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USB to RS-422 / RS-485 DB9 Serial Interface Adapter (4 Port): ELK-USB2402
Each port individually configurable for RS-422 or RS-485
High speed UART with 128-byte Tx FIFO and 384-byte Rx FIFO
Data rates to 921.6K bps
Automatic RS-485 enable/disable
Serial and USB activity LEDs
Hot-swappable
Powered by USB connection
DB-9M connectors
72” USB cable included
The ELK-USB2402 serial I/O adapter provides four RS-422 or RS-485 serial ports for USB connectivity to legacy or non-USB compliant devices. The USB software drivers and utilities make installation and operation easy using Windows 98SE, ME, 2000, XP and Vista operating systems. After installing the software, simply connect the ELK-USB2402 serial interface adapter to your USB port. The device is immediately recognized by the system. Now your non-USB peripherals can have the same connection simplicity and ease of use as USB aware peripherals.
Number of ports 4
Communications chip USB/UART
Max. data rate 921K bps
Max. data distance

up to 4,000 ft.
USB Specification 1.1 Compliant, 2.0 Compatible
Dimensions 7.1" (L) x 5.3" (W) x 1.5" (H)
Operating Temperature 0 - +70°C
Storage Temperature -50 - +105°C
Humidty Range 10 - 90% R.H.
ELK-USB2402 USB to RS-422, RS-485 DB9 Serial Interface Adapter
ELK-CA127 DB9 Male to DB9 Female 72" in Length
ELK-CA176 Convert any RS-422 DB9 Male Async Adapter to RS-530 DB25 Male
ELK-CA177 DB9 Female to DB25 Male Standard RS-232 Modem Cable, 72" in Length
ELK-DB103 Converts DB9 Male RS-422 to Opto 22 Optomux Compatible DB9 Female
ELK-HUB4 High Speed USB 2.0 4-Port Hub
ELK-HUB7 High Speed USB 2.0 7-Port Hub
ELK-KT105 Terminal Block Kit - ELK-TB05 + ELK-CA127 Cable
ELK-KT106 Terminal Block Kit - ELK-TB06 + (2) ELK-CA127 Cables
ELK-TB06 Terminal Block - Dual DB9 Female to 18 Screw Terminals
ELK-TB05 Terminal Block - DB9 Female to 9 Screw Terminals
ELK-RJ9S8 DB9 Female to RJ45 Modular Adapter
All specifications within this document are subject to change without notice.