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LASCOMM

2009 Dewberry Court, Westlake Village, CA
91361-1810

Phone 805-496-8053
Fax 805-497-3606
Email sales@lascomm.com

Fiber Optic Data Communications Multiplexers MODEL LT3020
 
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MODEL LT3020

Low Speed Fiber Optic Mode Converter/Repeater

LT3020S Standalone Unit 2 X LT3020R (Housed in LTRM196)

FEATURES

  • Supports Burst Data
  • Data Rates up to 5 Mbps
  • Distances up to 30km*
  • Multimode & Single Mode (850/1300/1550nm)
  • Multiple Diagnostic LED Indicators
  • Test Signal Generator
  • Built-In Loopback Functions
  • Local Dry Contact Alarm Relay
  • Stand Alone or Rackmount

APPLICATIONS

The LT3020 Mode Converter is frequently used to convert multimode to single mode, or vice versa, for various low speed devices in SCADA, Automation and Process Control communication environments.  It is also used for Burst Data applications.  This conversion is done to cross-connect different fiber types, regenerate optical signals and/or extend transmission distances.

DESCRIPTION

Intended for low speed and Burst Data applications, the LT3020 Multimode-to-Single Mode Fiber Optic Converter converts multimode formats to single mode formats, or vice versa, for data transmission up to 5 Mbps.

The LT3020 is also used to regenerate or extend optical signals.  It will convert, regenerate or extend 850nm, 1300nm or 1550nm wavelengths up to distances of 30 km*.

Eleven LEDs are provided for diagnostics, monitoring optic signals in both directions and indicating system status.  A Test Signal Generator is available to help technicians conduct various installation tests including fiber link verifications.  A Dry Contact Relay Alarm is also provided as a standard feature.

The LT3020 works with all popular types and sizes of fiber optic cable.  Fiber optic connectors are ST or FC type.  Power is 12VDC or 115/230VAC with an external power cube. The LT3020S is a Standalone Unit. The LT3020R is the Rackmount Card Unit that requires LTRM192 or LTRM196 Rackmount Card Cages. An extreme temperature version (-20°C to 70°C), Model LT3020T, is also available.

A terminal block connector on the rear panel provides for the dry contact relay alarm.  Normally in the OPEN position, any loss of electrical or optical signal will trigger an alarm condition and force the switch to the CLOSED position.  This relay can be used in conjunction with an external device to monitor the condition of the link.

*Contact factory for higher requirements.

TECHNICAL SPECIFICATIONS

  • Data Rates:
    DC to 5 Mbps
  • Optical:
    Transmitter LED/ELED
    Receiver PIN Diode
    Wavelength 850/1300nm Multimode
    1300nm Single Mode
    Fiber Optic Connectors ST or FC
  • Loss Budgets*
    ELED Multimode @ 850/1300nm: 16dB

  • System:
    Bit Error Rate 1 in 1010 or better

  • Alarm:
    Dry Contact Normal Open

  • Visual Indicators:
    System PWR A, PWR B, Vcc, Alarm
    Optical Signal Status MM RX, MM TX, MM LB, SM RX, SM TX, SM LB, SIGGEN

  • Diagnostic Functions:
    Local and Remote Loopback

  • Power:
    Standard 12VDC @ 200mA 
    Optional 24VDC, -48VDC, or 115/230VAC (with external power cube)

  • Temperature:
    Operating -10° to 50°C
    Hi-Temp (optional) -20° to 70°C
    Storage -40° to 90°C
    Humidity 95% non-condensing

  • Physical (Standalone/Wallmount Unit):
    Height (3.53 cm) 1.4"
    Width (18.14 cm) 7.1"
    Depth (16.57 cm) 6.5"
    Weight (512 gm) 1.5 lbs.
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