8/4/2 Ch (2 Way) Contact Closure to Fiber Converter over 2 Km MM Fiber or 20 Km SM Fiber


Regular price $299.00



  • Independent 8/4/2 Channels (optional) Bi-directional (2 way) Dry Contact Closure over 1 fiber
  • Multi-mode Fiber Support for Distances up to 2 km, Single-Mode Fiber Support for Distances up to 20 km
  • LED Status Provide Rapid Indication of Operating Parameters; hot Plug & Play designing ensures adjustment-free installation and operation
  • No EMI or RFI and no ground loops
  • Stand alone or rack-mount; Support Point-to-Point or Daisy-Chain connection
  • 1 x FC/ST/SC Fiber connector optional


Contact Closure over Fiber Extender series support 8/4/2 Channels Bi-directional (2 way) contact closure over one multi-mode or single-mode optical fiber. it is 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

Wavelength: 1310/1550 nm
Output Power: -14~ -8 dBm
Optic fiber: 50/125u multi-mode,62.5/125u multi-mode,9/125u single mode
Rx sensitivity: -30 dBm
Optical connector: 1 x FC/ST/SC optional

Distance: 2 Km (MMF) / 20 Km (SMF)

Contact Closure:
Data Formats:Contact Closure
Data Rate:DC to 200Kbps 
Response Time:2 ms 
Relay/Contact Rating:0.5 A @ 200 VDC 
Bit Error Rate:< 10E-9
Connector: Standard Terminal Blocks
Signal input: Passive Dry Contact Closure
Signal output: Relay Output

Electrical & Mechanical:
Input Power Requirements: DC 5V@2A
Power Adapter: AC 90V~240V
Power Consumption: < 5W
Stand-Alone Dimensions: 175 mm×154 mm×30 mm, 104 mm x 104 mm x 28 mm
Shipping Weight: (include Transmitter & Receiver ) 1.5kg

Operating Temperature: -20°C ~ +75°C
Storage Temperature: -40°C ~ +85°C
Relative Humidity: 0% ~ 95% (non-condensing)
MTBF: >100,000 hours

1. 1 x transmitter with optical module.
2. 1 x receiver with optical module
3. 2 x Power Supply Adapters
4. 1 x Manual

About Shipment:
Once order received, we will worldwide deliver by DHL Express for about 1 week delivery.

Or shop on Amazon with worldwide Shipment (Free & Expedited)

BY-DATA-8KK (8 Ch 2 Way)           BY-DATA-4KK (4 Ch 2 Way)        BY-DATA-2KK (2 Ch 2 Way)

or Directly Contact us at sales@transwan.com.cn for offline transaction.