Penerangan
UT-890A USB to RS-485/422 Converter USB 2.0
Features:
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Standards: USBV1.1, 1.0, 2.0, RS-485, RS-422 EIA
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USB Signal: VCC, DATA+, DATA-, GND, FG
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RS-485 signal: T/R+, T/R-, GND
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RS-422 signal: T/R+, T/R-, RXD+, RXD-, GND
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Working mode: Asynchronous, point to point or point to multi-point, 2 wires half-duplex or 4 wires full-duplex
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Direction control: Adopts traffic direction auto control technology
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Baud rate: 300-921.6Kbps auto-detect serial signal
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Loading capacity: Supports point to multi-point communication, allows to connect 32 sets RS-422 or RS-485 device
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Transmission distance: 1,200m(9,600bps) for RS-485/422, no more than 5m for USB
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Port protection: surge, ±15KV ESD protection
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Connector: USB-A male, DB9 male
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LEDs for indicating PWR TXD, and RXD activity
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Transmission media: Twisted-pair or shielded cable
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Length: 1.5m
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Operating temperature: -40℃ to 85℃
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Relative humidity: 5% to 95%
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Transmission distance: 0-1,200m
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Supports Win2000/2003/2008/2012/XP/Vista/7/8/8.1/10/CE/Mac/Linux
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