Product Description:
Features:
High speed - 50 to 921,600 bps
Isolated 1,000 Vrms
2 Channels RS-422A/RS-485
Full-duplex or half-duplex communication mode
Two operational modes: enhanced and compatible (COM1, COM2,
COM3, COM4)
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Specifications:
No. of ports: 2, RS-422A or RS-485
No. of channels: 2, each with a separate connector
Baud rate: 50 ~ 921,600 bps (software programmable)
Data buffer:
- 16 byte transmit FIFO
- 16 byte receive FIFO with error flags
Transmission mode: Asynchronous communication in Full-duplex
or Half-duplex
Data length: 5-8 bits / 1, 1.5, 2 stop (software programmable)
Parity: Even, odd, non-parity (software programmable)
Controller chip: NS16550 or Compatible
Interrupt Requests:
- Enhanced mode: 1 level
- Compatible mode: 2 levels
Available Interrupt levels: IRQ 3-7,9 (jumper selectable)
Connection distance: Up to 4000 feet (1200m)
Base address: DIP switch selectable
Connectors: Two 9-pin male D-type
Power consumption: +5 VDC 480 mA
Dimensions: 6.3" x 4.2" (160mm x 107mm)
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