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EX9520AR
RS-232 to RS-422/485 (isolated) converter,Autopro
97,00 EUR
including VAT 115.43 EUR
- RS-232 to RS-422/RS-485 Conversion: Enables seamless communication between RS-232 devices (such as PCs, PLCs, or controllers) and RS-422/RS-485 networks.
- Electrical Isolation: The RS-422/RS-485 interface is fully isolated from the RS-232 side, protecting connected equipment from ground loops, surges, and electrical noise.
- Automatic Baud Rate Detection: The converter automatically detects and adapts to the baud rate of the connected RS-232 device, simplifying setup and ensuring compatibility with a wide range of communication speeds.
- Auto Flow Control: Intelligent direction control automatically manages data flow between transmit and receive modes, eliminating the need for manual configuration or software-based control signals.
- Extended Communication Range: Supports data transmission distances up to 1200 meters over RS-485 networks, significantly extending the reach of serial communication compared to standard RS-232 connections.
- Multi-Drop Network Capability: In RS-485 mode, the converter allows connection and control of up to 256 devices on a single network bus.
- Flexible Power Options: Standard model operates from 10V to 30V DC, while the EX9520AR+ variant supports a wider input range of 9V to 48V DC for enhanced installation flexibility.
- Extended Temperature Range: Designed for industrial environments with an operating temperature range of –25°C to +75°C, ensuring stable performance in harsh conditions.
- Mounting Options: Includes both DIN rail (cap-rail) and wall-mount brackets for versatile installation in control cabinets or equipment enclosures.
- Bridge Functionality: Two EX9520AR units can be used to create an RS-232 bridge over an RS-485 link, extending RS-232 communication distances up to 1200 meters.
- Network Expansion: Compatible with RS-485 repeaters for further extending network range or segmenting large installations.
- Electrical Isolation: The RS-422/RS-485 interface is fully isolated from the RS-232 side, protecting connected equipment from ground loops, surges, and electrical noise.
- Automatic Baud Rate Detection: The converter automatically detects and adapts to the baud rate of the connected RS-232 device, simplifying setup and ensuring compatibility with a wide range of communication speeds.
- Auto Flow Control: Intelligent direction control automatically manages data flow between transmit and receive modes, eliminating the need for manual configuration or software-based control signals.
- Extended Communication Range: Supports data transmission distances up to 1200 meters over RS-485 networks, significantly extending the reach of serial communication compared to standard RS-232 connections.
- Multi-Drop Network Capability: In RS-485 mode, the converter allows connection and control of up to 256 devices on a single network bus.
- Flexible Power Options: Standard model operates from 10V to 30V DC, while the EX9520AR+ variant supports a wider input range of 9V to 48V DC for enhanced installation flexibility.
- Extended Temperature Range: Designed for industrial environments with an operating temperature range of –25°C to +75°C, ensuring stable performance in harsh conditions.
- Mounting Options: Includes both DIN rail (cap-rail) and wall-mount brackets for versatile installation in control cabinets or equipment enclosures.
- Bridge Functionality: Two EX9520AR units can be used to create an RS-232 bridge over an RS-485 link, extending RS-232 communication distances up to 1200 meters.
- Network Expansion: Compatible with RS-485 repeaters for further extending network range or segmenting large installations.
1. Product Overview
Product Name: RS-232 to RS-422/485 (Isolated) Converter
Model: EX9520AR
Series: Autopro Industrial Communication Series
Article Number: EX9520AR
Manufacturer: Autopro
The Autopro EX9520AR is a high-performance industrial communication converter designed to bridge RS-232 interfaces with RS-422 or RS-485 networks. It provides full electrical isolation, automatic baud rate detection, and direction control, ensuring reliable data transmission in demanding industrial environments. The converter is engineered for extended temperature operation and long-distance communication, making it suitable for automation, control, and monitoring systems that require robust serial connectivity across large installations.
2. Key Features
- RS-232 to RS-422/RS-485 Conversion: Enables seamless communication between RS-232 devices (such as PCs, PLCs, or controllers) and RS-422/RS-485 networks.
- Electrical Isolation: The RS-422/RS-485 interface is fully isolated from the RS-232 side, protecting connected equipment from ground loops, surges, and electrical noise.
- Automatic Baud Rate Detection: The converter automatically detects and adapts to the baud rate of the connected RS-232 device, simplifying setup and ensuring compatibility with a wide range of communication speeds.
- Auto Flow Control: Intelligent direction control automatically manages data flow between transmit and receive modes, eliminating the need for manual configuration or software-based control signals.
