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RS4232-8
8*RS232/RS422/RS485 (mixed use) isolated converter box
195,00 EUR
inkl. Umsatzsteuer 232,05 EUR
- Eight Independent Communication Ports:
Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards.
- Full Electrical Isolation:
Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges.
- Flexible Interface Selection:
Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management.
- Integrated Power Supply:
Built‑in universal power supply supports 90–260 VAC or –48 VDC input, enabling deployment in both standard AC and telecom DC environments.
- High‑Density Connectivity:
One DB‑62 female input connector interfaces with the host PCI card, while eight DB‑25 male output connectors provide isolated serial outputs.
- Signal Monitoring:
Each port includes TXD/RXD LED indicators for real‑time transmission and reception monitoring, simplifying diagnostics and system verification.
- Configurable Impedance:
Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity.
- Industrial‑Grade Construction:
Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments.
- Plug‑and‑Play Integration:
Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.
Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards.
- Full Electrical Isolation:
Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges.
- Flexible Interface Selection:
Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management.
- Integrated Power Supply:
Built‑in universal power supply supports 90–260 VAC or –48 VDC input, enabling deployment in both standard AC and telecom DC environments.
- High‑Density Connectivity:
One DB‑62 female input connector interfaces with the host PCI card, while eight DB‑25 male output connectors provide isolated serial outputs.
- Signal Monitoring:
Each port includes TXD/RXD LED indicators for real‑time transmission and reception monitoring, simplifying diagnostics and system verification.
- Configurable Impedance:
Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity.
- Industrial‑Grade Construction:
Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments.
- Plug‑and‑Play Integration:
Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.
Comprehensive Product Summary – RAYON RS4232‑8 Isolated Converter Box
### 1. Product Overview
Product Name: RS4232‑8
Model: RS4232‑8
Series: RS4232 Isolated Converter Box Series
Article Number: RS4232‑8
Manufacturer: Rayon Technology Inc.
Brand: RAYON
Tagline: *Engineered to Connect*
The RAYON RS4232‑8 is an industrial‑grade, eight‑channel isolated converter box designed to interface RS‑232 signals with isolated RS‑232, RS‑422, or RS‑485 communication standards. It is part of Rayon’s modular PCIPORT system and is typically used in conjunction with RAYON’s P588, P588U, or P5168U eight‑port PCI serial interface cards. The RS4232‑8 provides galvanic isolation, signal conversion, and flexible configuration for multi‑port serial communication environments requiring high reliability and electrical isolation.
### 2. Key Features
- Eight Independent Communication Ports:
Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards.
- Full Electrical Isolation:
Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges.
- Flexible Interface Selection:
Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management.
- Integrated Power Supply:
Built‑in universal power supply supports 90–260 VAC or –48 VDC input, enabling deployment in both standard AC and telecom DC environments.
- High‑Density Connectivity:
One DB‑62 female input connector interfaces with the host PCI card, while eight DB‑25 male output connectors provide isolated serial outputs.
- Signal Monitoring:
Each port includes TXD/RXD LED indicators for real‑time transmission and reception monitoring, simplifying diagnostics and system verification.
- Configurable Impedance:
Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity.
- Industrial‑Grade Construction:
Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments.
