GB-Over Fiber Modem, Asynchronous Rate Up to 120Kbps External Power

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Basic Info

Payment Type:	T/T in Advance

Product Description

Specifications:

RS-485/RS-422 serial optic fiber modem
Supports RS-485/RS-422 interface, asynchronous, point to point, rate up to 120Kbps, + 5V DC power supply and RS-485/422 port support 32 node
Summarize
Model RB-C485/422is sort of more function and economy RB-485/RB-422 interface optic fiber modem
Best choice to connect RTU to HOST or SCADA controller
Used optic fiber as transfer medium, increase transfer function of system
Communication equipment abstain menace effective to lightning strike, surge, electromagnetism disturb under scurvies environment

Functions and characteristic:

Supports RS-485/RS-422 interface
Asynchronous, point to point, rate up to 120Kbps
Supports: 5V DC power input
1500W surge protection and 15kV static protection
RS-485/422 port support 32 node (can choice hand tailor 128 node)
Working wavelength: 850Nm (multi-mode)
1310nm (single mode)
1310/1550Nm (single mode and single fiber)
Auto test signal rate, zero delay auto transmit
Performance guideline
Interface: supports EIA RS- 485 and RS- 422 standard
Rate: 0 to 120Kbps
Transmit distance: RS485/422 port 1200m, optical port multi-mode 2KM, single-mode 20km
Working environment: -25 to 70°C

Appearance guideline:

Interface type: 5-bit terminal block (RS-485/422), multi-mode choice ST/SC/FC interface, single-mode choice FC/SC/ST interface
Dimensions: (L)100x(W)69x(H)22mm
Shell: iron
Color: white
Weight: 230g

Pin define:

RS-422 port:
- T+ - RS-422 send +
- T- - RS-422 send -
- R+ - RS-422 received +
- R- - RS-422 received -
- GND - ground
RS-485 port:
- D+ - RS-485 +
- D- - RS-485 -
- GND-ground
Optical fiber interface:
- In: optical fiber input
- Out: optical fiber output
Indicator light explain:
- Power: power indication
- R x D: optical fiber interface receive indication
- T x D: optical fiber interface send indication