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Product Overview
The Yokogawa SDV531-S63 is an 8-channel, 24V DC digital output module with full channel isolation. It is used to transmit on/off control signals to field devices in safety systems. Its robust design, high reliability, and field wiring diagnostic capability make it suitable for industrial safety applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SDV531-S63 |
| Number of Output Channels | 8 (with module isolation) |
| Output Voltage | 24 V DC |
| Output Voltage Drop | ≤ 1 V |
| Output Format | Current source |
| Max. Load Current per Channel | 0.6 A (Total: 4.8 A) |
| Min. Load Current | 35 mA |
| Load Resistance Range | 40 to 685 Ω |
| Max. Leak Current (OFF Status) | 1.6 mA |
| Output Response Time | ≤ 30 ms |
| External Power Supply | 24 V DC ±20% (Min. 5 A capacity) |
| Current Consumption | 280 mA (5 V DC), 140 mA (24 V DC) |
| Withstand Voltage | 2 kV AC (for 1 min between output signal and system) |
| External Connections | Pressure clamp terminal, MIL cable, AKB331 signal cable |
| Dimensions (W x H x D) | 130 x 107.5 x 32.8 mm |
| Weight | 0.34 kg |
Applications
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Safety Instrumented Systems (SIS)
-
Emergency Shutdown (ESD) Systems
-
Fire and Gas Systems (F&G)
-
Distributed Control Systems (DCS) with safety requirements
-
Process plant automation requiring high-integrity digital output control
Advantages
-
Reliable isolation for each output channel enhances safety.
-
Supports redundant configuration for increased availability.
-
Diagnostic features eliminate the need for external wiring checks.
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Compact and lightweight form factor for easy integration.
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Compatible with ProSafe-RS systems using the FIO (Field I/O) network.
FAQs
Q1: How many channels does the SDV531-S63 module support?
A1: It supports 8 isolated digital output channels.
Q2: What is the operating voltage range for the module?
A2: The module operates with an external 24 V DC power supply, allowing ±20% tolerance.
Q3: Can the SDV531 be used in redundant configurations?
A3: Yes, it is designed to support dual-redundant operation.
Q4: What type of outputs does this module support?
A4: It uses current source type outputs.
Q5: What is the maximum current per output channel?
A5: The maximum is 0.6 A per channel.
Q6: Is this module compatible with explosion-proof systems?
A6: Versions with explosion protection are available via specific suffix codes.
Q7: What diagnostic features are built-in?
A7: It includes field wiring diagnostic functions with no extra wiring elements needed.
Q8: What are the typical applications of SDV531-S63?
A8: Used in SIS, ESD, F&G systems, and process safety automation.
Q9: What type of cable interfaces are supported?
A9: Pressure clamp terminals, MIL cable, and AKB signal cables.
Q10: What is the module’s weight and size?
A10: It measures 130 x 107.5 x 32.8 mm and weighs 0.34 kg.
Related Models (Same Series)
| Model | Output Channels | Output Voltage | Max Load Current/Ch | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| SDV541 | 16 | 24 V DC | 0.2 A | 130 x 107.5 x 32.8 | 0.31 kg |
| SDV521 | 4 | 24 V DC | 2 A | 130 x 125.5 x 32.8 | 0.36 kg |
| SDV526 | 4 | 100–120 V AC | 0.5 A | 130 x 159.8 x 32.8 | 0.36 kg |
| SDV53A | 8 | 48 V DC | 0.6 A | 130 x 159.8 x 32.8 | 0.46 kg |
| SDV531-L | 8 | 24 V DC | 0.6 A | 130 x 107.5 x 32.8 | 0.34 kg |
| SDV531-S | 8 | 24 V DC | 0.6 A | 130 x 107.5 x 32.8 | 0.34 kg |
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|---|---|---|---|---|
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