- Plug‑and‑Play Integration:
Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Model | RS4232‑8 |
| Number of Ports | 8 isolated serial ports |
| Supported Interfaces | RS‑232 (input), RS‑422 / RS‑485 (output, selectable per port) |
| Isolation | Each port galvanically isolated from system ground |
| Input Connector | DB‑62 female (host interface) |
| Output Connectors | 8 × DB‑25 male (isolated serial ports) |
| Interface Selection | DIP switch per port (ON = RS‑422, OFF = RS‑485) |
| Termination | Jumper‑selectable 120 Ω impedance for RS‑422/RS‑485 |
| LED Indicators | TXD (Transmit) and RXD (Receive) per port |
| Power Supply | Built‑in, 90–260 VAC or –48 VDC input |
| Power Consumption | Approx. 10–15 W (typical) |
| Dimensions | 298 mm (L) × 135 mm (W) × 55 mm (H) |
| Weight | Approx. 1.5 kg |
| Enclosure Material | Metal, grounded chassis for EMI protection |
| Operating Temperature | 0 °C – 50 °C (typical) |
| Storage Temperature | –20 °C – 70 °C |
| Relative Humidity | 5 % – 95 %, non‑condensing |
| Mounting Options | Desktop, panel, or rack mounting |
| Compliance | CE, FCC Class A (industrial environments) |
### 4. Functionality
The RS4232‑8 serves as an isolation and conversion interface between a host computer’s RS‑232 serial ports and external RS‑422/RS‑485 devices. It is typically connected to a RAYON eight‑port PCI serial card (e.g., P588) using an R803 DB‑62‑to‑DB‑62 cable. The converter box receives RS‑232 signals from the host and reproduces them as isolated differential signals suitable for industrial communication networks.
Operating Principle:
- Each channel includes opto‑isolation and differential line drivers/receivers.
- DIP switches determine whether the port operates in RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode.
- In RS‑485 mode, automatic data direction control ensures that the transmitter is enabled only during data transmission, preventing bus contention.
- Built‑in termination resistors can be enabled via jumpers to match line impedance and minimize reflections.
Typical Applications:
- Industrial automation and process control systems
- Building management and HVAC control
- SCADA and telemetry networks
- Laboratory instrumentation and data acquisition
- Multi‑drop RS‑485 communication buses
- Long‑distance serial communication requiring noise immunity and isolation
Compatibility:
- Fully compatible with RAYON PCI serial interface cards (P588, P588U, P5168U)
- Supports standard RS‑232 signal levels on input and RS‑422/RS‑485 differential signaling on output
- Can interface with any RS‑232 device through R802 or R801 cables for mixed configurations
### 5. Components & Accessories
Included Components:
- RS4232‑8 converter box (main unit)
- Integrated universal power supply (AC/DC)
- User manual and configuration guide
Compatible Accessories (sold separately):
- R803 Cable: DB‑62 male to DB‑62 male, pin‑to‑pin, used to connect P588/P588U/P5168U PCI cards to the RS4232‑8 box.
- R801 Cable: DB‑62 to eight DB‑25 male connectors for direct RS‑232 output.
- R802 Cable: DB‑62 to eight DB‑25 female connectors for connecting RS‑232 devices to the RS4232‑8 for isolation and conversion.
- R804 Cable: DB‑62 to eight DB‑9 male connectors (alternative connector format).
- TB485 Terminal Block Adapter: Converts DB‑9 connectors to 3‑pin terminal blocks for RS‑485 wiring (DATA+, DATA–, GND).
Optional Add‑Ons:
- Rack‑mount brackets or DIN‑rail mounting kits
- Replacement power supply modules
- Extended‑length R803 cables for remote installation
### 6. Installation & Setup
Pre‑Installation Requirements:
- Compatible RAYON PCI serial card (e.g., P588)
- Appropriate interconnect cable (R803)
- Power source: 90–260 VAC or –48 VDC
- Anti‑static handling precautions
Installation Procedure:
1. Power off the host system and all connected equipment.
2. Connect the R803 DB‑62‑to‑DB‑62 cable between the PCI card and the RS4232‑8 input connector.
3. Connect external devices to the eight DB‑25 output ports.
4. Configure each port’s interface mode using the DIP switches:
- ON = RS‑422 (full‑duplex)
- OFF = RS‑485 (half‑duplex)
5. If required, set termination jumpers for each port to enable or disable the 120 Ω line terminator.
6. Connect the power cable to the AC or DC input terminal.
7. Power on the converter box and verify LED indicators for each port.
8. Power on the host system and confirm communication through the corresponding COM ports.
Mounting Options:
- Desktop placement with rubber feet
- Panel mounting via side brackets
- Rack integration using optional mounting kit
Configuration Notes:
- RS‑485 mode supports automatic data direction control; RTS/CTS signals are not used.
