The Yokogawa SDV531-S33 is an 8-channel digital output module designed for use with ProSafe-RS safety systems. It outputs discrete on/off signals to field devices and offers isolated outputs to ensure safe and reliable operation in demanding industrial environments.

Technical Specifications

Applications

• Emergency shutdown systems

• Fire & gas detection systems

• Process control interlocks

• Safety-critical field actuation

• Redundant control in high-integrity systems

Advantages

• High Safety Integrity: Designed for use in SIL-rated safety systems.

• Fast Switching: 30 ms max response time for rapid control.

• Robust Isolation: 2 kV AC withstand voltage between outputs and system.

• Flexible Wiring: Compatible with multiple connector types.

• Redundancy Support: Can be configured in dual-redundant setups.

FAQs

Q1: What is the rated output voltage of the SDV531-S33?

A1: It provides 24 V DC output voltage.

Q2: How many channels are supported?

A2: The module supports 8 isolated output channels.

Q3: Can this module be used in SIL-rated safety systems?

A3: Yes, it is designed for ProSafe-RS, which supports SIL applications.

Q4: What is the maximum load current per output?

A4: Each channel can handle up to 0.6 A.

Q5: What types of external connections are supported?

A5: It supports pressure clamps, MIL connectors, and dedicated signal cables.

Q6: Is the module suitable for redundant configurations?

A6: Yes, it supports dual-redundant installations.

Q7: What is the output response time?

A7: The module responds in 30 milliseconds or less.

Q8: Does it provide short circuit detection?

A8: No external diagnosis components are needed as internal diagnostics are built in.

Q9: What is the module’s size and weight?

A9: Dimensions are 130 x 107.5 x 32.8 mm and weight is 0.28 kg.

Q10: What is the recommended power supply rating?

A10: 24 V DC with a minimum of 5 A current capacity.