Electric Drives
and Controls
3−1
Bosch Rexroth AG
RhoMotion
1070072367 / 04
Structure of the rho4.0
3
Structure of the rho4.0
3.1
Description of the structure
The following notes refer to point 3.1.2 Block structure of the rho4.0.
Via an external PC it is possible to communicate with the rho4.0 in Win-
dows via both a DDE server and DLL libraries. Various library functions
are available.
For the connection of the library functions the OEM has four parallel
channels available. The library functions are represented on Windows
side as DLL.
There is one common transmission channel available for ROPS4 and
DDE linking.
Four Win channels are available in BAPS for communication with the
rho4.0 (Win_1 to Win_4). In addition, BAPS incorporates the capability
of creating one or more BAPS clients using library functions.
Coupling to a PCLrho4.0 (PC-programmable logic control), which may
run on the same computer, is provided through an internal TCP/IP con-
nection. A data channel to the PCL is provided in the same way. The PCL
is programmed using the WIN-SPS software.
The rho4.0 provides three serial channels.
The PHG2000 is the default operating device for the rho4.0. In addition
to the default operating interface, it is possible to customise the interface
of the PHG2000 as desired using the BDT editor. Drivers and functions
are available for this purpose.
The rho4.0 incorporates a CAN interface to the digital drive amplifiers
(Bosch Servodyn D, Servodyn GC).
In addition, an interface for SERCOS drives is available.
A CAN interface is also used for the coupling of digital I/O. The
PCLrho4.0 gives the possibility of communicating by means of PROFI-
BUS-DP, CAN or INTERBUS-S by using a PCI field bus card.
ROPS4 can communicate with the rho4.0 via a TCP/IP or a serially con-
nection.
BAPS plus uses the DDE Server4.
Summary of Contents for Rexroth Rho 4.0
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