3One data 277/A Manual del usuario - Página 3

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RS-232:

MODEL277/A RS-232 port is DB9 female.

2 2 2

RS-232 output (TXD)

3 3 3

RS-232 input (RXD)

5 5 5

Signal ground (GND)

LED

indications:

LED

LED indications:

indications:

Power

Green, Power supply indication

On: power joined; Off: no power connect

RxD

Green light, optic fiber interface receive

data point out and concurrently mere port

report an emergency and ask for help or

increased vigilance, on: There are data that

are received; Off: Have data receive

TxD

Green light, optic fiber interface send

TxD

datum instruct

On: Have data send; Off: no data send

Specifications:

Standards: EIA RS-232C standard

Transfer rate: 0~120Kbps, auto test serial signal rate detect signal

Transfer distance: RS-232 side: no less than 5m

Fiber connector: 2×SC, 2×ST, 2×FC optional

Wavelength:1310nm

Fiber optic cables: Single Mode:8.3/125,8.7/125,9/125 or 10/125

600W surge protection;1500W static protection

Power input: +5VDC power supply input

Dimensions: 94.0mm×71mm×26.0mm

Operating temp: -25°C to70°C

speed automatically, zero delay time,

Fiber optic:20,25,40,60,80,100,120km(SM),

2,5 km(MM) optional

Muti-Mode:50/125,62.5/125 or 100/125 um

Your Serial and Data Communications Expert

Shenzhen 3onedata Technology Co.,Ltd