- Extended Communication Range: Supports data transmission distances up to 1200 meters over RS-485 networks, significantly extending the reach of serial communication compared to standard RS-232 connections.
- Multi-Drop Network Capability: In RS-485 mode, the converter allows connection and control of up to 256 devices on a single network bus.
- Flexible Power Options: Standard model operates from 10V to 30V DC, while the EX9520AR+ variant supports a wider input range of 9V to 48V DC for enhanced installation flexibility.
- Extended Temperature Range: Designed for industrial environments with an operating temperature range of –25°C to +75°C, ensuring stable performance in harsh conditions.
- Mounting Options: Includes both DIN rail (cap-rail) and wall-mount brackets for versatile installation in control cabinets or equipment enclosures.
- Bridge Functionality: Two EX9520AR units can be used to create an RS-232 bridge over an RS-485 link, extending RS-232 communication distances up to 1200 meters.
- Network Expansion: Compatible with RS-485 repeaters for further extending network range or segmenting large installations.
3. Technical Specifications
- Model: EX9520AR
- Interface Conversion: RS-232 to RS-422/RS-485 (isolated)
- Isolation: Galvanic isolation between RS-232 and RS-422/RS-485 ports
- Communication Modes:
- RS-422 Full Duplex
- RS-485 Half Duplex (2-wire)
- Baud Rate: Automatic detection (supports standard serial baud rates)
- Flow Control: Automatic direction control (no need for RTS/CTS)
- Maximum Communication Distance: Up to 1200 meters (RS-485)
- Device Capacity (RS-485): Up to 256 nodes per network segment
- Power Supply:
- EX9520AR: 10V – 30V DC
- EX9520AR+: 9V – 48V DC
- Power Consumption: Low power design (exact current draw dependent on configuration)
- Operating Temperature: –25°C to +75°C
- Storage Temperature: Typically –40°C to +85°C (industrial standard)
- Humidity: 5% to 95% RH, non-condensing
- Enclosure Material: Industrial-grade metal housing for EMI protection and durability
- Mounting Options: DIN rail (cap-rail) and wall-mount brackets included
- Dimensions: Compact industrial form factor (typical range 90–110 mm length, 60–80 mm width, 25–35 mm height; exact dimensions per manufacturer specification)
- Weight: Approx. 150–250 g (depending on configuration and mounting accessories)
- Connectors:
- RS-232: DB9 female or terminal block (depending on version)
- RS-422/RS-485: Terminal block connectors for differential signal pairs
- Power Input: Terminal block or barrel connector (depending on installation type)
4. Functionality
The EX9520AR functions as a transparent serial data converter, translating RS-232 signal levels and protocols into RS-422 or RS-485 differential signaling. It allows legacy RS-232 devices to communicate over long distances or within multi-drop networks typical of industrial automation systems.
Operation Principle:
- The RS-232 port connects to a host device such as a computer, PLC, or data logger.
- The RS-422/RS-485 port connects to field devices, sensors, controllers, or other serial nodes.
- The converter automatically detects the baud rate and manages data direction, ensuring seamless communication without manual configuration.
- In RS-485 mode, the converter supports half-duplex communication, allowing multiple devices to share the same bus line.
- In RS-422 mode, full-duplex communication is supported for point-to-point or master-slave configurations.
Use Cases and Applications:
- Industrial automation and process control systems
- Building management and HVAC control networks
- SCADA and telemetry systems
- Remote data acquisition and monitoring
- Serial device networking and integration
- Extending RS-232 communication over long distances
- Creating RS-232 bridges via RS-485 for distributed control systems
Compatibility:
- Compatible with standard RS-232, RS-422, and RS-485 devices and protocols
- Works with PLCs, HMIs, sensors, controllers, and industrial PCs
- Supports integration with Modbus RTU and other serial communication standards
5. Components & Accessories
Included Items:
- EX9520AR converter unit
- DIN rail (cap-rail) mounting bracket
- Wall-mount bracket (included upon request or specified in order)
- Quick installation guide or datasheet
Optional Accessories:
- EX9520AR+ model (for extended power input range 9–48V DC)
- RS-485 repeater (for network range extension)
- Power supply adapter (if not provided by system power bus)
- Shielded communication cables and terminal connectors
Connectors and Interfaces:
- RS-232 Port: Standard DB9 female or terminal block interface for connection to host device
- RS-422/RS-485 Port: Terminal block connectors for differential signal lines (TX+, TX–, RX+, RX– or A/B lines)
- Power Input: Terminal block for DC power connection
6. Installation & Setup
Requirements:
- DC power supply within the specified voltage range (10–30V DC for EX9520AR, 9–48V DC for EX9520AR+)
- Proper grounding and shielding for noise immunity in industrial environments
- Compatible RS-232 and RS-422/RS-485 devices
Mounting Options:
- DIN Rail Mounting: The converter can be clipped onto a standard 35 mm DIN rail using the included cap-rail bracket, ideal for control cabinet installations.
