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Product Overview – Yokogawa SAV144-S63 Analog Input Module
The Yokogawa SAV144-S63 is a high-performance voltage input module designed for use in safety and control systems within the ProSafe-RS platform. With 16 isolated channels, the module supports input voltage ranges of 1–5 V or 1–10 V. It ensures robust and reliable voltage signal acquisition from field devices in mission-critical applications, with a focus on system safety, modularity, and diagnostics.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model | SAV144-S63 |
| Input Channels | 16 isolated channels |
| Rated Input Range | 1 to 5 V / 1 to 10 V |
| Permissible Input Range | ±30 V |
| Input Impedance (Power-ON) | 1 MΩ |
| Input Impedance (Power-OFF) | 100 kΩ |
| Rated Accuracy | ±4 mV (1–5 V), ±9 mV (1–10 V) |
| Temperature Drift | ±4 mV/10 °C (1–5 V), ±9 mV/10 °C (1–10 V) |
| Data Update Frequency | 40 ms |
| Withstand Voltage | 1.5 kV AC for 1 min (signal/system isolation) |
| Maximum Current Consumption | 5 V system: 300 mA; 24 V system: 140 mA |
| External Connections | Pressure clamp, MIL cable, or KS1 signal cable |
| Dimensions (W x H x D) | 130 x 124 x 32.8 mm |
| Weight | Approx. 0.29 kg |
Applications
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Process automation in chemical and petrochemical industries
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Safety instrumentation in oil & gas refineries
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Voltage signal monitoring in power plants
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Factory automation requiring isolated voltage inputs
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Critical infrastructure and utility control systems
Key Advantages
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High input isolation improves operational safety
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Dual-range voltage input supports broader signal compatibility
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Compact form factor ideal for dense installations
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Excellent accuracy and low drift over temperature
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Supports redundant configurations for enhanced reliability
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Robust build quality and Yokogawa’s proven safety architecture
Frequently Asked Questions (FAQ)
Q1: What type of signals does the SAV144-S63 support?
A1: It supports both 1–5 V and 1–10 V DC voltage signals.
Q2: Can the SAV144-S63 be used in redundant configurations?
A2: Yes, the module can be configured for dual redundancy for increased reliability.
Q3: How many channels does the module have?
A3: It provides 16 isolated input channels.
Q4: What is the rated accuracy for each voltage range?
A4: ±4 mV for 1–5 V range, and ±9 mV for 1–10 V range.
Q5: What’s the data update rate of the module?
A5: The data update frequency is 40 milliseconds.
Q6: Is the SAV144-S63 suitable for hazardous environments?
A6: Yes, explosion-proof versions are available via specific suffix codes.
Q7: What external connections are compatible with this module?
A7: Pressure clamp terminals, MIL cables, and dedicated signal cables (KS1) are supported.
Q8: Does the module provide signal isolation?
A8: Yes, the input channels are isolated from the system to 1.5 kV AC.
Q9: Is it compatible with Yokogawa’s ProSafe-RS platform?
A9: Yes, the SAV144-S63 is specifically designed for ProSafe-RS systems.
Q10: What is the weight of the module?
A10: Approximately 0.29 kg when using the signal cable interface adapter.
Related Models in the Same Series
| Model | Description | Input Type | Channels | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| SAI143-S5 | Analog Input (4–20 mA) | Current | 16 | 130 x 124 x 32.8 | 0.34 kg |
| SAI143-H5 | Analog Input with HART (4–20 mA) | Current + HART | 16 | 130 x 124 x 32.8 | 0.34 kg |
| SAI533-H5 | Analog Output with HART (4–20 mA) | Current Output | 8 | 130 x 124 x 32.8 | 0.33 kg |
| SAT145-S6 | TC/mV Input Module | Thermocouple / mV | 16 | 130 x 159.8 x 32.8 | 0.47 kg |
| SAR145-S6 | RTD Input Module | RTD (Resistance) | 16 | 130 x 159.8 x 32.8 | 0.47 kg |
| SAV144-E5 | Analog Voltage Input (Explosion-Proof) | Voltage | 16 | 130 x 124 x 32.8 | 0.29 kg |
Popular Yokogawa Models
| Model | Description | Function | Channels | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| PW101 | Power Supply Module | Power Supply | – | 130 x 124 x 32.8 | 0.45 kg |
| PW402 | Redundant Power Supply | Power Supply | – | 130 x 124 x 32.8 | 0.50 kg |
| CP451-10 | CPU Module for CENTUM VP | Controller | – | 130 x 124 x 32.8 | 0.58 kg |
| STARDOM FCN-RTU | Remote Terminal Unit | RTU Controller | – | 130 x 124 x 32.8 | 0.55 kg |
| AAI143-H50 | Analog Input Module with HART | Analog Input | 16 | 130 x 124 x 32.8 | 0.35 kg |
| AAI841-H00 | Foundation Fieldbus H1 Analog Input Module | Fieldbus I/O | 8 | 130 x 124 x 32.8 | 0.30 kg |
