Features & Specifications

USB to 4-Port RS-232, RS-422, RS-485 (Software Configurable) DB9 Serial Interface Adapter

Part: 2423 | Model: SeaLINK+4.SC

Features

• Compliant with RoHS and WEEE directives

• Each port individually software configurable for RS-232, RS-422, and

RS-485

• Electrical interface settings are maintained across multiple computers

• High-speed UART with 128-byte Tx FIFO and 384-byte Rx FIFO

• Supports data rates to 921.6K bps

• Automatic RS-485 enable/disable

• Status LEDs display electrical interface selection and serial data activity

for each port

• Power LED displays connection to host

• Powered by USB connection

• High-retention USB type B connector prevents accidental disconnection

of standard USB cable

• Four DB9M connectors with full modem control signals implemented in

RS-232 mode

• Sealevel SeaCOM software supports Microsoft Windows operating

systems

• Includes 6′ USB device cable (Item# CA179)

Specifications

Family

SeaLINK

Max Data Rate

921.6K bps

Dimensions

9.2 (L) x 5.3 (W) x 1.7 (H)

Electrical Interface

RS-232, RS-422, RS-485

High Retention USB

Yes

Humidity Range

10 – 90% Relative Humidity, Non-

Condensing

Host Interface(s)

USB

Max Data Distance

50 feet (RS-232) 4000 feet (RS-485)

Communications Chip

USB/UART

# of Ports

4

Operating Temperature

0°C to 70°C (32°F to 158°F)

Power Requirement

+5V @ 500mA

RoHS Compliant

Yes

Serial Connector(s)

DB9M

Software Configurable

Yes

Storage Temperature

-50°C to 105°C (-58°F to 221°F)

USB Powered

Yes

USB Specification

1.1 Compliant, 2.0 Compatible

sealevel.com

+1 864.843.4343

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