HEIDENHAIN MANUALplus 620 Manual page 25

Machine operating panel
•
MB 720T Voltage supply: DC 24 V/≈ 4 W
•
36 exchangeable snap-on keys with status LEDs, of which 16
are not labeled, freely definable via PLC
•
Operating elements: Keys preassigned through the PLC basic
program: Control voltage on
stop; 4 axis keys; rapid traverse key; spindle right; spindle left;
spindle stop; jog spindle to right; jog spindle to left; spindle
positioning; clamp spindle; spindle switchover; chip removal;
chip removal backwards; tool change at right; tool change at left;
unlock door
•
Spindle-speed and feed-rate override potentiometer
•
Two holes for additional keys or keylock switches
•
7 free PLC inputs and 5 free PLC outputs
Keys illuminated, addressable via PLC
1)
MB 720T
Mass
; NC start; NC stop; emergency
1)
ID 1043707-xx
≈ 0.9 kg
MB 720T
25