Overview
Specification
| Parameter | Specification |
|---|---|
| Module Type | Interface Module |
| Model Number | RS204 |
| Number of Interfaces | 4 asynchronous serial ports |
| Supported Standards | RS232, RS422, RS485 |
| Maximum Transfer Rate | RS232: 115.2 KBaud; RS422/RS485: 1.5 MBaud |
| Configurable Baud Rates | 300 to 1.5 Mbit/s (software-selectable) |
| Signal Level | RS232 / RS422 / RS485 |
| Terminating Resistor | Yes, adjustable via DIP switch |
| Operating Mode | RS232: Full duplex; RS485: Half duplex |
| External Power Supply | 18–34 V DC |
| Current Consumption | 120 mA at 24 V DC |
| Galvanic Isolation | 500 V (system and between interfaces) |
| Approvals / Certificates | CE, UKCA, cULus, ABS, BV, DNV, KR, LR, NK, RINA |
| Operating Temperature | –30 °C to +60 °C |
| Storage Temperature | –40 °C to +85 °C |
| Relative Humidity (Operation) | 5% to 95% non-condensing |
| Relative Humidity (Storage) | 5% to 95% with condensation |
| Pollution Degree (IEC 60664-1) | 2 |
| Dimensions | Compact module design |
| Weight | Approx. 230 g |
FAQ
The RS204 supports RS232, RS422, and RS485 serial communication standards, which can be freely combined.
Q2: What is the maximum baud rate of the module?
It supports up to 1.5 MBaud for RS422 and RS485 interfaces and 115.2 KBaud for RS232.
Q3: Does the RS204 offer galvanic isolation?
Yes. The module provides 500 V galvanic isolation between system and interfaces for improved reliability.
Q4: Can the RS204 operate in harsh environments?
Absolutely. It operates from –30 °C to +60 °C and offers a ColdClimate version for extreme conditions.
Q5: Is the RS204 certified for marine and industrial use?
Yes, it carries major marine approvals such as ABS, DNV, BV, KR, LR, NK, and RINA, ensuring compliance in global applications.
Manual/Datasheet PDF
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