96 HEIDENHAIN Technical Manual MANUALplus 620
2.5.8 MB 620T machine operating panel
MB 620T
The MB 620T is equipped with:
HSCI interface
Handwheel connection, X23
Spindle-speed and feed-rate override
potentiometer
Snap-on (exchangeable) keys, see "Key
symbols" on page 101. The key functions are
freely definable via the PLC
8 PLC inputs and 8 PLC outputs
Two bore holes for additional keys or keylock
switches
Controls and displays:
9 axis keys
17 function keys
NC start
NC stop
Feed rate stop
Spindle stop
EMERGENCY STOP button
Control voltage On
1
1)
Key is illuminated
ID 737 610-xx
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