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GB-RS-232/485/422 Over Fiber Modem, Asynchronous Rate Up to 120Kbps, External Power
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| Model No. : | GB-RS-232/485/422 Over Fiber Modem |
|---|
GB-Link Technology Co. Ltd
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Product description
- RS-232/485/422 serial optic fiber modem
- Supports RS-232/RB-485/RB-422 interface
- Asynchronous, point to point, rate up to 500Kbps
- RS-485/422 port supports 32 node (can choice hand tailor 128 node)
- Working wavelength: 850/1,310nm
- Auto test signal rate, zero delay auto transmit
- This is a sort of more function and economy RS-232/485/422 interface optic fiber modem
- It is the best choice to connect RTU to HOST or SCADA controller
- It used optic fiber as transfer medium, increase the transfer function of system
- Communication equipment abstain menace effective to lightning strike, surge, electromagnetism disturb under the scurviness environment
- Supports RS-232/RS-485/RS-422 interface
- Asynchronous, point to point, rate up to 500Kbps
- Supports 9 to 40V power input, consumption 2W
- 1,500W surge protection, 15kV static protection
- RB-485/422 port supports 32 node (can choice hand tailor 128 node)
- Working wavelength: 850nm (multi-mode)
- 1,310nm (single mode)
- 1,310/1,550nm (single mode, single fiber)
- Auto test signal rate, zero delay auto transmit
- Performance guideline
- Interface: support EIA RB-232, 485, 422 standard
- Rate: 0 to 500Kbps
- Transmit distance: RB-232 port 15m,
- RB-485/422 port 1500m, optical port multi-mode 2KM, single-mode20KM
- Working environment: -25 to 70°C
- Interface type: 8-bit terminal block, multi-mode choice ST/SC/FC interface, single-mode choice FC/SC/ST interface
- Size: 100 x 69 x 22mm
- Shell: iron
- Color: white
- Weight: 230g
- 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
- RxD: optical fiber interface receive indication
- TxD: optical fiber interface send indication
- T+ - RS-422 send +
- T- - RS-422 send -
- R+ - RS-422 received +
- R- - RS-422 received -
- GND - ground
- D+ - RS-485 +
- D- - RS-485 -
- GND - ground
- In: optical fiber input
- Out: optical fiber output
- Power: power indication
- RxD: optical fiber interface receive indication
- TxD: optical fiber interface send indication
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