3One data 277/A Manual

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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 and system
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:
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)
Your Serial and Data Communications Expert
Model277/A
Model277/A Model277/A
RS-232 RS-232 to to to Fiber Fiber Converter
RS-232 Fiber Converter Converter
(SM (SM & & & MM) MM)
(SM MM)
interfering with environment
with the special
Shenzhen 3onedata Technology Co.,Ltd
requirement