VS-32-L
21
6.2. Switches
B1
OFF
Strap stop switch
B2
ON/OFF
Counter switch
B3
OFF
0- position switch
B4
OFF
Terminal switch
pos. K, W, F
B7
OFF
Head before
packing item
B8
OFF
Head on packing
item
B9
TOUCH-
Strap insertion
CONTROL
B10
TOUCH
Sealing
CONTROL
Switch functions:
B1:
Precise movement for strap overlapping has been started. Counter switch
B2
and safety timer
t9
are activated.
B2:
Identifies stop of strap and switches off precise movement after strap
overlapping has been effected. It also switches from transport back to
tensioning and from tensioning to sealing.
B3:
Monitors the zero position (start position) of the cam gear.
B4:
Stops the cam gear at the relevant positions. K (clamping), W (welding) and F
(releasing).
B7:
Signals head before packing item. Switches machine movement “Head forward”
to precise movement and
– after release of seal – activates the precise
movement at the cam gear for movement to 0-position.
B8:
Signals head on packing item. Starts the fast transport back or strap tensioning.
B9:
Lifts the transport rocker during insertion of strap.
B10:
Actuates the welding station (sealing motor). Cam gear positions can be
approached individually.
0
F
K
W
B4
B1
F
W
0
K
B3
0
F
K
W
B4
B2
B4
B2
B3
B1
B7
B8
B9 / B10
B 13 GB 33/06