Siemens TC35 Terminal User Manual page 14

Signal PIN I/O
name
+ 1
2
PD_IN 3
IGT_IN 4
5
GND 6
12
Interface description
Purpose of the connectors/connections
Description
I Positive supply voltage
connection
Free
I Reset input
high active
I Ignition input
high active
Free
I Negative supply voltage
connection
Reference potential for
PD_IN and IGT_IN
Use and operation
The power supply is implemented by the
+- and the GND wire. To switch the TC35
Terminal on, proceed as follows:
– Either activate the DTR control line via the
RS232 interface
– Or connect IGT_IN to +. This connection
has already been set up in the specified
plug-in power supply unit below, see
"Connectible plug-in power supply unit" on
page14.
Parameters
+8V...+30V
max. 33V for
1min
U > + 5 V
IH
(>3.5s)
U < + 2 V
IL
U > +5V
IH
(>200ms)
U < + 2 V
IL
0 V