RS81-B Interface Card | Yokogawa CENTUM XL I/O Control Module
Manufacturer: Yokogawa
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Part Number: SDV144-S13/B4D00
Condition：New with Original Package
Product Type: CENTUM XL I/O Control Module
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Country of Origin: Japan
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The Yokogawa RS81-B Interface Module is a highly reliable digital output module designed for use within Yokogawa's CENTUM XL and Micro XL systems. Although discontinued by the manufacturer, this module remains a valuable component for automated control systems. The RS81-B provides digital output channels crucial for controlling field devices like actuators, relays, and solenoids. Built for mission-critical applications, the RS81-B ensures safe, efficient, and dependable operation. Please note that the product is new without the original box, and it comes with a 2-year warranty from Radwell.
Functional Highlights
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High-Performance Outputs: The RS81-B provides efficient control of external devices with its digital output channels for actuators, relays, and solenoids.
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Galvanic Isolation: This module offers isolation between system logic and field wiring, preventing electrical noise and faults from affecting the system.
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Built for Critical Systems: Designed to operate in safety instrumented systems (SIS) and distributed control systems (DCS), the RS81-B ensures reliable performance in mission-critical environments.
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Compact and Efficient: The RS81-B module is space-efficient, providing a high-density output in a compact design, saving valuable rack space while supporting multiple field devices.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | RS81-B |
| Product Type | Digital Output Module |
| System Compatibility | Yokogawa CENTUM XL, Micro XL |
| Output Signal Type | 24 V DC (sink/source depending on configuration) |
| Channels | 32 digital output channels |
| Output Current Capacity | Up to 0.5 A per channel |
| Isolation | Channel-to-channel and channel-to-ground isolation |
| Response Time | ≤5 ms |
| Protection Functions | Over-current, short-circuit protection |
| Dimensions | 130 × 107.5 × 32.8 mm |
| Weight | 0.4 kg |
| Operating Temperature | –10 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Humidity Range | 5–95% RH (non-condensing) |
| Mounting | Rack-mounted in Yokogawa I/O base units |
| Certifications | COO (Certificate of Origin), CE, UL (depending on version) |
| Origin | Japan |
| Shipping Port | Xiamen, China |
FAQ
Q1: What does the RS81-B Interface Module do?
The RS81-B is a digital output module that controls actuators, relays, solenoids, and other field devices in automated systems such as CENTUM XL and Micro XL.
Q2: What is the advantage of galvanic isolation?
Galvanic isolation separates the system logic from the field wiring, protecting the system from faults and electrical noise, ensuring reliable operation.
Q3: How many channels does the RS81-B provide?
The RS81-B offers 32 digital output channels, which can drive multiple field devices simultaneously.
Q4: Can the RS81-B be used in safety systems?
Yes, the RS81-B is suitable for use in Safety Instrumented Systems (SIS), ensuring safe operation and compliance with industrial safety standards.
Q5: What is the warranty on the RS81-B?
The RS81-B comes with a 2-year warranty provided by Radwell, as the manufacturer’s warranty may not apply due to discontinuation.