www.advantech-bb.com / Enabling an Intelligent Planet All product specifications are subject to change without notice. PRODUCT FEATURES USB to RS-485 Mini Converters 485USBTB-2W & 485USBTB-4W • Connect RS-485 Devices to your USB Port • Perfect for Field Service Applications • Small – Fits easily into any laptop bag • USB Port Powered • USB 2.0 (12 Mbps) Compatible • RS-485 Data rates up to 921.6 Kbps • Removable Terminal Block for Easy Wiring • High Retention USB Connector • Supports Windows 98, ME, 2000, XP, Vista, 7 (32/64 bit), 8 (32/64 bit) ACCESSORIES USBAMBM-3F - 3 ft. (1 M) USB Cable (One Included) 7372 - Replacement TB (One Included) Contact Customer Service for ordering information. ORDERING INFORMATION MODEL NUMBER DESCRIPTION 485USBTB-2W USB to RS-485 2-Wire Converter 485USBTB-4W USB to RS-485 4-Wire Converter 485USBTB-2W-LS USB to RS-485 2-Wire Converter (Locked Serial Number) 485USBTB-4W-LS USB to RS-485 4-Wire Converter (Locked Serial Number) SPECIFICATIONS SERIAL TECHNOLOGY RS-485 2-Wire Data A(-), Data B(+), Ground RS-485 4-Wire TDA(-), TDB(+), RDA(-), RDB(+), Ground Connector Removable Terminal Block (28 to 16 AWG) Data Rate Up to 921.6 Kbps USB TECHNOLOGY Connector USB Type B Female (High Retention) Standard 2.0 (Backward Compatible) Data Rate 12 Mbps POWER Source USB Port Input Voltage 5 VDC Consumption ~ 0.5 W (Low power device, draws less than 100 mA) SOFTWARE Driver CD Windows 98, ME, 2000, XP, Vista, 7 (32/64 bit), 8 (32/64 bit) MECHANICAL Dimensions 6.5 x 3.2 x 1.6 cm (2.6 x 1.3 x .6 in) Enclosure In-line mounted, plastic Weight 0.23 lbs (104.3 g) with USB Cable ENVIRONMENTAL Operating Temp 32 to 158°F (0 to70°C) Storage Temp -40 to 185°F (-40 to 85°C) Op Humidity 0 to 95 % (Non-condensing) MTBF 1869313 hours MTBF Method Parts Count Reliability Prediction REGULATORY Approvals FCC, CE CERTIFICATIONS Test Description Test Level Level IEC 61000-4-2 ESD Contact Air ±8kV ±15kV ±8kV ±15kV IEC 61000-4-3 Radiated Immunity 3 v/m 3 v/m IEC 61000-4-4 Burst (Fast Transient) Serial USB ±500 ±500 ±500 ±500 IEC 61000-4-6 Induced (Conductive) RFI Serial USB 3 V RMS 3 V RMS 3 V RMS 3 V RMS EN 55022/CISPR 22 Emissions 3 meters Class B Chapter 19 Table of Contents Table of Contents