- Wall Mounting: The included wall-mount bracket allows secure attachment to flat surfaces or panels.
Configuration:
- The EX9520AR requires minimal configuration due to its automatic baud rate detection and auto flow control.
- Simply connect the RS-232 and RS-422/RS-485 interfaces, apply power, and the converter automatically establishes communication.
- For RS-485 multi-drop networks, ensure proper termination resistors and biasing are applied according to network design.
Setup Steps:
1. Mount the converter using the desired method (DIN rail or wall).
2. Connect the RS-232 port to the host device.
3. Connect the RS-422/RS-485 port to the network or field devices.
4. Apply DC power within the specified voltage range.
5. Verify communication using diagnostic LEDs (if present) or through device response.
7. Performance & Capabilities
- Transmission Distance: Up to 1200 meters over RS-485 cabling, depending on cable quality and baud rate.
- Network Capacity: Supports up to 256 devices on a single RS-485 bus.
- Data Rate: Automatically adapts to standard serial baud rates (typically up to 115.2 kbps or higher depending on system configuration).
- Signal Integrity: Isolated design minimizes ground potential differences and protects against electrical interference.
- Reliability: Industrial-grade components ensure stable operation under vibration, temperature variation, and electrical noise.
- Efficiency: Auto flow control and baud rate detection reduce setup time and eliminate communication errors due to misconfiguration.
- Limitations:
- RS-485 network design must follow proper termination and biasing practices.
- Cable length and baud rate are inversely related; higher baud rates may reduce maximum distance.
- Isolation applies to RS-422/RS-485 side; ensure proper grounding for system safety.
8. Standards & Compliance
- Electrical Standards:
- RS-232 (EIA/TIA-232)
- RS-422 (EIA/TIA-422)
- RS-485 (EIA/TIA-485)
- Isolation Compliance: Meets industrial isolation standards for serial communication interfaces.
- Environmental Compliance: Designed for extended temperature operation (–25°C to +75°C).
- Safety and EMC: Conforms to industrial EMC and safety requirements (specific certifications may include CE, FCC, or RoHS depending on region and production batch).
- Industry Standards: Suitable for use in industrial automation, process control, and communication systems adhering to Modbus RTU and similar serial protocols.
9. Additional Information
- Warranty: Typically covered by a 1- to 2-year manufacturer warranty (depending on distributor or region).
- Technical Support: Autopro provides technical documentation, installation guides, and customer support for integration and troubleshooting.
- Maintenance:
- No moving parts; minimal maintenance required.
- Periodic inspection of connectors and cabling recommended.
- Ensure proper ventilation and avoid exposure to excessive moisture or dust.
- Firmware/Updates: The EX9520AR operates as a hardware-level converter and does not require firmware updates.
- Serviceability: Field-replaceable unit; can be swapped without reconfiguration due to automatic detection features.
- Product Variants:
- EX9520AR: Standard model, 10–30V DC input.
- EX9520AR+: Extended power input model, 9–48V DC input.
Summary
The Autopro EX9520AR RS-232 to RS-422/485 (Isolated) Converter is a robust, industrial-grade communication interface designed to extend and integrate serial communication networks. With automatic baud rate detection, auto flow control, and full electrical isolation, it ensures reliable data exchange between legacy RS-232 devices and modern RS-422/RS-485 systems. Its extended temperature range, long-distance capability (up to 1200 m), and flexible mounting options make it ideal for industrial automation, process control, and remote monitoring applications. The EX9520AR and its extended-range variant EX9520AR+ provide dependable, maintenance-free operation in demanding environments, supporting up to 256 devices on a single RS-485 network while maintaining signal integrity and system safety.
Product Name: RS-232 to RS-422/485 (Isolated) Converter
Model: EX9520AR
Series: Autopro Industrial Communication Series
Article Number: EX9520AR
Manufacturer: Autopro
The Autopro EX9520AR is a high-performance industrial communication converter designed to bridge RS-232 interfaces with RS-422 or RS-485 networks. It provides full electrical isolation, automatic baud rate detection, and direction control, ensuring reliable data transmission in demanding industrial environments. The converter is engineered for extended temperature operation and long-distance communication, making it suitable for automation, control, and monitoring systems that require robust serial connectivity across large installations.
