Comnet FDC10RM1A Bi-Directional Contact Closure, Multimode
SKU
FDC10RM1A
Model No
FDC10RM1A
$605.00
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
- Relay contact for Carrier Detect (normally closed with carrier present)

Speak to an expert
The Comnet FDC10RM1A Bi-Directional Contact Closure transceiver is a reliable solution for transmitting contact closures over multimode optical fiber. It features a robust design that allows for bi-directional communication, ensuring seamless integration into your systems. With its long-distance transmission capabilities and compliance with industry standards, the FDC10RM1A is perfect for traffic signal control equipment and various other applications where contact closure transmission is essential.
Comnet FDC10RM1A Key Features
- Transmits: a single contact closure in one or two directions, offering flexibility in various applications.
- Distance: supports transmission distances up to 69 km (43 miles), making it suitable for long-range setups.
- Relay Output: provides a 30 VDC, 0.5 amp normally open relay output, ensuring reliable performance and easy integration.
- Architecture: features a Point-to-Point transmission architecture, enhancing communication efficiency.
- Compliance: designed to meet NEMA TS-1/TS-2 and Caltrans Specifications, ensuring durability under harsh environmental conditions.
- Installation: boasts a plug-and-play design for easy setup, eliminating the need for complex adjustments.
- Carrier Detect: includes a relay contact for Carrier Detect, providing real-time monitoring of connectivity.
- Current Limiters: equipped with automatic resettable solid-state current limiters, enhancing safety and reliability.
- Voltage Protection: features voltage transient protection on all input/output lines to guard against power surges.
- Versatility: may be used as a stand-alone unit or mounted within the ComNet C1 Card Cage and is fully hot-swappable.
- Indicating LEDs: includes bi-color indicators to confirm operating status, enhancing user experience.
Comnet FDC10RM1A Detailed Specifications
| Transmission Type | Bi-Directional Contact Closure |
| Transmission Distance | Up to 69 km (43 miles) |
| Relay Output | 30 VDC, 0.5 amp (Normally Open) |
| Architecture | Point-to-Point |
| Environmental Compliance | NEMA TS-1/TS-2, Caltrans Specifications |
| Installation Type | Plug-and-Play |
| Carrier Detect | Relay Contact (Normally Closed with Carrier Present) |
| Current Limiting | Automatic Resettable Solid-State Current Limiters |
| Voltage Protection | Transient Protection on All Lines |
| Mounting Options | Standalone or within ComNet C1 Card Cage |
| Status Indication | Bi-Color LEDs for Each Relay |
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