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Brand Name : Beyondopto
Model Number : BY-4KK
Certification : CE FCC ROSH
Place of Origin : ShenZhen,China
MOQ : 1 pair
Price : Negotiable
Payment Terms : T/T, Western Union,Paypal
Supply Ability : 1000 pairs per week
Delivery Time : 1-2 working days
Packaging Details : Paper box packing for export
Wavelength : 1310nm&1470nm~1610nm
Optical connector : FC、ST、SC (optional)
Distance : 0~2KM (MM) / 0~100KM (SM)
Dimensions : 175mm×154mm×30mm
Weight : 1.5kg
4 BIDI Contact Closure To Fiber Optic support 4 Channels BIDI contact closure over one multi-mode or single-mode optical fiber. These fiber optic transmitterand fiber optic receiver are typically used in applications with Access Control System, Alarm Event Triggering, Building Automation and Environmental Control Systems, Fire & Alarm Systems, PIR signal Transmission, Traffic Signal Control Equipment, etc, and are available for stand-alone or rack-mount installations. FC, ST or SC optical connectors is optional.
Plug and Play design ensures adjustment-free installation and operation, and optical adjustments are never required. LED indicators are provided to instantly monitor the system operating status.
Features
• Support Point-to-Point or Daisy-Chain connection
• Dry Contact Closure or TTL data over one fiber
• Multimode Fiber Support for Distances up to 2 km
• Single-Mode Fiber Support for Distances up to 100 km
• LED Status Provide Rapid Indication of Operating Parameters
• No EMI or RFI and no ground loops
• Stand alone or rack-mount
• Produce according to customer's specifications,providing OEM
Opitcal:
| Wavelength | 1310nm&1470nm~1610nm |
| Output Power | -14~ -8dBm / -5~0dBm |
| Optic fiber | 50/125u multimode,62.5/125u multimode,9/125u single mode |
| Rx sensitivity | -30dBm |
| Optical connector | FC,ST,SC (optional) |
| Distance | 0~2KM (MM) / 0~100KM (SM) |
Contact Closure:
| Connector | Standard terminal lead |
| Signal input | alarm, Binary input, support TTL,RS-232/422/485 or passive dry Contact Closure |
| Signal output | Arbitrary alarm, Binary output, support TTL,RS-232/422/485 or relay output |
| Electrical & Mechanical | |
| Input Power Requirements: | DC 5V@2A |
| Power Adapter: | AC 90V~240V |
| Power Consumption: | < 5W |
| Stand-Alone Dimensions: | 175mm×154mm×30mm |
| Shipping Weight: | (include Transmitter & Receiver ) 1.5kg |
| Environmental | |
| Operating Temperature: | -20°C ~ +75°C |
| Storage Temperature: | -40°C ~ +85°C |
| Relative Humidity: | 0% ~ 95% (non-condensing) |
| MTBF: | >100,000 hours |
System connection diagram

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Dry/wet contact closure over fiber converter,alarm/TTL/ dry Contact Closure input, relay output to fiber optical convert Images |