BECKHOFF CX2500­0031 - Manual (Page 8)

Product overview
2.2 System overview
CX2500­00xx System modules
The system modules for the CX2000 family are connected to the CPU on the left­hand side via a multi­pin
connector. Internally they are connected via PCI Express. Up to four modules can be connected in any
order. The CX2500­0020 audio module has jack plug (5 x 3.5 mm) and cinch plug for digital signals (SPDIF).
Up to 7.1 multi­channel audio can be used. Serial interfaces can be added with the modules CX2500­0030
(RS232) and CX2500­0031 (RS422/RS485). The CX2500­0060 module provides two further independent
Gbit Ethernet interfaces. The CX2500­0070 module can be used to add up to four further USB 3.0 interfaces.
The expansion modules for the CX2000 family are connected to the CPU on the right­hand side via a multi­
pin connector. Up to two CX2550­0010 CFast modules can be connected, so that a total of up to three CFast
slots are available.
2.3 CX2500­0031 ­ Technical data
The system interface CX2500­0031 expands a CX20x0 by two serial RS485/RS422 interfaces.
Technical data CX2500­0031
Interfaces 2x D Sub RS485 / RS422
Power supply via system bus (via power supply module
CX2100­0xxx)
Current supply 500 V (supply/internal electronics)
Dimensions (W x H x D) 24 mm x 99 mm x 54.5 mm
Weight approx. 203 g
Operating/storage temperature ­25° C ... +60° C / ­40° C ... +85° C
Relative humidity 95% no condensation
Vibrations/shock resistant conforms to EN 60068­2­6 / EN 60068­2­27
EMC immunity/emission conforms to EN 61000­6­2/EN 61000­6­4
Protection class IP 20
Further Information: www.beckhoff.de/CX2000
CX2500­0031 8 Version 1.1