Product Overview
The Yokogawa SB401-50 S1 is an ESB Bus Interface Slave Module designed for communication between I/O modules and the Field Control Einheit (FCU) over the ESB bus. It supports both single and dual-redundant configurations, ensuring stable system integration in process control environments.
Technical Specifications
| Parameter | Specification |
|---|---|
| Modell | SB401-50 S1 |
| Function | ESB Bus Interface Slave Module |
| Communication Bus | ESB (Enhanced Serial Bus) |
| Configuration Support | Single / Dual-redundant |
| I/O Module Capacity | Up to 8 I/O Modules per node Stück |
| Power Supply | Supplied via Node Einheit |
| Mounting | 19-inch Rack Mounting |
| Dimensions (W x H x D) | 130 × 142.5 × 32.8 mm |
| Gewicht | 0.45 kg |
Applications
-
Distributed Control Systems (DCS) in power, chemical, and oil & gas industries
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Reliable I/O communication with the FCU via ESB bus
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Power interface and data link for analog/digital modules
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Use in standard or hazardous environments with appropriate configurations
Key Advantages
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Dual-redundant support enhances system availability
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Compact design with standardized rack-mount installation
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Integrates seamlessly with Yokogawa’s CENTUM VP system
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Modular configuration simplifies system expansion
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Supports ISA G3 option for wide temperature operation (-20°C to 70°C)
FAQ
Q1: What does the SB401-50 S1 do?
A1: It connects I/O modules to the control Stück via the ESB bus, facilitating data communication.
Q2: Can this module be used in redundant configurations?
A2: Yes, two SB401 modules can be used in a dual-redundant setup.
Q3: How many I/O modules can it support?
A3: Up to 8 I/O modules per node Stück.
Q4: Is it suitable for rack mounting?
A4: Yes, it supports 19-inch rack mounting.
Q5: Does it operate in extreme temperatures?
A5: Yes, when ordered with ISA G3 option, it supports -20°C to 70°C.
Q6: What is the power source for SB401-50 S1?
A6: It is powered through the node Stück’s internal power supply system.
Q7: Can this module be hot-swapped?
A7: Hot-swapping depends on system setup and redundancy; usually requires system halt.
Q8: Is barrier protection included?
A8: No, barriers must be installed separately using insulating partitions.
Q9: What systems are compatible with SB401-50 S1?
A9: It works with Yokogawa systems like A2FV50, A2FV70, AFV30, and AFV40.
Q10: Are special accessories needed for ESB connection?
A10: Yes, Connector Einheits like /CU1N or /CU1T are recommended for proper ESB bus termination.
Related or Same-Series Modells
| Modell | Beschreibung | Dimensions (mm) | Gewicht |
|---|---|---|---|
| ANB10S | Single ESB Bus Node Einheit | 482.6 × 221.5 × 205 | ~10 kg |
| ANB10D | Dual ESB Bus Node Einheit | 482.6 × 221.5 × 205 | ~10 kg |
| EC401 | ESB Bus Coupler Module | FCU Slot (7 or 8) | – |
| EC402 | Optical ESB Coupler Module | FCU Slot (7 or 8) | – |
| PW481 | Power Supply Module (100–120 V AC) | Slot size standard | – |
| PW484 | Power Supply Module (24 V DC) | Slot size standard | – |
Popular Yokogawa Modells
| Modell | Beschreibung | Dimensions (mm) | Gewicht |
|---|---|---|---|
| ALR121 | Remote I/O Communication Module | 130 × 142.5 × 32.8 | 0.45 kg |
| ALF111 | FOUNDATION Fieldbus Interface Module | 130 × 142.5 × 32.8 | 0.45 kg |
| AAI543-H50 | Analog Input Module with HART | 130 × 142.5 × 32.8 | 0.45 kg |
| AAI841-H50 | Analog Output Module with HART | 130 × 142.5 × 32.8 | 0.45 kg |
| ADV151-P03 | 32-Channel Digital Input Module | 130 × 142.5 × 32.8 | 0.45 kg |
| AAR181-S50 | Relay Output Module | 130 × 142.5 × 32.8 | 0.45 kg |
Unternehmensinformationen
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Add: Alishan Building, 2 Lvling Rd, Bezirk Siming, Xiamen, Fujian, China, 361006
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