12
Interface description
Purpose of the connectors/connections
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.
Signal
name
PIN I/O Description Parameters
+1IPositive supply voltage
connection
+8V...+30V
max. 33V for
1min
2Free
PD_IN 3IReset input
high active
UIH>+5V
(>3.5s)
UIL<+2V
IGT_IN 4IIgnition input
high active
UIH > +5V
(>200ms)
UIL<+2V
5Free
GND 6INegative supply voltage
connection
Reference potential for
PD_IN and IGT_IN
0V