TCP sockets and serial control interfaces

The DHD External Control Protocol can be used on TCP/IP or serial interface to control the DHD devices from external systems.

The following table shows the availability of these interfaces dependent on the various frame/controller types:

Protocol Interface
Frame Type Controller Type RS232 RS422 TCP
RM4200D
DSP Frame
RM420-8501 port on RM420-850 controller
+ 1 to 3 ports on each RM420-851 DSP Controller (max. 4 ports)
- max. 10 sockets1
RM4200D
DSP Frame
RM420-8521 to 3 port on each RM420-851 DSP Controller (max. 3 ports)1 port
Only on RM420-852B / RM420-853B!
max. 10 sockets2
RM420-853
XR Router 52-68501 port
52-5862 RS232/RS232 card required
1 port
52-5860 RS232/RS422 card required!
max. 10 sockets2
52-6851
XS Core 52-18011 port on XS Core - max. 10 sockets2
52-1804
XC Core 52-74001 port on XC Core - max. 10 sockets2
52-7402
52-7403
XD Core 52-7440/7450max. 2 ports on 52-7450 Controllermax. 2 ports on 52-7450 Controller max. 10 sockets2
52-7441/7450
52-7442/7450
XS2 Core 52-18101 port on XS2 Core - max. 10 sockets
52-1830
XC2 Core 52-74231 port on XC2 Core - max. 10 sockets
52-7420
52-7410
XD2 Core 52-7440/7456max. 2 ports on 52-7456 Controllermax. 2 ports on 52-7456 Controller max. 10 sockets
52-7441/7456
52-7442/7456

1 max. 4 sockets possible when using Firmware Version 05.05.27…05.06.01

2 max. 5 sockets until Firmware Version 7.04.06

Note
Please check module documentation for electrical specifications and pin assignment on RS232 and RS422 interfaces.