3One data 277/A Manuale d'uso

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I I I ntroduction

ntroduction: : :

ntroduction

Model277/A is one kind can offer RS-232 serial port carry

transparent optic fiber modem of transmission to get end to user, it

is the best choice to connect RTU to HOST or SCADA controller.

Model277/A adopt optic fiber transmit, have isolate protection, data

privacy is fine, working steady, data, such threats to communication

equipment as the wave is welled up and interfered with

electromagnetically that the effective one has prevented the

abominable environment from being struck by lightning, can work

in the abominable and dangerous environment reliably.

Can be used in occasions such as various industrial control, course

controlling, traffic controlling and intellectual district , especially

suit the bank, electricity and

department

electromagnetically.

Packing L L L ist

Packing

ist: : :

ist

Packing

Model277/A is shipped with following items.

1. Model277/A×1

2. 5VDC power adapter ×1

2. User manual ×1

F F F eatures:

eatures:

1. Extend RS-232 transmission

up to 120km with single-mode(SM)

up to 2km with multi-mode(MM)

2.Transmit asynchronously, point-to-point to use, speed reach

120Kbps

3. 600W surge protection, 1500W surge protection

4. Plug-and-Play (Device is hot-pluggable, Data format Auto-

sensing & Self-adjusting)

and

system

Your Serial and Data Communications Expert

Model277/A

RS-232 to to to Fiber

RS-232

Fiber

RS-232

Fiber Converter

(SM & & & MM)

(SM

interfering with environment

with

the

Shenzhen 3onedata Technology Co.,Ltd

Converter

MM)

special

requirement