- Only one device should transmit at a time on an RS‑485 bus.
- For long cable runs or high baud rates, enable termination resistors at both ends of the line.
- Ensure proper grounding and shielding to minimize EMI.
### 7. Performance & Capabilities
- Data Rate: Supports up to 921.6 kbps (depending on host card and cable length).
- Transmission Distance:
- RS‑422: up to 1,200 m (4,000 ft) at lower baud rates
- RS‑485: up to 1,200 m (multi‑drop, half‑duplex)
- Isolation Voltage: Typically 2,000 V DC between each port and system ground.
- Signal Integrity: Differential signaling with jumper‑selectable termination ensures minimal reflection and noise.
- Auto‑Direction Control: Built‑in logic automatically manages transmit/receive switching in RS‑485 mode.
- LED Indicators:
- TXD LED: flashes during data transmission
- RXD LED: flashes during data reception
- Impedance Control: Jumper‑selectable 120 Ω termination per channel.
- Ground Isolation: Each port has an independent isolated ground reference.
- Reliability: Designed for continuous 24/7 operation in industrial environments.
Limitations:
- RS‑485 mode supports half‑duplex only (one transmitter active at a time).
- RS‑232 mode not available on RS4232‑8 (use RS4232‑4 for RS‑232 isolation).
- Cable length and baud rate are inversely related; higher speeds require shorter cables.
### 8. Standards & Compliance
- Electrical Standards:
- RS‑232C (EIA/TIA‑232‑E)
- RS‑422 (EIA/TIA‑422‑B)
- RS‑485 (EIA/TIA‑485‑A)
- Isolation & Safety:
- Optical and galvanic isolation per port
- Surge protection on differential lines
- Designed to prevent ground loops and transient damage
- Regulatory Compliance:
- CE (EMC and Low Voltage Directive)
- FCC Part 15 Class A (industrial environments)
- RoHS compliant (lead‑free manufacturing)
- Environmental Standards:
- Operating temperature 0 °C – 50 °C
- Humidity 5 % – 95 %, non‑condensing
- Conforms to industrial EMC immunity and emission standards
- Interoperability:
- Fully compatible with RAYON PCIPORT series cards (P588, P588U, P5168U)
- Supports Windows, Linux, DOS, and SCO OpenServer environments through host card drivers
### 9. Additional Information
Warranty:
- Standard one‑year limited warranty covering defects in materials and workmanship.
- Warranty excludes damage due to misuse, electrical surges, or unauthorized modifications.
- Out‑of‑warranty repairs available at a flat‑rate service charge.
Technical Support:
- Europe: Acceed GmbH, Düsseldorf, Germany
- Phone: +49 211 938898 0
- Email: rayon@acceed.com
- Web: [www.acceed.com/rayon](http://www.acceed.com/rayon)
- Taiwan: Rayon Technology Co., Ltd., Taipei County, Taiwan
- Phone: +886 2 82858362
- Fax: +886 2 82857065
- Email: rayon@ms1.hinet.net
Maintenance:
- Periodically inspect connectors and cables for wear or oxidation.
- Ensure ventilation openings are unobstructed.
- Verify DIP switch and jumper settings after relocation or maintenance.
- Clean exterior surfaces with a dry, anti‑static cloth only.
Firmware & Updates:
- The RS4232‑8 itself is hardware‑based and does not require firmware updates.
- Host PCI card drivers are available for Windows 95/98/Me, NT4, 2000/XP, Linux, and SCO OpenServer.
- Updated drivers and documentation can be obtained from RAYON or Acceed support websites.
Repair & RMA Procedure:
- Contact RAYON support for Return Material Authorization (RMA) before shipping.
- Provide model number, serial number, purchase order, and fault description.
