Excellent PLC
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Yokogawa SDV531-S23 Digital Output Module
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- FAQs
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Product Description
The Yokogawa SDV531-S23 is an 8-channel digital output module engineered for use within safety instrumented systems (SIS). Operating at 24 V DC, this module offers isolated outputs and is ideal for critical applications where reliable and secure switching of field devices is necessary. It is designed for use in the ProSafe-RS system, ensuring high integrity and performance in industrial automation environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SDV531-S23 |
| Number of Output Channels | 8 (isolated) |
| Output Voltage | 24 V DC |
| Output Voltage Drop | Max 1 V |
| Output Format | Current Source |
| Max Load Current (Per Channel) | 0.6 A |
| Max Total Output Current | 4.8 A |
| Min Load Current | 35 mA |
| Load Resistance Range | 40 to 685 Ω |
| Max Leakage Current (OFF state) | 1.6 mA |
| Output Response Time | ≤ 30 ms |
| External Power Supply | 24 V DC +20% / –10%, 5 A min. |
| Withstand Voltage | 2 kV AC (1 min) |
| Current Consumption (5 V DC) | Max 280 mA |
| Current Consumption (24 V DC) | Max 140 mA |
| Dimensions | 130 × 107.5 × 32.8 mm |
| Weight | Approx. 0.28 kg |
| External Connections | Pressure clamp, MIL cable, AKB331/AKB651 |
Applications
-
Emergency shutdown (ESD) systems
-
Fire & gas protection systems
-
Process safety interlocks
-
Critical valve actuation control
-
Machinery protection relays
-
Safety alarm activation systems
Key Advantages
-
High reliability with isolated channels
-
Designed for safety-critical systems (SIL applications)
-
Integrated diagnostics eliminate the need for external wiring checks
-
Wide load compatibility and fast response time
-
Modular and space-saving format for control cabinets
-
Compatible with dual-redundant configurations
Frequently Asked Questions (FAQ)
Q1: What is the primary function of the SDV531-S23?
A1: It outputs on/off control signals to field devices in safety-critical applications.
Q2: How many output channels are provided?
A2: The module provides 8 isolated output channels.
Q3: What type of output signal does it support?
A3: It supports current sourcing output signals.
Q4: Is the SDV531-S23 suitable for redundant systems?
A4: Yes, it supports dual-redundant configurations.
Q5: What type of field wiring connections are available?
A5: Pressure clamp terminals, MIL cable, and dedicated signal cables like AKB331.
Q6: What is the voltage tolerance for external power supply?
A6: The supply can range from 21.6 V to 28.8 V DC (24 V ±20%).
Q7: Can it detect wiring faults?
A7: Yes, the module includes built-in field wiring diagnostics.
Q8: What is the typical application in an SIS?
A8: Output control for shutdown valves, alarms, and solenoids.
Q9: Does the module require a separate power supply for logic and outputs?
A9: Yes, it draws current from both 5 V DC and 24 V DC supplies.
Q10: What standard certifications does it comply with?
A10: It complies with Yokogawa’s ProSafe-RS standards for safety systems.
