IE-CST-2TX-2RS232/485
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IE-CST-2TX-2RS232/485

Serial / Ethernet converter, 2x RJ45, 2x DB9 for RS-232/422/485, Number of ports: 2x RJ45 10/100BASE-T(X), 2x DB9 for RS-232/422/485, IP30, -40 °C...75 °C

Item No. 1285840000
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Approvals General ordering data Dimensions and weights Temperatures Environmental Product Compliance EMC conformity and approvals Environmental conditions Guarantee Interfaces MTBF Power supply Serial communication parameters Technical data Technology Reliability Software Classifications

Approvals

Approvals
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319222/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319228/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_322323/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319213/-S800/-T1z1mm-S80)  
![](https://mdcop.weidmueller.com/mediadelivery/rendition/900_319260/-S800/-T1z1mm-S80)  
ROHS
Conform  
UL File Number Search
[UL Website](https://database.ul.com/cgi-bin/XYV/cgifind/LISEXT/1FRAME/gfilenbr.html)  
Certificate no. (cULus)
E141197  
Certificate no. (cULusEX)
E223527  

General ordering data

Version
Serial / Ethernet converter, 2x RJ45, 2x DB9 for RS-232/422/485, Number of ports: 2x RJ45 10/100BASE-T(X), 2x DB9 for RS-232/422/485, IP30, -40 °C...75 °C  
Order No.
1285840000  
Type
IE-CST-2TX-2RS232/485  
GTIN (EAN)
4050118076431  
Qty.
1  items

Dimensions and weights

Depth
105  mm
Depth (inches)
4.134  inch
Height
140  mm
Height (inches)
5.512  inch
Width
36  mm
Width (inches)
1.417  inch
Net weight
485  g

Temperatures

Storage temperature
-40 °C...85 °C  
Operating temperature
-40 °C...75 °C  
Humidity
5 to 95 % (non-condensing)  

Environmental Product Compliance

RoHS Compliance Status
Compliant with exemption  
RoHS Exemption (if applicable/known)
6c, 7a, 7cI  
REACH SVHC
Lead 7439-92-1  
SCIP
9229992a-00b9-4096-8962-200a7f33e289  

EMC conformity and approvals

EMC standards
EN 61000-4-2 (ESD), Stage 3  
EN 61000-4-3 (RS), Stage 3  
Section B  
Class A  
EN 61000-4-5 (surge)  
EN 61000-4-5 (surge voltage), Stage 3  
EN 61000-4-6 (CS), Stage 3  
EN 61000-4-8  
EN 61000-4-11  
EN 55032  
EN 55035  
FCC Part 15  
Explosive risk zone
UL/cUL, Class I, Division 2, Groups A, B, C and D  
ATEX Zone 2 Ex nA nC IIC T3 Gc  
Free fall
According to IEC 60068-2-32  
Safety standard
UL508  
EN 62368-1  
Shock
according to IEC 60068-2-27  
Vibration
according to IEC 60068-2-6  

Environmental conditions

Humidity
5 to 95 % (non-condensing)  
Operating temperature, max.
75  °C
Operating temperature, min.
-40  °C
Storage temperature, max.
85  °C
Storage temperature, min.
-40  °C

Guarantee

Time interval
5 years  

Interfaces

Ethernet cable protection
1 kV (Level 2) surge protection  
Magnetic isolation protection
1.5 kV built-in  
Number of ports
2x RJ45 10/100BASE-T(X)  
2x DB9 for RS-232/422/485  
RJ45 ports
10/100BaseT(X)  
Auto MDI/MDI-X port  
RS485 data direction control
ADDC® (automatic data direction control)  
Serial cable protection
15 kV ESD protection for all signals, 1 kV (Level 2) surge protection  

MTBF

MTBF
  • According to Standard:
    Telcordia (Bellcore), GB
  • Operating time (hours), min.:
    262,805 h

Power supply

Connection type
1 removable 8-pole terminal block  
Current consumption
  • Voltage:
    12 V
  • Current:
    0.25 A
  • Voltage:
    24 V
  • Current:
    0.125 A
Voltage supply
24 V DC  
2 redundant inputs  
Voltage supply range
  • Voltage type:
    DC
  • Voltage, min.:
    12 V
  • Voltage, max.:
    48 V

Serial communication parameters

Baud rate
50 bit/s to 921.6 kbit/s  
Data bits
5  
6  
7  
8  
Flow control
RTS/CTS and DTR/DSR (RS-232)  
XON/XOFF  
Parity
none  
straight  
odd  
Space  
Mark  
Stop bits
1  
1.5  
2  

Technical data

Housing main material
metal  
Protection degree
IP30  
Type of mounting
Rail  

Technology

Flow control
RTS/CTS and DTR/DSR (RS-232)  
XON/XOFF  

Reliability

Alarm function
Built-in buzzer and RTC  
Auto restart on failure
Built-in Watchdog Timer (WDT)  

Software

Configuration options
Web console, serial console, Telnet console, Windows utility  
Network protocol
ICMP, IP, TCP, UDP, DHCP, BOOTP, Telnet, Rtelnet, DNS, SNMP, HTTP, SMTP, SNTP, IGMP  
Windows Real COM driver
Windows 95/98/ME/NT/2000, Windows XP/2003/Vista/2008/7/8 x86/x64, 2012 x64  

Classifications

ETIM 6.0
EC000310  
ETIM 7.0
EC000310  
ETIM 8.0
EC000310  
ETIM 9.0
EC000310  
ETIM 10.0
EC000310  
ECLASS 11.0
19-17-01-32  
ECLASS 12.0
19-17-01-32  
ECLASS 13.0
19-17-01-14  
ECLASS 14.0
19-17-01-32  
ECLASS 15.0
19-17-01-32