Comnet FDC10RS1B Bi-Directional Contact Closure Transceiver, Single Mode
SKU
FDC10RS1B
Model No
FDC10RS1B
$1,041.82
Product Highlights
- Transmits a single contact closure in one or two directions
- Distances up to 69 km (43 miles)
- 30 VDC, 0.5 amp relay output, normally open
- Point-to-Point transmission architecture
- Automatic resettable solid-state current limiters

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The Comnet FDC10RS1B Bi-Directional Contact Closure Transceiver offers robust and reliable bi-directional transmission of contact closures over single mode optical fiber. This compact module is designed for ease of use with a plug-and-play setup, allowing for efficient installation with no adjustments needed. Its advanced features ensure seamless communication and operational integrity across distances of up to 69 km, making it ideal for traffic signal control and other critical applications.
Comnet FDC10RS1B Bi-Directional Contact Closure Transceiver Features
- Transmitter Capability: Transmits a single contact closure in one or two directions, facilitating seamless communication.
- Long-Distance Transmission: Achieves distances up to 69 km (43 miles), ensuring reliable connectivity over extensive networks.
- Powerful Relay Output: Offers a 30 VDC, 0.5 amp relay output that is normally open, providing flexibility in various applications.
- Point-to-Point Architecture: Designed for point-to-point transmission, ensuring dedicated communication pathways.
- Environmental Compliance: Meets NEMA TS-1/TS-2 and Caltrans Specification requirements for harsh environmental conditions, ensuring durability.
- Ease of Installation: The plug-and-play design means installation is straightforward and does not require electrical or optical adjustments.
- Carrier Detect: Features a relay contact for Carrier Detect, which is normally closed when carrier is present, enhancing operational reliability.
- Current Limiting: Incorporates automatic resettable solid-state current limiters, providing added protection to the device.
- Surge Protection: Voltage transient protection on all power and signal lines safeguards against power surges.
- Compact Design Options: FDC10(M,S)1(A,B) models are designed for stand-alone mounting in space-limited applications, enhancing installation flexibility.
- Hot-Swappable Models: FDC10R(M,S)1(A,B) models can operate as stand-alone or within the ComNet C1 Card Cage, allowing for easy upgrades and maintenance.
- Operational Status Indicators: Indicating LEDs provide real-time confirmation of operational status, with separate bi-color indicators indicating relay position.
Comnet FDC10RS1B Detailed Specifications
| Feature | Details |
| Transmission Type | Bi-directional contact closure |
| Distance Range | Up to 69 km (43 miles) |
| Relay Output | 30 VDC, 0.5 amp, normally open |
| Architecture | Point-to-point transmission |
| Environmental Compliance | NEMA TS-1/TS-2 and Caltrans Specification |
| Design | Plug-and-play for easy installation |
| Current Limiting | Automatic resettable solid-state |
| Surge Protection | Voltage transient protection |
| Size Options | Compact for stand-alone or card cage mounting |
| LED Indicators | Operational status with bi-color relay indicators |
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