www.advantech-bb.com / Enabling an Intelligent Planet All product specifications are subject to change without notice. PRODUCT FEATURES Industrial RS-232 to RS-422/485 Converter 485DRCi • Data rates up to 115.2 kbps • Three-way 2,000V optical isolation (input, output, power) • Wide operating temperature • UL Class 1/Division 2 • Modbus ASCII/RTU compatible • 10–48 VDC input power range ACCESSORIES MDR-40-24 - DIN Rail Mount Power Supply 24VDC, 1.7 A output power EK-CLIP-MPC - Replacement DIN Rail Clip TBKT1 - Replacement Term Block, 2 position 5.08mm TBKT2 - Replacement Term Block, 5 position 5.08mm ORDERING INFORMATION MODEL NUMBER RS-232 CONNECTOR RS-422/485 CONNECTOR ISOLATION 485DRCi DB9 Female (DCE) Removable Terminal Block 2,000 V SPECIFICATIONS SERIAL TECHNOLOGY Data Rate 1.2 to 115.2 kbps RS-232 Connector DB9 female (DCE) Signals TD, RD, GND RS-422/485 Connector Removable terminal block, 28 to 14 AWG RS-485, 2-wire Data A(-), Data B (+), GND RS-422/485, 4-wire TDA(-), TDB(+), RDA (-), RDB(+), GND ISOLATION Rating 2,000 V Lines Protected 3-way (input, output, power lines) Method Optical SURGE SUPPRESSION Lines Protected Data lines Rating 600W peak power dissipation Clamping/Response Time < 1 pico-second INDUSTRIAL BUS Modbus ASCII/RTU POWER Connector Removable terminal block, 28 to 14 AWG Voltage 10-48 VDC Consumption 960 mW Source External MECHANICAL LED Indicators Transmit, Receive, and Power Dimensions 11.4 x 3.3 x 12.4 cm (4.5 x 1.3 x 4.9 in) Enclosure 35mm DIN mount, plastic, IP30 Weight 204.12 g (0.45 lbs) ENVIRONMENTAL Operating Temperature -40 to +80°C (-40 to +176°F) Storage Temperature -40 to +85°C (-40 to +185°F) Operating Humidity 0 to 95% non-condensing MTBF 254617 hours MTBF Calculation Method Parts Count Reliability Prediction CLASS 1/DIVISION 2 WIRING Type Solid copper only Size 28 to 14 AWG Temperature 105°C (221°F) minimum Terminal Torque 0.5 Nm (Newton-meters) APPROVALS / CERTIFICATIONS - 485DRCI cUL 508, File Number: E222870 (C1 D2 E245458) FCC Part 15, CISPR, EN 55022: 2010 + AC:2011 Class B Emissions CE EN 61000-6-1: 2007 Generic Standards for Residential, Commercial and Light- Industrial Environments EN 61000-4-2: 2009 Electro-Static Discharge (ESD) EN 61000-4-3: 2006 +A1 +A2 +IS1 Radiated Field Immunity (RFI) EN 61000-4-4: 2012 Electrical Fast Transients-Burst Immunity (EFT) EN 61000-4-6: 2009 Conducted Immunity Download complete Declaration of Conformity at www.bb-elec.com Chapter 19 Table of Contents Table of Contents