Siemens SIMATIC TIWAY 1 Figure 213 External Input/Output Points Example Application

OPERATION AND APPLICATION
UNILINK HOST ADAPTER2–23
USER MANUAL
2.8.2 The Exter nal Input/Output Points
The UNILINK Adapter provides a single external input point and a single
external output point. These two points operate independently and can be used
in a variety of applications like a remote “Adapter Good” indicator. For safety
critical applications, any external alarms should be hard-wired independently
of
the P/C.
IN OUT
UNILINK Host
Adapter
Panel
Lamp
20 – 40 VDC
20 – 36 V AC
(RMS)
Remote
“ADAPTER GOOD”
Indicator
Figure 2–13 External Input/Output Points Example Application