American Fibertek RTX-81B-SL-280 4 Channels Bi-Directional Module Transmitter, Rack Card Transmitter, Signal Source
SKU
RTX-81B-SL-280
Model No
RTX-81B-SL-280
$1,139.00
Product Highlights
- 4 Channels Bi-Directional, Form-C (Normally Open or Normally Closed) Dry Contact Closure
- Latching Relays reduce power requirement
- User-Selectable feature maintains Contact Status through Power-Cycle and Loss-of-Optical-Power
- User Control to Reset all Contact Status
- Diagnostics: Power, Optical Presence and Channel Indicators

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The American Fibertek RTX-81B-SL-280 is a state-of-the-art bi-directional module transmitter designed to multiplex 8 channels of dry contact closures over a single multimode fiber cable. With its user-selectable features and diagnostic indicators, this rack card transmitter offers unmatched reliability and ease of use, making it the perfect choice for seamless communication and signal transmission in various applications.
American Fibertek RTX-81B-SL-280 Features
- 4 Channels Bi-Directional: Supports 8 total channels with 4 in each direction, providing flexible signal transmission tailored to your needs.
- Form-C Dry Contact Closure: Allows for Normally Open or Normally Closed configurations, making it versatile for different operational requirements.
- Latching Relays: Reduce power requirements, enhancing the system's energy efficiency and reliability.
- User-Selectable Contact Status Maintenance: Ensures that contact status remains unchanged during power-cycle and loss-of-optical-power, providing consistent performance.
- User Control Reset: Easily reset all contact statuses to default with a built-in control button, simplifying system management.
- Diagnostic Indicators: Includes visual alerts for power, optical presence, and channel status, allowing for quick assessment and troubleshooting.
- High Density DB26 Data Connector: Features an adaptor to screw terminal, facilitating easy connection and integration into existing systems.
American Fibertek RTX-81B-SL-280 Specifications
| Channel Configuration | 4 Channels Bi-Directional (8 Total) |
| Contact Closure Type | Form-C (Normally Open or Normally Closed) |
| Relay Type | Latching Relays |
| Power Maintenance | User-selectable feature for contact status during power interruptions |
| Reset Functionality | Manual reset button to clear contact status |
| Diagnostic Indicators | Power, Optical Presence and Channel Status LEDs |
| Data Connector | High Density DB26 with adaptor to screw terminal |
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