Catalog excerpts
3onedata Make network communication more reliable MODEL277 SeriesWall Mounting or DIN-Rail Mounting 1 RS-232/485/422 Serial-to-Fiber Modem • Support 1 RS-232, RS-485/422 or 3IN1 serial port to 1 fiber port • Support advanced communication coding and clock recovery technology to ensure accurate transmission of distant data • Support unique "Zero time delay and automatic forwarding" technology • Support autotunning technology of serial baud rate • Support 5VDC, 12-48VDC, -48VDC and 220VAC four power supply solutions Your Reliable Industrial Communication Expert
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Your Reliable Industrial Communication Expert MODEL277 series are serial-to-fiber modems that convert RS-232/485/422 serial port signal to optical signal. This series include 3 types of optional products and support 1 RS-232, RS-485/422 or 3IN1 serial port to 1 fiber port. It adopts wall mounting or DIN-Rail mounting to meet the requirements of different application scenes. This series adopt advanced communication coding and clock recovery technology to avoid data transmission error. And it adopts unique "Zero time delay and automatic forwarding" technology to enhance the anti-interference...
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Your Reliable Industrial Communication Expert Honor-Quality Service
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• MODEL277B (5VDC (external power supply), -48VDC and 220VAC) Honor-Quality Service
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Your Reliable Industrial Communication Expert Honor-Quality* Service
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Your Reliable Industrial Communication Expert Number of interfaces: 1 Interface form: optional SC/ST/FC port Transmission distance: • Multimode: 2km Fiber Interface • Single mode: 20/40/60/80/100/120Km Transmission wavelength: • Multimode: 1310nm • Single mode: 1310nm or 1550nm Serial port Standards: EIA RS-232C, RS-485, RS-422 Number of interfaces: Support 1 RS-232, RS-485/422 or 3IN1 serial port RS-232 signals: OUT, IN, GND RS-485 signals: D+, D-, GND RS-422 signals: T+, T-, GND, R+, R-Baud rate: 300bps-115200bps MODEL277 interface form: RS-232/485/422 serial port, adopts 8-pin 5.08mm...
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220VAC, adopts 3-hole AC socket with switch MODEL277: • Operating temperature: -40 ~ 75°C • Storage temperature: -40 ~ 75C • Relative humidity: 5%~95% (no condensation) Environmental Limits MODEL277A, MODEL277B: • Operating temperature: -10~60C • Storage temperature: -40 ~ 85C • Relative humidity: 5% ~ 95% (no condensation) Housing: IP30 protection grade, metal shell Installation: wall mounting or DIN-Rail mounting (DIN-Rail accessories should be purchased separately) MODEL277 dimension (W*H*D): 100mmx69mmx22mm Mechanical structure MODEL277A, MODEL277B dimension (W*H*D): • External power...
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Your Reliable Industrial Communication Expert Optional models Address: 3/B, Zone 1, Baiwangxin High Technology Industrial Park, Song Bai Road, Nanshan District, Shenzhen, 518108, China TEL.: +86-755-26702668 ext 835 FAX: +86-755-26703485 E-mail: ics@3onedata.com Website: www.3onedata.com Please scan our QR code for more details *Product pictures and technical data in this datasheet are only for reference. Updates are subject to change without prior notice. The final interpretation right is reserved by 3onedata.
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