Epson RC520 Safety And Installation page 46

2. Installation
C ircuit Diagrams
3 1 B
Example 1: External emergency stop switch typical application
Control Unit (MIB)
Emergency Stop
switches of an
operation unit
*1: The part indicated with a broken line shows
38
Dynamic brake relay of
each motor driver module
Emergency
Stop detection
*1
Dynamic
brake
control
Emergency
Emergency
Stop
Stop detection
detection
Dynamic
brake
control
the circuit for the four-axis Drive Unit.
For the six-axis Drive Unit, there are six
motor driver modules in the circuit.
Drive Unit (DMB)
+24V
+24V
Safety Door input 1
Safety Door input 2
Latch release input
Latch release input
Close: latch off
Open: latch on
RC520 Safety and Installation Rev.2
External
Emergency
Stop switches
9
19
1
2
11
12
3
13
5
6
4
14
10
External
20
+24V
8
7
18
17
16
15
External
+24V GND