1. Overview 1.1 Introduction Product Description The RS-485 Multi-Drop Bus Fiber Optic Modem series products provide an optical bus network for RS-485, data interfaces over a pair of multimode or single mode optical fibers. The Terminal module units operate as the end or terminal points and provide an electrical connection and a two fiber optic connection.
1.3 Warranty n Repair Please contact your local distributors when product is defective. Please apply RA in ¨ advance and prepay shipping cost when returning the defective product to us. We will pay the cost for sending it back to you. Please attach a statement clearly describing the problem.
2.2 Wall Mount Enclosure LED Indicators: POW: Power Supply On if power input is OK. ACT : RS-485 Data transmit/receive. Flashing if there is activity. TX1: The 1 channel Transmit Fiber Link Flashing if there is activity. RX1: The 1 channel Receive Fiber Link Flashing if there is activity..
Fiber Connectors: FTX1: Fiber Optical ST of the 1 channel ( transmit & receive ) FRX1: NONE FTX2: Fiber Optical ST of the 2 channel ( transmit & receive) FRX2: NONE 2.3 Caution · Switch off all power supply before installation ·...
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