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6-2
Chapter
6
SAFETY
I/O INTERF
ACE
1.2
Connector I/O signals
PIN
I/O symbol
Name
Remarks
1
DI.COM
Dedicated input common
2
INTERLOCK (DI11)
Interlock input
Photocoupler input DC24V, 7mA
3
SERVICE (DI02)
SERVICE mode input
Photocoupler input DC24V, 7mA
4
DO.COM
Dedicated output common
5
MPRDY
Main power supply ready
Mechanical relay contact output
DC24V, 1A
6
SERVO OUT
Servo-on state output
Photo-MOS relay output DC24V,
100mA
7
NC
No connection
8
KEY1
RPB key switch contact
9
KEY2
RPB key switch contact
10
24VGND
E-STOP24V, GND
11
E-STOP24V
Power supply for emergency
stop input
12
E-STOPRDY (DI00)
Emergency stop ready signal
13
E-STOPIN1
Emergency stop input 1
14
E-STOPIN2
Emergency stop input 2
15
E-STOPIN3
Emergency stop input 3
16
E-STOPIN4
Emergency stop input 4
17
LCKIN1
Enable switch input 1
18
LCKIN2
Enable switch input 2
19
LCKIN3
Enable switch input 3
20
LCKIN4
Enable switch input 4
c
CAUTION
• On the SAFETY connector that comes with the controller, pin 1 is shorted
to pin 10, pins 2, 3, 11 and 14 are shorted together, and pin 12 is shorted
to pin 13. Use these pins to make an interlock circuit to ensure the system
including the robot controller operates safely.
• Do not connect an external DC24V to E-STOP24V.
• See "7. I/O connections" in Chapter 3 for a defi nition of NPN and PNP
specifi cations.
• Do not connect any external signal to the NC terminals.
1. SAFETY I/O interface overview
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