Part Names And Functions; Model Number; System Configuration - Epson RC520 Manual

2. Part Names and Functions

2.1 Model Number

The RC520 robot controller consists of one Control Unit and Drive Unit(s).
Controller Unit and Drive Unit have several models depending on the specifications.
The following table shows all the combinations of the Control Unit and Drive Unit, and
their differences.
The model number is recorded on the signature label of the Control Unit or Drive Unit.
RC520CU-1
RC520CU-1
RC520CU-1-UL RC520DU-UL
RC520CU-1
RC520CU-1
RC520CU-1-UL RC520DU6-UL

2.2 System Configuration

The numbers of controllable motor axes per Drive Unit are as shown below:
Up to three Drive Units are connected to one Control Unit. The following table shows
available connections of the Drive Units per Control Unit.
Case 1
Case 2
Case 3
For details on the Control Unit, refer to the Setup & Operation 2.4 Control Unit
(RC520DU).
For details on the Drive Unit, refer to the Setup & Operation 2.5 Four-axis Drive Unit
and the Setup & Operation 2.6 Six-axis Drive Unit (RC520DU6).
"Robot manipulator" is called "Manipulator" in this manual.
RC520 Rev.7
Setup & Operation 2.1 Model Number (Part Names and Functions)
Model Number
Control Unit Drive Unit
RC520DU
RC520DU/CE
RC520DU6
RC520DU6/CE
Each four-axis Drive Unit (RC520DU) : Up to four axes
Each six-axis Drive Unit (RC520DU6) : Up to six axes
Four-axis Drive Units Six-axis Drive Units
3 Drive Units
2 Drive Units
-
Model Differences
Controllable Type of
Axes D-I/O
4 axes NPN type
4 axes PNP type
4 axes PNP type
6 axes NPN type
6 axes PNP type
6 axes PNP type
-
1 Drive Unit
2 Drive Units
The
Conformity to
Safety Standard
CE Marking
CE Marking and UL
CE Marking
CE Marking and UL
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