Diaphragm Vacuum Pumps UN012, UN024, UN036_I
Installation
6
3. Connect the mains cables to the connections L 1 and N of
the terminal block (see figs. 3a, 3b or 4).
4. Connect the earth (ground) wire to the pump motor.
5. Place the electronics housing or the terminal cover back in
position and screw it tight; make sure the housing sealing is
properly sited.
6. Only .26 versions (pumps with heated heads; electronically
controlled): Connect the serial interface cable to an
available, active COM port on the PC (to operate the pump
without PC software, the interface cable can be detached on
terminals X3/1-5 and removed; use the protective cap
supplied to cover the unused cable fitting).
Fig. 3b: Electronic connection of UN036.0 _T.11I
Fig. 3a: Electrical connection
(.11-designs: with thermostat-
regulated head heating) except
for UN036_T.11I )
