Comnet FDX2HSDM1B/M Dual High Speed RS485 Data Transceiver “B” End Point MM
SKU
FDX2HSDM1B/M
Model No
FDX2HSDM1B/M
$523.23
Product Highlights
- Data Rates to 1Mbps
- Meets RS485 (2W) specifications
- Robust design assures extremely high reliability in unconditioned out-of-plant/roadside environments
- NTCIP compatible
- Built-in Fiber Link Tester - allows for the testing of the fiber

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The ComNet™ FDX2HSDM1B/M Dual High Speed RS485 Data Transceiver “B” End Point MM offers reliable point-to-point or drop-and-repeat transmission of dual independent high-speed RS485 data signals over a single optical fiber. Its plug-and-play design simplifies installation, while built-in features enhance its operational robustness, compatibility, and environmental resilience, making it an excellent choice for traffic signal control and other critical applications.
ComNet FDX2HSDM1B/M Features
- Data Rates: Up to 1Mbps, ensuring fast data communication for critical applications.
- RS485 Compliance: Meets RS485 (2W) specifications, providing compatibility with existing systems.
- Environmental Certification: Independently tested for compliance with NEMA TS-1/TS-2 and Caltrans specifications, ensuring reliable performance in severe conditions.
- Robust Construction: Designed for high reliability in unconditioned roadside environments, minimizing downtime.
- NTCIP Compatibility: Fully compatible with NTCIP standards, facilitating integration with traffic management systems.
- Built-in Fiber Link Tester: Enables easy testing of fiber connections without additional tools.
- Remote Fault Indication: Alerts users to fiber breakage or transceiver failure, enhancing system monitoring.
- Voltage Transient Protection: Safeguards against power surges, ensuring longevity and reliability.
- Optical Dynamic Range: Wide range allows operation without the need for optical attenuators, optimizing system performance.
- LED Status Indicators: Bi-color (Red/Green) indicators provide immediate feedback on the operational status of the transceiver.
ComNet FDX2HSDM1B/M Detailed Specifications
| Feature | Details |
|---|---|
| Data Rate | Up to 1Mbps |
| Standard Compliance | RS485 (2W) |
| Environmental Standards | NEMA TS-1/TS-2 and Caltrans Specification |
| Reliability | Designed for unconditioned environments |
| Compatibility | NTCIP |
| Testing Capability | Built-in Fiber Link Tester |
| Fault Indication | Remote Fault Indication feature |
| Protection | Voltage transient protection |
| Optical Range | Wide optical dynamic range |
| LED Indicators | Bi-color (Red/Green) status LEDs |
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