- Products found defective under warranty will be repaired or replaced at no cost.
- Handling and testing fees apply for units found operational upon inspection.
### Summary
The RAYON RS4232‑8 is a robust, eight‑channel isolated converter box engineered for industrial serial communication systems requiring reliable isolation and flexible interface conversion. It transforms RS‑232 signals from a host PC into isolated RS‑422 or RS‑485 outputs, each independently configurable. With built‑in power supply, per‑port isolation, LED diagnostics, and jumper‑selectable termination, the RS4232‑8 ensures safe, noise‑free, and stable data transmission across long distances and electrically noisy environments.
Its seamless integration with RAYON’s PCIPORT series cards, universal power compatibility, and modular design make it an ideal solution for automation, control, and data acquisition applications where electrical isolation and communication integrity are critical.
### 1. Product Overview
Product Name: RS4232‑8
Model: RS4232‑8
Series: RS4232 Isolated Converter Box Series
Article Number: RS4232‑8
Manufacturer: Rayon Technology Inc.
Brand: RAYON
Tagline: *Engineered to Connect*
The RAYON RS4232‑8 is an industrial‑grade, eight‑channel isolated converter box designed to interface RS‑232 signals with isolated RS‑232, RS‑422, or RS‑485 communication standards. It is part of Rayon’s modular PCIPORT system and is typically used in conjunction with RAYON’s P588, P588U, or P5168U eight‑port PCI serial interface cards. The RS4232‑8 provides galvanic isolation, signal conversion, and flexible configuration for multi‑port serial communication environments requiring high reliability and electrical isolation.
### 2. Key Features
- Eight Independent Communication Ports:
Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards.
- Full Electrical Isolation:
Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges.
- Flexible Interface Selection:
Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management.
- Integrated Power Supply:
Built‑in universal power supply supports 90–260 VAC or –48 VDC input, enabling deployment in both standard AC and telecom DC environments.
- High‑Density Connectivity:
One DB‑62 female input connector interfaces with the host PCI card, while eight DB‑25 male output connectors provide isolated serial outputs.
- Signal Monitoring:
Each port includes TXD/RXD LED indicators for real‑time transmission and reception monitoring, simplifying diagnostics and system verification.
- Configurable Impedance:
Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity.
- Industrial‑Grade Construction:
Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments.
- Plug‑and‑Play Integration:
Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.
### 3. Technical Specifications
| Parameter | Specification |
|----------------|------------------|
| Model | RS4232‑8 |
| Number of Ports | 8 isolated serial ports |
| Supported Interfaces | RS‑232 (input), RS‑422 / RS‑485 (output, selectable per port) |
| Isolation | Each port galvanically isolated from system ground |
| Input Connector | DB‑62 female (host interface) |
| Output Connectors | 8 × DB‑25 male (isolated serial ports) |
| Interface Selection | DIP switch per port (ON = RS‑422, OFF = RS‑485) |
| Termination | Jumper‑selectable 120 Ω impedance for RS‑422/RS‑485 |
| LED Indicators | TXD (Transmit) and RXD (Receive) per port |
| Power Supply | Built‑in, 90–260 VAC or –48 VDC input |
| Power Consumption | Approx. 10–15 W (typical) |
| Dimensions | 298 mm (L) × 135 mm (W) × 55 mm (H) |
| Weight | Approx. 1.5 kg |
| Enclosure Material | Metal, grounded chassis for EMI protection |
| Operating Temperature | 0 °C – 50 °C (typical) |
| Storage Temperature | –20 °C – 70 °C |
| Relative Humidity | 5 % – 95 %, non‑condensing |
| Mounting Options | Desktop, panel, or rack mounting |
| Compliance | CE, FCC Class A (industrial environments) |
### 4. Functionality
The RS4232‑8 serves as an isolation and conversion interface between a host computer’s RS‑232 serial ports and external RS‑422/RS‑485 devices. It is typically connected to a RAYON eight‑port PCI serial card (e.g., P588) using an R803 DB‑62‑to‑DB‑62 cable. The converter box receives RS‑232 signals from the host and reproduces them as isolated differential signals suitable for industrial communication networks.
