09.91 2 Operation
2.1.2 SINUMERIK 810T operator interface with external machine control panel
• the spindle is brought to a standstill.
Reset
When you operate the ”Reset” key:
• The current part program being processed is interrupted.
• Diagnostics messages are cleared
(Alarm nos. 100 . . . . 2999)
• The control is switched to the ”Reset” state:
– the NC remains synchronized with the machine
– all buffer and working memories are cleared (the part program
memory remains unchanged)
– the control is in the reset condition and ready for a new program
start.
Program stop / program start (NC stop / NC start)
When you press the ”Program stop” key:
The program being processed is interrupted. You can continue the
operation by pressing ”Program start”.
When you press the ”Program start” key:
The part program called is re-started at the current block. In automatic
operation the overstored functions are transferred to the PLC.
Spindle stop / Spindle start
When you operate the ”Spindle stop” key:
Examples of the use of ”Spindle stop”
• during operation in ”MDI AUTOMATIC” mode, a block with a fault is discovered
• in ”JOG”, ”INC..”,”REPOS” modes, e.g. during repositioning to the contour
• to change a tool
• to input S, T, H, M functions during setting up
(overstore).
When you operate the ”Spindle start” key:
• the spindle speed accelerates to the value specified in the part
program.
© Siemens AG 1990 All Rights Reserved 6ZB5 410-0EP02 2-29
SINUMERIK 810T, GA3 (BN)