Movement Control Commands
3.6 S, T, M, and B functions
04.07
3-90
© Siemens AG 2007 All rights reserved
SINUMERIK 802D sl/840D/840D sl/840Di/840Di sl/810D ISO Milling (PGM) -- 04.07 Edition
Table 3-16 Other general M codes
M code
Function Remarks
M03 Spindle start, forward direction Generally, M state
M04 Spindle start, reverse direction
between M03 and M04
nn
wi
h
M05 Spindle stop
directly. To change the
M08 Coolant ON
M c ode state, execute
M05 once.
M09 Coolant OFF
.
Designation of multiple M codes in a single block
It is possible to specify up to five M codes in a single block. The specified M codes
and sampling output are output at the same time. Concerning the combinations
of the M codes that can be specified in the same block, refer to the manuals
published by the machine tool builder for restrictions on them.
Second miscellaneous function (B function)
B functions are output to the PLC as H auxiliary functions with address extension
H1=.
Example: B1234 is output as H1=1234.