485drci – B&B Electronics 485DRCI - Datasheet User Manual
Page 2
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industrial rS-232/422/485
Converter
485DRCi
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
meChaniCaL Diagram
12.4 cm
4.9 in
11.4 cm
4.5 in
3.3 cm
1.3 in