Operating Principle:
- Each channel includes opto‑isolation and differential line drivers/receivers.
- DIP switches determine whether the port operates in RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode.
- In RS‑485 mode, automatic data direction control ensures that the transmitter is enabled only during data transmission, preventing bus contention.
- Built‑in termination resistors can be enabled via jumpers to match line impedance and minimize reflections.
Typical Applications:
- Industrial automation and process control systems
- Building management and HVAC control
- SCADA and telemetry networks
- Laboratory instrumentation and data acquisition
- Multi‑drop RS‑485 communication buses
- Long‑distance serial communication requiring noise immunity and isolation
Compatibility:
- Fully compatible with RAYON PCI serial interface cards (P588, P588U, P5168U)
- Supports standard RS‑232 signal levels on input and RS‑422/RS‑485 differential signaling on output
- Can interface with any RS‑232 device through R802 or R801 cables for mixed configurations
### 5. Components & Accessories
Included Components:
- RS4232‑8 converter box (main unit)
- Integrated universal power supply (AC/DC)
- User manual and configuration guide
Compatible Accessories (sold separately):
- R803 Cable: DB‑62 male to DB‑62 male, pin‑to‑pin, used to connect P588/P588U/P5168U PCI cards to the RS4232‑8 box.
- R801 Cable: DB‑62 to eight DB‑25 male connectors for direct RS‑232 output.
- R802 Cable: DB‑62 to eight DB‑25 female connectors for connecting RS‑232 devices to the RS4232‑8 for isolation and conversion.
- R804 Cable: DB‑62 to eight DB‑9 male connectors (alternative connector format).
- TB485 Terminal Block Adapter: Converts DB‑9 connectors to 3‑pin terminal blocks for RS‑485 wiring (DATA+, DATA–, GND).
Optional Add‑Ons:
- Rack‑mount brackets or DIN‑rail mounting kits
- Replacement power supply modules
- Extended‑length R803 cables for remote installation
### 6. Installation & Setup
Pre‑Installation Requirements:
- Compatible RAYON PCI serial card (e.g., P588)
- Appropriate interconnect cable (R803)
- Power source: 90–260 VAC or –48 VDC
- Anti‑static handling precautions
Installation Procedure:
1. Power off the host system and all connected equipment.
2. Connect the R803 DB‑62‑to‑DB‑62 cable between the PCI card and the RS4232‑8 input connector.
3. Connect external devices to the eight DB‑25 output ports.
4. Configure each port’s interface mode using the DIP switches:
- ON = RS‑422 (full‑duplex)
- OFF = RS‑485 (half‑duplex)
5. If required, set termination jumpers for each port to enable or disable the 120 Ω line terminator.
6. Connect the power cable to the AC or DC input terminal.
7. Power on the converter box and verify LED indicators for each port.
8. Power on the host system and confirm communication through the corresponding COM ports.
Mounting Options:
- Desktop placement with rubber feet
- Panel mounting via side brackets
- Rack integration using optional mounting kit
Configuration Notes:
- RS‑485 mode supports automatic data direction control; RTS/CTS signals are not used.
- Only one device should transmit at a time on an RS‑485 bus.
- For long cable runs or high baud rates, enable termination resistors at both ends of the line.
- Ensure proper grounding and shielding to minimize EMI.
### 7. Performance & Capabilities
- Data Rate: Supports up to 921.6 kbps (depending on host card and cable length).
- Transmission Distance:
- RS‑422: up to 1,200 m (4,000 ft) at lower baud rates
- RS‑485: up to 1,200 m (multi‑drop, half‑duplex)
- Isolation Voltage: Typically 2,000 V DC between each port and system ground.
- Signal Integrity: Differential signaling with jumper‑selectable termination ensures minimal reflection and noise.
