Installation
19
Siemens AG
EN
05.2010
6.14.3 Connecting
alarm
input/output
Recommended Alarm-In connection
GND
Alarm In
Alarm
Device
Mechanical alarm input device can be used as above, and 5 V TTL logic can also
be used.
NOTE
The threshold voltage of alarm input is below 5 V.
Recommended RELAY Alarm Out connection
Mechanical alarm output device can be used as above. NC/NO is a relay output
which sinks 2A@125VAC and 1A@30VDC.