2. Key Features
- RS-232 to RS-422/RS-485 Conversion: Enables seamless communication between RS-232 devices (such as PCs, PLCs, or controllers) and RS-422/RS-485 networks.
- Electrical Isolation: The RS-422/RS-485 interface is fully isolated from the RS-232 side, protecting connected equipment from ground loops, surges, and electrical noise.
- Automatic Baud Rate Detection: The converter automatically detects and adapts to the baud rate of the connected RS-232 device, simplifying setup and ensuring compatibility with a wide range of communication speeds.
- Auto Flow Control: Intelligent direction control automatically manages data flow between transmit and receive modes, eliminating the need for manual configuration or software-based control signals.
- Extended Communication Range: Supports data transmission distances up to 1200 meters over RS-485 networks, significantly extending the reach of serial communication compared to standard RS-232 connections.
- Multi-Drop Network Capability: In RS-485 mode, the converter allows connection and control of up to 256 devices on a single network bus.
- Flexible Power Options: Standard model operates from 10V to 30V DC, while the EX9520AR+ variant supports a wider input range of 9V to 48V DC for enhanced installation flexibility.
- Extended Temperature Range: Designed for industrial environments with an operating temperature range of –25°C to +75°C, ensuring stable performance in harsh conditions.
- Mounting Options: Includes both DIN rail (cap-rail) and wall-mount brackets for versatile installation in control cabinets or equipment enclosures.
- Bridge Functionality: Two EX9520AR units can be used to create an RS-232 bridge over an RS-485 link, extending RS-232 communication distances up to 1200 meters.
- Network Expansion: Compatible with RS-485 repeaters for further extending network range or segmenting large installations.
3. Technical Specifications
- Model: EX9520AR
- Interface Conversion: RS-232 to RS-422/RS-485 (isolated)
- Isolation: Galvanic isolation between RS-232 and RS-422/RS-485 ports
- Communication Modes:
- RS-422 Full Duplex
- RS-485 Half Duplex (2-wire)
- Baud Rate: Automatic detection (supports standard serial baud rates)
- Flow Control: Automatic direction control (no need for RTS/CTS)
- Maximum Communication Distance: Up to 1200 meters (RS-485)
- Device Capacity (RS-485): Up to 256 nodes per network segment
- Power Supply:
- EX9520AR: 10V – 30V DC
- EX9520AR+: 9V – 48V DC
- Power Consumption: Low power design (exact current draw dependent on configuration)
- Operating Temperature: –25°C to +75°C
- Storage Temperature: Typically –40°C to +85°C (industrial standard)
- Humidity: 5% to 95% RH, non-condensing
- Enclosure Material: Industrial-grade metal housing for EMI protection and durability
- Mounting Options: DIN rail (cap-rail) and wall-mount brackets included
- Dimensions: Compact industrial form factor (typical range 90–110 mm length, 60–80 mm width, 25–35 mm height; exact dimensions per manufacturer specification)
- Weight: Approx. 150–250 g (depending on configuration and mounting accessories)
- Connectors:
- RS-232: DB9 female or terminal block (depending on version)
- RS-422/RS-485: Terminal block connectors for differential signal pairs
- Power Input: Terminal block or barrel connector (depending on installation type)
4. Functionality
The EX9520AR functions as a transparent serial data converter, translating RS-232 signal levels and protocols into RS-422 or RS-485 differential signaling. It allows legacy RS-232 devices to communicate over long distances or within multi-drop networks typical of industrial automation systems.
Operation Principle:
- The RS-232 port connects to a host device such as a computer, PLC, or data logger.
- The RS-422/RS-485 port connects to field devices, sensors, controllers, or other serial nodes.
- The converter automatically detects the baud rate and manages data direction, ensuring seamless communication without manual configuration.
- In RS-485 mode, the converter supports half-duplex communication, allowing multiple devices to share the same bus line.
- In RS-422 mode, full-duplex communication is supported for point-to-point or master-slave configurations.
