Dedicated Input Signal Connections - Yamaha RCX222 User Manual

1. SAFETY I/O interface over view
1.5

Dedicated input signal connections

c
CAUTION
See "7. I/O connections" in Chapter 3 for a defi nition of NPN and PNP
specifi cations.
■ NPN specifications
Photocoupler
Chapter
6
■ PNP specifications
Photocoupler
n
NOTE
The NPN or PNP specifi cations can be selected by connecting DI.COM to
the positive or negative terminal of the external DC 24V power supply.
6-10
1 DI.COM
3 SERVICE
2 INTERLOCK
1 DI.COM
3 SERVICE
2 INTERLOCK
+
External 24V
power supply
External 24V
power supply
+