Siemens SINUMERIK 840C - Page 384

04.96 6 NC Machine Data (NC MD), NC Setting Data (NC SD)
6.9 MDs for parameter set switchover
D component comp. contr. 2nd - 8th par. set as from SW 4
2508*-
2514*
Default value Lower input limit Upper input limit Units
0 0 16 000 1
Active on
RESET
These MD have the same meaning as MD 489*, see also ”Functional Descriptions: Parameter
set switchover”.
Time constant parallel model 2nd - 8th par. set
as from SW 4
2515*-
2521*
Default value Lower input limit Upper input limit Units
6 000 0 16 000 0.01 ms
Active on
RESET
These MD have the same meaning as MD 490*, see also ”Functional Descriptions: Parameter
set switchover”.
Alarm limit speed as from SW 4 1st to 8th par. set
2522*-
2529*
Default value Lower input limit Upper input limit Units
MD 403* ff.+10% 0 99 999 rpm/or 0.1 rpm
Active on
NC Stop
These machine data are active only with gear interpolation.
Alarm limit acc. constant as from SW 4 1st to 8th par. set
2530*-
2537*
Default value Lower input limit Upper input limit Units
MD 478* ff.+10% 0 50 000 ms
Active on
NC Stop
These machine data are active only with gear interpolation.
Tol. band synchr. "fine" 2nd - 8th par. set as from SW 4
2546*-
2552*
Default value Lower input limit Upper input limit Units
40 0
16 000
99 999 999 (SW5.4
and higher)
1 unit (MS)
Active on
RESET
These MD have the same meaning as MD 491*, see also ”Functional Descriptions: Parameter
set switchover”.
Tol. band synchr. "coarse" 2nd - 8th par. set as from SW 4
2553*-
2559*
Default value Lower input limit Upper input limit Units
100 0
16 000
99 999 999 (SW5.4
and higher)
1 unit (MS)
Active on
RESET
These MD have the same meaning as MD 492*, see also ”Functional Descriptions: Parameter
set switchover”.
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Siemens AG 1992 All Rights Reserved 6FC5197- AA50 6–199
SINUMERIK 840C (IA)