LEYBOLD TURBOTRONIK NT 151/361 Gebrauchsanleitung Seite 14

Connection
2.2 Remote control
connection
The TURBOTRONIK NT 151/361 may be run in any one
of 4 operating modes. They are selectable via different
connection of pins 1 to 3 of the terminals (4/4) on the
back of the TURBOTRONIK;
1. Operation via the START and STOP pushbuttons
Provide a link between pin 2 and pin 3 (setting as sup-
plied).
2. Automatic start when the mains
applied
Connect all 3 pins (1, 2 and 3) to each other.
When the mains voltage is applied the TURBOVAC will
start up automatically.
3. Remote control via one
Provide a link between pin 1 and pin 3.
When the second STOP input (pin 2) is connected to the
connected pins 1-3 the TURBOVAC starts.
Removing this connection stops the TURBOVAC.
4. Remote control via 2 external
Provide a link between pin 2 and pin 3.
When pin 1 START is linked for at least 200 ms with
connected pins 2 and 3, the TURBOVAC will start.
Removing the connection stops the TURBOVAC.
Connection of relay contacts
Via pins 4, 5 and 6 (potential-free
is possible to detect the operating mode NORMAL.
5-6 closed
4-5 closed
14
(optional)
see Fig. 5.
voltage is
external switch
pushbuttons
(4/5)
changeover contact) it
NORMAL
not NORMAL;
ACCEL or standstill
2.3 Connection
TURBOVAC
The TURBOTRONIK NT 151/361
bomolecular pumps TURBOVAC 150, 360, 150 CSV, 360
csv, 150 v, 360 v, 151, 361, 151 c, 361 c.
The TURBOVAC 150 H and 360 H may not be connec-
ted.
Plug in the connection line to the TURBOVAC at the plug
(4/1) and on the motor of the TURBOVAC.
Connection lines up to 100 m long are permissible.
An earth line can be connected to (4/2).
24 Fitting the TURBOTRO-
NIK and connecting
mains
The TURBOTRONIK NT 151/361 is supplied in a table
top housing.
It may also be built into a rack. In this case sufficient ven-
tilation must be ensured and the ambient temperature
must not exceed 400C during operation.
The four holes in the front panel are used for installing
the unit in a 19" rack.
Warning
If the TURBOTRONIK
mains plug is not within easy reach. There-
fore install a separation between the TUR-
BOTRONIK and the mains when you build it
into a rack.
Plug in the mains cable at (4/7).
Warning
Do not operate the TURBOTRONIK with the
standard mains lead in chemically aggressi-
ve surroundings. If you operate the TUR-
BOTRONIK in chemically aggressive surro-
undings replace the mains lead by a resi-
stant one.
of
is used to drive the tur-
the
is built into a rack the