The YOKOGAWA SDV531-L33 is an 8-channel digital output module designed to provide reliable on/off signals to field equipment in industrial automation systems. With support for dual-redundant configuration and built-in field wiring diagnostics, this module ensures enhanced reliability and operational safety in demanding industrial environments.
Key Features
- Output Functionality: Provides precise on/off signals for field devices and supports dual-redundant setups for continuous operation.
- Field Diagnostics: Built-in diagnostics reduce the need for additional wiring checks, saving time during installation and maintenance.
- Robust Electrical Design: Handles 8 isolated output channels and withstands harsh industrial conditions.
Electrical Specifications
| Attribute | Details |
|---|---|
| Number of Outputs | 8 channels (module isolation) |
| Output Voltage | 24 V DC |
| Output Voltage Drop | 1 V maximum |
| External Power Supply Rating | 24 V DC ±20%, 5 A minimum |
| Maximum Load Current | 0.6 A per output line (4.8 A total) |
| Minimum Load Current | 35 mA |
| Load Resistance Range | 40–685 Ω (including field wiring) |
| Output Format | Current source |
| Maximum Leak Current | 1.6 mA (OFF state) |
| Output Response Time | ≤30 ms |
Power Requirements
| Attribute | Details |
|---|---|
| Current Consumption | 280 mA (5 V DC), 140 mA (24 V DC) |
Environmental Specifications
| Attribute | Details |
|---|---|
| Operating Temperature | -20°C to 70°C (-4°F to 158°F) |
| Weight | Approx. 0.28 kg (with pressure clamp or MIL cable) |
| External Connection Options | Pressure clamp terminal, MIL cable, or dedicated signal cable (AKB331/AKB651) |
Safety and Withstand Voltage
| Attribute | Details |
|---|---|
| Withstand Voltage | 2 kV AC (output lines to system, floating power supply) |
| Withstand Voltage (Cable) | 500 V AC with AKB331; dependent on MIL connector specifications |
Model and Suffix Codes
- Model: SDV531
- Description: Digital Output Module (8-channel, 24 V DC, module isolation)
| Suffix | Description |
|---|---|
| -L | Long-distance type |
| 3 | ISA Standard G3 compliance with extended temperature (-20°C to 70°C) |
Important Notes
- Dual-Redundant Configuration: Requires an additional module with identical specifications for redundancy.
- Signal Cable Compatibility: Select the correct option codes (/SDV531, /SDV53L, or /DV53L) to ensure proper installation.
- Recommended Connections: Use AKB331 or AKB651 signal cables, and float the field power supply for better noise immunity.
Details
| Weight | 0.28 kg |
|---|---|
| Dimensions | 81 × 338 × 386 mm |
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