Handling Machine And Setting Data - Siemens SINUMERIK FM-NC Installation And Startup Manual

03.96
6.2

Handling machine and setting data

Number and
MDs and SDs are addressed by number or by name (identifier). The number
identifier and name are displayed on the MMC. The following must also be taken into
account:
S
S
S
S
S
Active The levels at which a data becomes active are listed below in order of priority.
A change to the data takes effect after:
S
S
S
S
Protection levels
Protection level 4 or higher (keyswitch position 3) must be activated to display
machine data. The appropriate protection level must generally be enabled by
means of password "EVENING" to start up the system.
Unit The unit refers to the default setting of the machine data:
SCALING_FACTOR_USER_DEF_MASK,
SCALING_FACTOR_USER_DEF and
SCALING_SYSTEM IS METRIC = 1.
If the MD is not based on any physical unit, then the field contains a "–".
Default value This is the preset value for the MD or SD.
Note
When entered via the MMC, the value is limited to 10 places plus decimal point
and sign.
Value range Specifies the input limits. If no value range is specified, the data type deter-
(minimum and
mines the input limits and the field is marked "∗∗∗".
maximum)
 Siemens AG 2000 All Rights Reserved
SINUMERIK 840D Installation and Start-Up Guide (IAD) – 04.00 Edition
6 Assigning Parameters to the Control and the PLC Program
Active
Protection level
Unit
Default value
Value range
POWER ON (po) NCK RESET
NEW_CONF (cf) – "Set MD active" softkey on MMC
– "RESET" key on MCP
– Changes at block ends in program mode
RESET (re) – M2/M30 at program end or
– "RESET" key on MCP
IMMEDIATE (so) After entry of value
6.2 Handling machine and setting data
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