- Auto‑Direction Control: Built‑in logic automatically manages transmit/receive switching in RS‑485 mode.
- LED Indicators:
- TXD LED: flashes during data transmission
- RXD LED: flashes during data reception
- Impedance Control: Jumper‑selectable 120 Ω termination per channel.
- Ground Isolation: Each port has an independent isolated ground reference.
- Reliability: Designed for continuous 24/7 operation in industrial environments.
Limitations:
- RS‑485 mode supports half‑duplex only (one transmitter active at a time).
- RS‑232 mode not available on RS4232‑8 (use RS4232‑4 for RS‑232 isolation).
- Cable length and baud rate are inversely related; higher speeds require shorter cables.
### 8. Standards & Compliance
- Electrical Standards:
- RS‑232C (EIA/TIA‑232‑E)
- RS‑422 (EIA/TIA‑422‑B)
- RS‑485 (EIA/TIA‑485‑A)
- Isolation & Safety:
- Optical and galvanic isolation per port
- Surge protection on differential lines
- Designed to prevent ground loops and transient damage
- Regulatory Compliance:
- CE (EMC and Low Voltage Directive)
- FCC Part 15 Class A (industrial environments)
- RoHS compliant (lead‑free manufacturing)
- Environmental Standards:
- Operating temperature 0 °C – 50 °C
- Humidity 5 % – 95 %, non‑condensing
- Conforms to industrial EMC immunity and emission standards
- Interoperability:
- Fully compatible with RAYON PCIPORT series cards (P588, P588U, P5168U)
- Supports Windows, Linux, DOS, and SCO OpenServer environments through host card drivers
### 9. Additional Information
Warranty:
- Standard one‑year limited warranty covering defects in materials and workmanship.
- Warranty excludes damage due to misuse, electrical surges, or unauthorized modifications.
- Out‑of‑warranty repairs available at a flat‑rate service charge.
Technical Support:
- Europe: Acceed GmbH, Düsseldorf, Germany
- Phone: +49 211 938898 0
- Email: rayon@acceed.com
- Web: [www.acceed.com/rayon](http://www.acceed.com/rayon)
- Taiwan: Rayon Technology Co., Ltd., Taipei County, Taiwan
- Phone: +886 2 82858362
- Fax: +886 2 82857065
- Email: rayon@ms1.hinet.net
Maintenance:
- Periodically inspect connectors and cables for wear or oxidation.
- Ensure ventilation openings are unobstructed.
- Verify DIP switch and jumper settings after relocation or maintenance.
- Clean exterior surfaces with a dry, anti‑static cloth only.
Firmware & Updates:
- The RS4232‑8 itself is hardware‑based and does not require firmware updates.
- Host PCI card drivers are available for Windows 95/98/Me, NT4, 2000/XP, Linux, and SCO OpenServer.
- Updated drivers and documentation can be obtained from RAYON or Acceed support websites.
Repair & RMA Procedure:
- Contact RAYON support for Return Material Authorization (RMA) before shipping.
- Provide model number, serial number, purchase order, and fault description.
- Products found defective under warranty will be repaired or replaced at no cost.
- Handling and testing fees apply for units found operational upon inspection.
### Summary
The RAYON RS4232‑8 is a robust, eight‑channel isolated converter box engineered for industrial serial communication systems requiring reliable isolation and flexible interface conversion. It transforms RS‑232 signals from a host PC into isolated RS‑422 or RS‑485 outputs, each independently configurable. With built‑in power supply, per‑port isolation, LED diagnostics, and jumper‑selectable termination, the RS4232‑8 ensures safe, noise‑free, and stable data transmission across long distances and electrically noisy environments.
Its seamless integration with RAYON’s PCIPORT series cards, universal power compatibility, and modular design make it an ideal solution for automation, control, and data acquisition applications where electrical isolation and communication integrity are critical.
-
PCI-Port-015.pdf
Manual
