An explanation of the Westermo MDW-45 HV
Summary of the Product
Being a serial converter, the MDW-45 offers a simple solution that makes RS-232 and RS-422/RS-485 systems work together seamlessly. Because DIP switches are used for all configuration options, installation is made simple and configuration is hassle-free. Engineered with heavy-duty industrial applications in mind, the MDW-45 boasts a wide power range, galvanic isolation, transient protection, and fail-safe design, guaranteeing reliable communication even in the most challenging environments. Utilizing only industrial-grade components, this converter achieves an impressive MTBF of 1,000,000 hours, ensuring a prolonged service life. Operating seamlessly within a broad temperature range of -40 to +70 °C (-40 to +158 °F) without any moving parts further enhances its durability. Rigorously tested by both Westermo and external test houses, the MDW-45 adheres to stringent EMC, isolation, vibration, and shock standards, making it suitable for heavy industrial environments and rail trackside applications. Its configurable design accommodates a variety of applications with different speeds and data bit options. Notably, the MDW-45 offers flexibility in RS-485 data direction control, typically managed by RS-232 handshaking lines, and includes an automatic turning time function, allowing seamless operation in any application scenario. This combination of robust features and versatile functionality positions the MDW-45 as an ideal choice for industrial connectivity needs.
Product Specification
| serial connection type |
DCE-F 9-pin |
| Signal |
RD, TD, SG, DSR, RTS, and CTS |
| RS-422/RS-485 port specifications |
| Serial connection type |
Terminal |
| Signal |
R+ line RS-422, R- line RS-422, T+ line RS-422/485, T- line RS-422/485 |
| RS-485 Flow Control |
RTS |
| Converter Specifications |
| Data transfer speed ( Baudrate ) |
0.3Kbps to 115.2Kbps for RS-422 and RS-485 and 1.2Kbps to 115.2Kbps for RS-232 |
| Protection against electrostatic discharge |
- |
| Electrical isolation |
|
| Power Requirements |
| Type of power input |
Terminal input |
| Input Power |
95V AC, 0.021A or 110V DC, 0.01A |
| Power Consumption |
95V AC, 0.021A or 110V DC, 0.01A |
| Protection against reverse voltage |
|
| Protection against overflow |
|
| Physical Characteristics |
| Dimensions |
34x123x121mm |
| Standards and Certifications |
EN 61000-6-1, EN 61000-6-2, EN 61000-6-3, EN 61000-6-4, FCC part 15 Class B, EN 50121-4, IEC 62236-4, EN/IEC 60950-1 |
| Housing |
ABS |
| Operating Temperature |
-40 to 70 ° C |
| Storage Temperature |
-40 to 70 ° C |
| Operation Humidity |
- |
| Weight |
0.19Kg |
