Product 説明
The Yokogawa SPW481 is a robust power supply module specifically designed for ProSafe-RS safety control systems. It delivers stable, regulated power to ensure uninterrupted and safe operation in critical industrial environments.
Technical Specifications
| Parameter | Value |
|---|---|
| モデル | SPW481 |
| Input Voltage | 100–120 V AC |
| Output Voltage | Regulated for SCS use |
| Operating Temperature | -20 to 50°C |
| Dimensions (W×H×D) | 130 × 50 × 160 mm |
| 重量 | 1.3 kg |
| Installation | Rack-mountable |
| Compatibility | ProSafe-RS SSC10, SSC50, SSC60, SNB10, SNT10 |
Applications
The SPW481 is widely used in:
-
ProSafe-RS safety control stations (SCS) in single or duplex configurations
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Safety node 台s (SNB10D) to power I/O modules
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Optical bus repeater 台s (SNT10D) for extended system configurations
Advantages
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Dual-redundancy support for enhanced system availability
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Compact design for efficient rack installation
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Reliable operation in harsh environments
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Conforms to IEC 61508 functional safety standards when properly installed
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Easy maintenance and hot-swappable replacement
FAQ
Q1: What is the input voltage range / the SPW481?
A1: The SPW481 operates on 100–120 V AC.
Q2: Can the SPW481 be used in duplex configurations?
A2: Yes, it supports dual-redundant operation for improved reliability.
Q3: Which Yokogawa systems is the SPW481 compatible with?
A3: It works with ProSafe-RS SSC10, SSC50, SSC60, SNB10, and SNT10 台s.
Q4: What is the weight / the SPW481?
A4: The SPW481 weighs approximately 1.3 kg.
Q5: What are its operating temperature limits?
A5: The SPW481 is rated for -20°C to 50°C ambient conditions.
Q6: Can it be replaced while the system is running?
A6: Yes, it can be hot-swapped following Yokogawa’s procedures.
Q7: How many SPW481 modules are needed for duplex operation?
A7: Typically, two SPW481 modules are installed for redundancy.
Q8: Is it compatible with 220–240 V AC?
A8: No, for 220–240 V AC you should use the SPW482 model.
Q9: Is the SPW481 suitable for safety-critical applications?
A9: Yes, when installed as specified it meets functional safety requirements.
Q10: What are the installation dimensions?
A10: The dimensions are 130 × 50 × 160 mm.
Recommended Related モデルs (Same Series or Related)
| モデル | Input Voltage | Output | Dimensions (mm) | 重量 |
|---|---|---|---|---|
| SPW482 | 220–240 V AC | Regulated | 130 × 50 × 160 | 1.3 kg |
| SPW484 | 24 V DC | Regulated | 130 × 50 × 160 | 1.3 kg |
| S9159FA | 100–240 V AC | Fan ユニット PS | 130 × 50 × 160 | 1.3 kg |
| S9160FA | 24 V DC | Fan ユニット PS | 130 × 50 × 160 | 1.3 kg |
| SCP401 | Processor | N/A | 130 × 50 × 160 | 1.2 kg |
| SEC401 | ESB Coupler | N/A | 130 × 50 × 160 | 1.2 kg |
Popular Yokogawa モデルs
| モデル | Function | Dimensions (mm) | 重量 |
|---|---|---|---|
| SCP461 | Processor Module | 130 × 50 × 160 | 1.2 kg |
| SCP451 | Processor Module | 130 × 50 × 160 | 1.2 kg |
| SEC402 | ESB Coupler Module | 130 × 50 × 160 | 1.2 kg |
| ALE111 | Ethernet Communication | 130 × 50 × 160 | 1.2 kg |
| SDV531 | 24 V DC Digital Output | 130 × 50 × 160 | 1.2 kg |
| SAI143 | Analog Input Module | 130 × 50 × 160 | 1.2 kg |
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