Documentation Number: p/n 8683R1-232CLDR-0912ds page 1/2
2010 B&B Electronics. All rights reserved
232CLDR
Isolated RS-232 to Current Loop Converter
Converts RS-232 to 20mA Current Loop
2000V Optical Isolation
One Transmit & One Receive Current Loop
Current Loops can be set to Active or Passive
-40 to 80C Operating Temperature
Specifications
RS-232
The 232CLDR is a DIN Rail mountable
Connector Terminal Block
Signals TD, RD, GND
Current Loop
RS-232 to Current Loop Converter. It has
Signals T+, T-, R+, R-, GND
Isolation
one optically isolated 20 mA transmit loop
Method Optical
Rating 2000 V
and one optically isolated receive loop. Each Power
Connector Terminal Block
Voltage 10 to 30 VDC
loop can be set to either Active or
Power Consumption 2.5 W
Source External
Passive. When set to Active an isolated Terminal Blocks
Wire Size 24 to 14 AWG
Torque 4 kgf-cm
20 mA current is supplied for each loop
LED Indicators
2 DATA LEDs (RED) Data LEDs for RS-232 & Current
(transmit and receive). One 10 to 30 VDC Loop flash when data transmitted
Enclosure
Material Plastic
power supply provides power to the
IP Rating 20
Dimensions 1.0 x 3.1 x 3.7 in (2.5 x 7.9 x 9.5 cm)
converter and both current loops. Mounting 35 mm DIN (Panel Mount Adapter
is available)
Environmental
The 232CLDR communicates at baud
Operating Temperature -40 to 80 C (-40 to 176 F)
Storage Temperature -40 to 85 C (-40 to 185 F)
rates up to 19.2 kbps and can extend Operating Humidity 0 to 95% Non-condensing
MTBF 401834 hours
MTBF Calculation Method MIL217F Parts Count Reliability
communications up to 2000 feet (600
Agency Approvals CE, FCC
cULus Recognized, File E222870
meters). 2000V Optical Isolation protects Ordering Information
Model Number 232CLDR
Power Supply An external source is required.
equipment from damaging ground loops and
MDR-20-24 Recommended
Panel Mount Adapter DRPM25
surges. Two LEDs indicate data flow.
Connections are made to a terminal block.
www.bb-elec.com orders@bb-elec.com support@bb-elec.com
International Office: 707 Dayton Road PO Box 1040 Ottawa, IL 61350 USA 815-433-5100 Fax 433-5104
European Office: Westlink Commercial Park Oranmore Co. Galway Ireland +353 91 792444 Fax +353 91 792445
PRODUCT INFORMATION B&B ELECTRONICS
Documentation Number: p/n 8683R1-232CLDR-0912ds page 2/2
2010 B&B Electronics. All rights reserved
www.bb-elec.com orders@bb-elec.com support@bb-elec.com
International Office: 707 Dayton Road PO Box 1040 Ottawa, IL 61350 USA 815-433-5100 Fax 433-5104
European Office: Westlink Commercial Park Oranmore Co. Galway Ireland +353 91 792444 Fax +353 91 792445
PRODUCT INFORMATION B&B ELECTRONICS