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Product Overview
The Yokogawa SAI533-H03 Analog Output Module is a high-performance 8-channel current output module designed for use in safety-critical applications within the ProSafe-RS system. It outputs 4 to 20 mA analog signals to field devices and supports HART communication for intelligent field instrument integration. The SAI533-H03 is suitable for use in dual-redundant safety instrumented systems and complies with the stringent requirements of SIL-certified applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SAI533-H03 |
| Output Channels | 8 isolated channels |
| Output Range | 1.25 to 23 mA |
| Rated Output Range | 4 to 20 mA |
| Accuracy | ±48 µA |
| Temperature Drift | ±16 µA/10 ºC |
| Allowable Load Resistance | 230 to 600 Ω |
| Data Update Frequency | 40 ms |
| Withstand Voltage | 1.5 kV AC between output and system (1 minute) |
| Power Consumption | 5 V system: 320 mA, 24 V system: 300 mA |
| Weight | Approx. 0.33 kg (with signal cable interface adapter) |
| Dimensions | 130 mm × 124 mm × 32.8 mm |
| External Connection Options | Pressure clamp terminal / MIL cable / Dedicated signal cable |
| HART Communication | Supported (one HART device per channel) |
| PST (Partial Stroke Test) | Supported |
Applications
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Emergency Shutdown Systems (ESD)
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Burner Management Systems (BMS)
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Turbine Control Systems
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Compressor Anti-Surge Systems
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Fire & Gas Systems (FGS)
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General Process Automation in Oil & Gas, Chemical, and Power Plants
Advantages
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Dual Redundancy Support: Enhances system reliability and availability.
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HART Communication: Enables remote configuration, diagnostics, and Partial Stroke Testing.
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High Accuracy: Ensures reliable and precise analog signal transmission.
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Modular Isolation: Each channel is electrically isolated for better fault tolerance.
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Robust Design: Certified for operation under industrial temperature and environmental conditions.
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Interference-Free Communication: HART functions operate without affecting safety functions.
Frequently Asked Questions (FAQ)
Q1: What is the main function of the SAI533-H03 module?
A1: It outputs analog current (4 to 20 mA) signals to field devices in safety-critical applications.
Q2: How many output channels does the module have?
A2: The module provides 8 isolated output channels.
Q3: Is the SAI533-H03 compatible with HART communication?
A3: Yes, it supports HART Protocol Revision 5.7 and allows integration with intelligent devices.
Q4: Can this module be used in redundant systems?
A4: Yes, it is designed to support dual redundancy configurations.
Q5: What is the module’s accuracy specification?
A5: The accuracy is rated at ±48 µA.
Q6: What kind of load resistance can be connected to each channel?
A6: Load resistance should be between 230 and 600 Ω.
Q7: Is the module suitable for harsh environments?
A7: Yes, it complies with ISA G3 standards and operates within -20 to 70°C.
Q8: What is the purpose of PST (Partial Stroke Test)?
A8: PST helps verify the functionality of control valves without fully opening them, ensuring safety.
Q9: What kind of safety system is it used in?
A9: It is used in SIL-compliant systems such as ESD, FGS, and BMS.
Q10: How is the module connected to external devices?
A10: Through pressure clamp terminals, MIL cables, or dedicated signal cables.
Related or Same-Series Models
| Model | Description | Channels | Output Type | HART Support | Dimensions (mm) | Weight |
|---|---|---|---|---|---|---|
| SAI533-H03 | Analog Output Module with HART | 8 | 4–20 mA | Yes | 130 × 124 × 32.8 | 0.33 kg |
| SAI533-S03 | Standard Analog Output Module | 8 | 4–20 mA | No | 130 × 124 × 32.8 | 0.33 kg |
| SAI143-H03 | Analog Input Module with HART | 16 | 4–20 mA | Yes | 130 × 124 × 32.8 | 0.34 kg |
| SAV144-S03 | Voltage Input Module | 16 | 1–5 V/1–10 V | No | 130 × 124 × 32.8 | 0.24 kg |
| SAT145-S03 | Thermocouple/mV Input Module | 16 | TC/mV | No | 130 × 159.8 × 32.8 | 0.47 kg |
| SAR145-S03 | RTD Input Module | 16 | RTD | No | 130 × 159.8 × 32.8 | 0.47 kg |
Popular Yokogawa Models
| Model | Description | Application Type | Channels | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| PW402-S2 | Power Supply Module for ProSafe-RS | Power Supply | – | 130 × 124 × 32.8 | 0.48 kg |
| ADV151-P00 | Digital Input Module | Digital Input | 64 | 130 × 124 × 32.8 | 0.40 kg |
| ADV161-P00 | Digital Output Module | Digital Output | 64 | 130 × 124 × 32.8 | 0.40 kg |
| AAI143-H00 | Analog Input Module with HART | Analog Input (Current) | 16 | 130 × 124 × 32.8 | 0.33 kg |
| AAI543-H00 | Analog Output Module with HART | Analog Output (Current) | 8 | 130 × 124 × 32.8 | 0.33 kg |
| AAI841-H00 | AI Module for FOUNDATION Fieldbus | FF Communication | 16 | 130 × 124 × 32.8 | 0.33 kg |
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