, Yokogawa compatibility, and reliable industrial performance, making it suitable for I/O replacement and expansion applications.