Related Yokogawa Models (Same Series or Function)
| Model | Channels | Output Voltage | Max Current per Channel | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| SDV521 | 4 | 24 V DC | 2 A | 130 × 107.5 × 32.8 | 0.36 kg |
| SDV541 | 16 | 24 V DC | 0.2 A | 130 × 107.5 × 32.8 | 0.29 kg |
| SDV53A | 8 | 48 V DC | 0.6 A | 130 × 107.5 × 32.8 | 0.46 kg |
| SDV526 | 4 | 100–120 V AC | 0.5 A | 159.8 × 94 × 32.8 | 0.36 kg |
| SDV144 | 16 (Input) | – | – | 130 × 107.5 × 32.8 | 0.36 kg |
| SDV531-L | 8 | 24 V DC | 0.6 A | 130 × 107.5 × 32.8 | 0.28 kg |
Popular Yokogawa Models (Same Brand)
| Model | Type | Description | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW402 | Power Module | 24 V DC Power Supply for FIO | 130 × 107.5 × 32.8 | 0.26 kg |
| ALR121-S50 | Relay Output Module | Alarm output, 4-ch, 24 V DC | 130 × 107.5 × 32.8 | 0.34 kg |
| ADV551 | Analog Output Module | 4-ch, 4–20 mA output | 130 × 107.5 × 32.8 | 0.29 kg |
| AAI143-S50 | Analog Input Module | 16-ch, 4–20 mA input | 130 × 107.5 × 32.8 | 0.28 kg |
| AAI841 | HART Analog Input | 8-ch, HART-enabled | 130 × 107.5 × 32.8 | 0.30 kg |
| SAI533 | Isolated Digital Input | 16-ch, 24 V DC input | 130 × 107.5 × 32.8 | 0.33 kg |
Frequently Asked Questions (FAQ)
Q1: What is the primary function of the SDV531-S23?
A1: It outputs on/off control signals to field devices in safety-critical applications.
Q2: How many output channels are provided?
A2: The module provides 8 isolated output channels.
Q3: What type of output signal does it support?
A3: It supports current sourcing output signals.
Q4: Is the SDV531-S23 suitable for redundant systems?
A4: Yes, it supports dual-redundant configurations.
Q5: What type of field wiring connections are available?
A5: Pressure clamp terminals, MIL cable, and dedicated signal cables like AKB331.
Q6: What is the voltage tolerance for external power supply?
A6: The supply can range from 21.6 V to 28.8 V DC (24 V ±20%).
Q7: Can it detect wiring faults?
A7: Yes, the module includes built-in field wiring diagnostics.
Q8: What is the typical application in an SIS?
A8: Output control for shutdown valves, alarms, and solenoids.
Q9: Does the module require a separate power supply for logic and outputs?
A9: Yes, it draws current from both 5 V DC and 24 V DC supplies.
Q10: What standard certifications does it comply with?
A10: It complies with Yokogawa’s ProSafe-RS standards for safety systems.
Related Yokogawa Models (Same Series or Function)
| Model | Channels | Output Voltage | Max Current per Channel | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| SDV521 | 4 | 24 V DC | 2 A | 130 × 107.5 × 32.8 | 0.36 kg |
| SDV541 | 16 | 24 V DC | 0.2 A | 130 × 107.5 × 32.8 | 0.29 kg |
| SDV53A | 8 | 48 V DC | 0.6 A | 130 × 107.5 × 32.8 | 0.46 kg |
| SDV526 | 4 | 100–120 V AC | 0.5 A | 159.8 × 94 × 32.8 | 0.36 kg |
| SDV144 | 16 (Input) | – | – | 130 × 107.5 × 32.8 | 0.36 kg |
| SDV531-L | 8 | 24 V DC | 0.6 A | 130 × 107.5 × 32.8 | 0.28 kg |
Popular Yokogawa Models (Same Brand)
| Model | Type | Description | Dimensions (mm) | Weight |
|---|---|---|---|---|
| PW402 | Power Module | 24 V DC Power Supply for FIO | 130 × 107.5 × 32.8 | 0.26 kg |
| ALR121-S50 | Relay Output Module | Alarm output, 4-ch, 24 V DC | 130 × 107.5 × 32.8 | 0.34 kg |
| ADV551 | Analog Output Module | 4-ch, 4–20 mA output | 130 × 107.5 × 32.8 | 0.29 kg |
| AAI143-S50 | Analog Input Module | 16-ch, 4–20 mA input | 130 × 107.5 × 32.8 | 0.28 kg |
| AAI841 | HART Analog Input | 8-ch, HART-enabled | 130 × 107.5 × 32.8 | 0.30 kg |
| SAI533 | Isolated Digital Input | 16-ch, 24 V DC input | 130 × 107.5 × 32.8 | 0.33 kg |
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.
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