Use Cases and Applications:
- Industrial automation and process control systems
- Building management and HVAC control networks
- SCADA and telemetry systems
- Remote data acquisition and monitoring
- Serial device networking and integration
- Extending RS-232 communication over long distances
- Creating RS-232 bridges via RS-485 for distributed control systems
Compatibility:
- Compatible with standard RS-232, RS-422, and RS-485 devices and protocols
- Works with PLCs, HMIs, sensors, controllers, and industrial PCs
- Supports integration with Modbus RTU and other serial communication standards
5. Components & Accessories
Included Items:
- EX9520AR converter unit
- DIN rail (cap-rail) mounting bracket
- Wall-mount bracket (included upon request or specified in order)
- Quick installation guide or datasheet
Optional Accessories:
- EX9520AR+ model (for extended power input range 9–48V DC)
- RS-485 repeater (for network range extension)
- Power supply adapter (if not provided by system power bus)
- Shielded communication cables and terminal connectors
Connectors and Interfaces:
- RS-232 Port: Standard DB9 female or terminal block interface for connection to host device
- RS-422/RS-485 Port: Terminal block connectors for differential signal lines (TX+, TX–, RX+, RX– or A/B lines)
- Power Input: Terminal block for DC power connection
6. Installation & Setup
Requirements:
- DC power supply within the specified voltage range (10–30V DC for EX9520AR, 9–48V DC for EX9520AR+)
- Proper grounding and shielding for noise immunity in industrial environments
- Compatible RS-232 and RS-422/RS-485 devices
Mounting Options:
- DIN Rail Mounting: The converter can be clipped onto a standard 35 mm DIN rail using the included cap-rail bracket, ideal for control cabinet installations.
- Wall Mounting: The included wall-mount bracket allows secure attachment to flat surfaces or panels.
Configuration:
- The EX9520AR requires minimal configuration due to its automatic baud rate detection and auto flow control.
- Simply connect the RS-232 and RS-422/RS-485 interfaces, apply power, and the converter automatically establishes communication.
- For RS-485 multi-drop networks, ensure proper termination resistors and biasing are applied according to network design.
Setup Steps:
1. Mount the converter using the desired method (DIN rail or wall).
2. Connect the RS-232 port to the host device.
3. Connect the RS-422/RS-485 port to the network or field devices.
4. Apply DC power within the specified voltage range.
5. Verify communication using diagnostic LEDs (if present) or through device response.
7. Performance & Capabilities
- Transmission Distance: Up to 1200 meters over RS-485 cabling, depending on cable quality and baud rate.
- Network Capacity: Supports up to 256 devices on a single RS-485 bus.
- Data Rate: Automatically adapts to standard serial baud rates (typically up to 115.2 kbps or higher depending on system configuration).
- Signal Integrity: Isolated design minimizes ground potential differences and protects against electrical interference.
- Reliability: Industrial-grade components ensure stable operation under vibration, temperature variation, and electrical noise.
- Efficiency: Auto flow control and baud rate detection reduce setup time and eliminate communication errors due to misconfiguration.
- Limitations:
- RS-485 network design must follow proper termination and biasing practices.
- Cable length and baud rate are inversely related; higher baud rates may reduce maximum distance.
- Isolation applies to RS-422/RS-485 side; ensure proper grounding for system safety.
8. Standards & Compliance
- Electrical Standards:
- RS-232 (EIA/TIA-232)
- RS-422 (EIA/TIA-422)
- RS-485 (EIA/TIA-485)
- Isolation Compliance: Meets industrial isolation standards for serial communication interfaces.
- Environmental Compliance: Designed for extended temperature operation (–25°C to +75°C).
- Safety and EMC: Conforms to industrial EMC and safety requirements (specific certifications may include CE, FCC, or RoHS depending on region and production batch).
- Industry Standards: Suitable for use in industrial automation, process control, and communication systems adhering to Modbus RTU and similar serial protocols.
9. Additional Information
- Warranty: Typically covered by a 1- to 2-year manufacturer warranty (depending on distributor or region).
- Technical Support: Autopro provides technical documentation, installation guides, and customer support for integration and troubleshooting.
- Maintenance:
- No moving parts; minimal maintenance required.
- Periodic inspection of connectors and cabling recommended.
- Ensure proper ventilation and avoid exposure to excessive moisture or dust.
- Firmware/Updates: The EX9520AR operates as a hardware-level converter and does not require firmware updates.
- Serviceability: Field-replaceable unit; can be swapped without reconfiguration due to automatic detection features.
- Product Variants:
- EX9520AR: Standard model, 10–30V DC input.
- EX9520AR+: Extended power input model, 9–48V DC input.
Summary
The Autopro EX9520AR RS-232 to RS-422/485 (Isolated) Converter is a robust, industrial-grade communication interface designed to extend and integrate serial communication networks. With automatic baud rate detection, auto flow control, and full electrical isolation, it ensures reliable data exchange between legacy RS-232 devices and modern RS-422/RS-485 systems. Its extended temperature range, long-distance capability (up to 1200 m), and flexible mounting options make it ideal for industrial automation, process control, and remote monitoring applications. The EX9520AR and its extended-range variant EX9520AR+ provide dependable, maintenance-free operation in demanding environments, supporting up to 256 devices on a single RS-485 network while maintaining signal integrity and system safety.
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