Operation
Version 1.0.2 - 2020-09-15
42
Translation of original instructions
GT25 | GT30 | GT40
EN
GT25_G
T30_G
T40_G
B_4.
fm
4.4
Grinding table oscillation
WARNING!
Never try to engage the handwheel for manual movement in the X axis when the hydrau-
lic oscillation is active.
Controller for infinitely variable speed in the longitudinal
grinding area.
The oscillation and the speed of the table is switched on
and controlled by means of the hydraulic hand lever valve.
Switch on the hydraulic pump. The electromagnet must be
switched on first.
The table automatically moves alternately to the left and
right.
4.5
Selector switch for operating mode
The operating mode selector switch SA4 is used to select the infeed mode of the grinding
wheel.
The switch has three switching positions.
Jog mode of the grinding wheel up and down using the push buttons <SB6> and <SB7>.
Displacement or infeed of the grinding wheel up and down with the electronic handwheel.
Displacement or infeed of the grinding wheel is automated in NC operation.
4.6
Push buttons for grinding head up and down in Jog mode
The step size per keystroke in jog mode <SE4> with the keys <SB6> and <SB7> can be
selected in <HMI>.
The possible step sizes are: 0,005 | 0,01 | 0,02 | 0,03 | 0,04 | 0,05mm
5 = 0,005 mm
10 = 0,01 mm
20 = 0,02 mm
30 = 0,03 mm
40 = 0,04 mm
50 = 0,05 mm
SB3
Grinding wheel button motor ON/OFF
VR
Controller for infinitely variable speed in
the transverse axis
SB1
Control On / Operation indicator light
SB4
Table oscillation button ON/OFF (hydrau-
lic pump)
SA5
Electromagnet switch ON/OFF
SB0
Emergency stop button
HL4
Alarm light
SB5
Coolant pump ON/OFF button
HMI
Input screen, information screen
SA1
Work lamp ON/OFF switch
Item
Designation
Item
Designation